| YEAR | MONTH | 360 DAY | 365 DAY |
|---|---|---|---|
| 2024 | MAR | 5.36922674 | 5.44379934 |
| 2024 | FEB | 5.40567852 | 5.48075739 |
| 2024 | JAN | 5.40658518 | 5.48167664 |
| 2023 | DEC | 5.40108159 | 5.47609661 |
| 2023 | NOV | 5.41225688 | 5.48742712 |
| 2023 | OCT | 5.35897808 | 5.43340833 |
| 2023 | SEP | 5.35638436 | 5.43077859 |
| 2023 | AUG | 5.22880017 | 5.30142239 |
| 2023 | JUL | 5.10526591 | 5.17617238 |
| 2023 | JUN | 5.10499449 | 5.17589719 |
| 2023 | MAY | 4.99267195 | 5.06201462 |
| 2023 | APR | 4.93772852 | 5.00630809 |
| 2023 | MAR | 4.73499233 | 4.80075611 |
| 2023 | FEB | 4.60018241 | 4.66407384 |
| 2023 | JAN | 4.21846278 | 4.27705254 |
| 2022 | DEC | 3.80054822 | 3.85333361 |
| 2022 | NOV | 3.32264900 | 3.36879691 |
| 2022 | OCT | 2.82221903 | 2.86141652 |
| 2022 | SEP | 2.44491845 | 2.47887565 |
| 2022 | AUG | 2.18274988 | 2.21306585 |
| 2022 | JUL | 1.62004094 | 1.64254151 |
| 2022 | JUN | 1.10901068 | 1.12441360 |
| 2022 | MAY | 0.79217214 | 0.80317453 |
| 2022 | APR | 0.61391746 | 0.62244409 |
| 2022 | MAR | 0.52096926 | 0.52820494 |
| 2022 | FEB | 0.46766233 | 0.47415764 |
| 2022 | JAN | 0.38475518 | 0.39009900 |
| 2021 | DEC | 0.36467448 | 0.36973940 |
| 2021 | NOV | 0.34278424 | 0.34754514 |
| 2021 | OCT | 0.32673308 | 0.33127104 |
| 2021 | SEP | 0.31435602 | 0.31872207 |
| 2021 | AUG | 0.32385606 | 0.32835406 |
| 2021 | JUL | 0.35526804 | 0.36020232 |
| 2021 | JUN | 0.36246155 | 0.36749574 |
| 2021 | MAY | 0.39737151 | 0.40289056 |
| 2021 | APR | 0.41588170 | 0.42165784 |
| 2021 | MAR | 0.41932730 | 0.42515129 |
| 2021 | FEB | 0.44212639 | 0.44826704 |
| 2021 | JAN | 0.46138532 | 0.46779345 |
| 2020 | DEC | 0.48278781 | 0.48949319 |
| 2020 | NOV | 0.51145825 | 0.51856183 |
| 2020 | OCT | 0.51187493 | 0.51898430 |
| 2020 | SEP | 0.52274759 | 0.53000797 |
| 2020 | AUG | 0.54577208 | 0.55335225 |
| 2020 | JUL | 0.73026261 | 0.74040514 |
| 2020 | JUN | 0.93532899 | 0.94831967 |
| 2020 | MAY | 1.17832191 | 1.19468749 |
| 2020 | APR | 1.42014899 | 1.43987328 |
| 2020 | MAR | 1.63992047 | 1.66269714 |
| 2020 | FEB | 2.07453488 | 2.10334786 |
| 2020 | JAN | 2.17048121 | 2.20062679 |
| 2019 | DEC | 2.25356633 | 2.28486587 |
| 2019 | NOV | 2.36471332 | 2.39755656 |
| 2019 | OCT | 2.50123377 | 2.53597313 |
| 2019 | SEP | 2.56578664 | 2.60142256 |
| 2019 | AUG | 2.68889145 | 2.72623717 |
| 2019 | JUL | 2.82705926 | 2.86632397 |
| 2019 | JUN | 2.85858655 | 2.89828914 |
| 2019 | MAY | 2.85865083 | 2.89835432 |
| 2019 | APR | 2.93513686 | 2.97590265 |
| 2019 | MAR | 2.95600108 | 2.99705665 |
| 2019 | FEB | 2.93700729 | 2.97779905 |
| 2019 | JAN | 2.87104904 | 2.91092472 |
| 2018 | DEC | 2.76518279 | 2.80358810 |
| 2018 | NOV | 2.70120998 | 2.73872678 |
| 2018 | OCT | 2.61234695 | 2.64862954 |
| 2018 | SEP | 2.56230570 | 2.59789328 |
| 2018 | AUG | 2.54817885 | 2.58357023 |
| 2018 | JUL | 2.54473363 | 2.58007715 |
| 2018 | JUN | 2.46644263 | 2.50069878 |
| 2018 | MAY | 2.31947079 | 2.35168566 |
| 2018 | APR | 2.17068338 | 2.20083176 |
| 2018 | MAR | 2.00242455 | 2.03023601 |
| 2018 | FEB | 1.83932186 | 1.86486800 |
| 2018 | JAN | 1.70540017 | 1.72908628 |
| 2017 | DEC | 1.61159537 | 1.63397864 |
| 2017 | NOV | 1.58332676 | 1.60531740 |
| 2017 | OCT | 1.54073623 | 1.56213534 |
| 2017 | SEP | 1.50711753 | 1.52804972 |
| 2017 | AUG | 1.45794836 | 1.47819764 |
| 2017 | JUL | 1.38906089 | 1.40835340 |
| 2017 | JUN | 1.32471719 | 1.34311604 |
| 2017 | MAY | 1.26822370 | 1.28583791 |
| 2017 | APR | 1.24773602 | 1.26506569 |
| 2017 | MAR | 1.20498615 | 1.22172207 |
| 2017 | FEB | 1.18429789 | 1.20074647 |
| 2017 | JAN | 1.16443622 | 1.18060894 |
| 2016 | DEC | 1.13004460 | 1.14573967 |
| 2016 | NOV | 1.10773273 | 1.12311791 |
| 2016 | OCT | 1.08312422 | 1.09816761 |
| 2016 | SEP | 1.04515495 | 1.05967099 |
| 2016 | AUG | 0.98315019 | 0.99680505 |
| 2016 | JUL | 0.93000105 | 0.94291774 |
| 2016 | JUN | 0.89687604 | 0.90933265 |
| 2016 | MAY | 0.88733722 | 0.89966134 |
| 2016 | APR | 0.84003869 | 0.85170590 |
| 2016 | MAR | 0.81116078 | 0.82242691 |
| 2016 | FEB | 0.76889967 | 0.77957883 |
| 2016 | JAN | 0.73579635 | 0.74601574 |
| 2015 | DEC | 0.71446532 | 0.72438845 |
| 2015 | NOV | 0.67304439 | 0.68239223 |
| 2015 | OCT | 0.65031064 | 0.65934273 |
| 2015 | SEP | 0.62811461 | 0.63683843 |
| 2015 | AUG | 0.60143802 | 0.60979133 |
| 2015 | JUL | 0.57112400 | 0.57905628 |
| 2015 | JUN | 0.55330556 | 0.56099036 |
| 2015 | MAY | 0.54822485 | 0.55583908 |
| 2015 | APR | 0.54001370 | 0.54751389 |
| 2015 | MAR | 0.52218946 | 0.52944210 |
| 2015 | FEB | 0.51130497 | 0.51840643 |
| 2015 | JAN | 0.50033496 | 0.50728406 |
| 2014 | DEC | 0.50079718 | 0.50775270 |
| 2014 | NOV | 0.50011935 | 0.50706545 |
| 2014 | OCT | 0.47833004 | 0.48497351 |
| 2014 | SEP | 0.47013556 | 0.47666522 |
| 2014 | AUG | 0.46344475 | 0.46988148 |
| 2014 | JUL | 0.46288740 | 0.46931640 |
| 2014 | JUN | 0.47334265 | 0.47991686 |
| 2014 | MAY | 0.48117398 | 0.48785695 |
| 2014 | APR | 0.49235507 | 0.49919333 |
| 2014 | MAR | 0.49537218 | 0.50225234 |
| 2014 | FEB | 0.50002961 | 0.50697447 |
| 2014 | JAN | 0.50049490 | 0.50744622 |
| 2013 | DEC | 0.50333617 | 0.51032695 |
| 2013 | NOV | 0.50796693 | 0.51502202 |
| 2013 | OCT | 0.50724495 | 0.51429002 |
| 2013 | SEP | 0.50551663 | 0.51253769 |
| 2013 | AUG | 0.48939882 | 0.49619602 |
| 2013 | JUL | 0.50449375 | 0.51150061 |
| 2013 | JUN | 0.49771572 | 0.50462844 |
| 2013 | MAY | 0.48349599 | 0.49021121 |
| 2013 | APR | 0.52220323 | 0.52945605 |
| 2013 | MAR | 0.56602475 | 0.57388621 |
| 2013 | FEB | 0.60361323 | 0.61199675 |
| 2013 | JAN | 0.64100538 | 0.64990823 |
| 2012 | DEC | 0.68130182 | 0.69076434 |
| 2012 | NOV | 0.71359376 | 0.72350478 |
| 2012 | OCT | 0.73817605 | 0.74842849 |
| 2012 | SEP | 0.76772994 | 0.77839285 |
| 2012 | AUG | 0.76844497 | 0.77911782 |
| 2012 | JUL | 0.77686691 | 0.78765672 |
| 2012 | JUN | 0.77858146 | 0.78939509 |
| 2012 | MAY | 0.78084230 | 0.79168734 |
| 2012 | APR | 0.78319894 | 0.79407670 |
| 2012 | MAR | 0.78287020 | 0.79374339 |
| 2012 | FEB | 0.78406494 | 0.79495473 |
| 2012 | JAN | 0.73930179 | 0.74956988 |
| 2011 | DEC | 0.70919484 | 0.71904477 |
| 2011 | NOV | 0.66965144 | 0.67895216 |
| 2011 | OCT | 0.62491501 | 0.63359438 |
| 2011 | SEP | 0.58794095 | 0.59610679 |
| 2011 | AUG | 0.55009211 | 0.55773227 |
| 2011 | JULY | 0.53801857 | 0.54549105 |
| 2011 | JUNE | 0.53878855 | 0.54627173 |
| 2011 | MAY | 0.53001044 | 0.53737170 |
| 2011 | APR | 0.52882899 | 0.53617384 |
| 2011 | MAR | 0.51023189 | 0.51731844 |
| 2011 | FEB | 0.48328447 | 0.48999675 |
| 2011 | JAN | 0.48115373 | 0.48783642 |
| 2010 | DEC | 0.48134685 | 0.48803222 |
| 2010 | NOV | 0.48778577 | 0.49456057 |
| 2010 | OCT | 0.50955834 | 0.51663554 |
| 2010 | SEP | 0.55450623 | 0.56220770 |
| 2010 | AUG | 0.57708726 | 0.58510236 |
| 2010 | JUL | 0.59074030 | 0.59894503 |
| 2010 | JUN | 0.58833526 | 0.59650659 |
| 2010 | MAY | 0.57535603 | 0.58334708 |
| 2010 | APR | 0.55715586 | 0.56489413 |
| 2010 | MAR | 0.55278297 | 0.56046051 |
| 2010 | FEB | 0.54426564 | 0.55182488 |
| 2010 | JAN | 0.58733713 | 0.59549459 |
| 2009 | DEC | 0.61700387 | 0.62557337 |
| 2009 | NOV | 0.63086054 | 0.63962249 |
| 2009 | OCT | 0.68726028 | 0.69680557 |
| 2009 | SEP | 0.74874857 | 0.75914786 |
| 2009 | AUG | 0.83723497 | 0.84886323 |
| 2009 | JUL | 0.91685127 | 0.92958531 |
| 2009 | JUN | 0.99687045 | 1.01071587 |
| 2009 | MAY | 1.10170367 | 1.11700511 |
| 2009 | APR | 1.15849612 | 1.17458635 |
| 2009 | MAR | 1.24603083 | 1.26333682 |
| 2009 | FEB | 1.36049391 | 1.37938966 |
| 2009 | JAN | 1.83043437 | 1.85585707 |
| 2008 | DEC | 2.24302981 | 2.27418300 |
| 2008 | NOV | 2.73992041 | 2.77797486 |
| 2008 | OCT | 2.85616583 | 2.89583480 |
| 2008 | SEP | 2.85258508 | 2.89220432 |
| 2008 | AUG | 3.01277522 | 3.05461932 |
| 2008 | JUL | 3.00865734 | 3.05044425 |
| 2008 | JUN | 3.01845445 | 3.06037743 |
| 2008 | MAY | 3.04347473 | 3.08574521 |
| 2008 | APR | 3.24255546 | 3.28759095 |
| 2008 | MAR | 3.59822920 | 3.64820461 |
| 2008 | FEB | 4.21644444 | 4.27500617 |
| 2008 | JAN | 4.71322340 | 4.77868484 |
| 2007 | DEC | 5.01120649 | 5.08080658 |
| 2007 | NOV | 5.20739800 | 5.27972297 |
| 2007 | OCT | 5.26772894 | 5.34089184 |
| 2007 | SEP | 5.26720820 | 5.34036387 |
| 2007 | AUG | 5.26288174 | 5.33597732 |
| 2007 | JUL | 5.25543174 | 5.32842385 |
| 2007 | JUN | 5.25100659 | 5.32393723 |
| 2007 | MAY | 5.24634161 | 5.31920747 |
| 2007 | APR | 5.24235877 | 5.31516931 |
| 2007 | MAR | 5.23842603 | 5.31118194 |
| 2007 | FEB | 5.23419666 | 5.30689384 |
| 2007 | JAN | 5.22382499 | 5.29637811 |
| 2006 | DEC | 5.21634271 | 5.28879191 |
| 2006 | NOV | 5.20851103 | 5.28085147 |
| 2006 | OCT | 5.20718122 | 5.27950318 |
| 2006 | SEP | 5.18274606 | 5.25472864 |
| 2006 | AUG | 5.17234284 | 5.24418094 |
| 2006 | JUL | 5.09213023 | 5.16285427 |
| 2006 | JUN | 5.00793697 | 5.07749165 |
| 2006 | MAY | 4.85668679 | 4.92414078 |
| 2006 | APR | 4.70804791 | 4.77343746 |
| 2006 | MAR | 4.55513839 | 4.61840420 |
| 2006 | FEB | 4.41903755 | 4.48041307 |
| 2006 | JAN | 4.26158000 | 4.32076861 |
| 2005 | DEC | 4.14864585 | 4.20626593 |
| 2005 | NOV | 4.01183268 | 4.06755257 |
| 2005 | OCT | 3.80288999 | 3.85570791 |
| 2005 | SEP | 3.60017052 | 3.65017289 |
| 2005 | AUG | 3.45051324 | 3.49843703 |
| 2005 | JUL | 3.26837740 | 3.31377153 |
| 2005 | JUN | 3.18159830 | 3.22578716 |
| 2005 | MAY | 3.01103249 | 3.05285238 |
| 2005 | APR | 2.89609632 | 2.93631988 |
| 2005 | MAR | 2.72750744 | 2.76538948 |
| 2005 | FEB | 2.56205848 | 2.59764262 |
| 2005 | JAN | 2.41466877 | 2.44820583 |
| 2004 | DEC | 2.31263403 | 2.34475394 |
| 2004 | NOV | 2.23213931 | 2.26314125 |
| 2004 | OCT | 2.05552036 | 2.08406926 |
| 2004 | SEP | 1.91662613 | 1.94324594 |
| 2004 | AUG | 1.81136936 | 1.83652726 |
| 2004 | JUL | 1.70318816 | 1.72684355 |
| 2004 | JUN | 1.52447386 | 1.54564711 |
| 2004 | MAY | 1.45443538 | 1.47463587 |
| 2004 | APR | 1.42327421 | 1.44304190 |
| 2004 | MAR | 1.45067618 | 1.47082446 |
| 2004 | FEB | 1.49190279 | 1.51262366 |
| 2004 | JAN | 1.50145416 | 1.52230769 |
| 2003 | DEC | 1.50422148 | 1.52511345 |
| 2003 | NOV | 1.51001064 | 1.53098301 |
| 2003 | OCT | 1.50416532 | 1.52505651 |
| 2003 | SEP | 1.50544548 | 1.52635445 |
| 2003 | AUG | 1.51062696 | 1.53160789 |
| 2003 | JUL | 1.54636992 | 1.56784728 |
| 2003 | JUN | 1.65461760 | 1.67759840 |
| 2003 | MAY | 1.72206756 | 1.74598517 |
| 2003 | APR | 1.75021920 | 1.77452780 |
| 2003 | MAR | 1.79021124 | 1.81507529 |
| 2003 | FEB | 1.85013144 | 1.87582771 |
| 2003 | JAN | 1.95399936 | 1.98113824 |
| 2002 | DEC | 2.0276 | 2.0558 |
| 2002 | NOV | 2.1583 | 2.1883 |
| 2002 | OCT | 2.1724 | 2.2025 |
| 2002 | SEP | 2.1550 | 2.1849 |
| 2002 | AUG | 2.1897 | 2.2201 |
| 2002 | JUL | 2.2332 | 2.2643 |
| 2002 | JUN | 2.2610 | 2.2924 |
| 2002 | MAY | 2.2501 | 2.2813 |
| 2002 | APR | 2.2447 | 2.2759 |
| 2002 | MAR | 2.2301 | 2.2611 |
| 2002 | FEB | 2.2158 | 2.2466 |
| 2002 | JAN | 2.3137 | 2.3458 |
| 2001 | DEC | 2.5170 | 2.5520 |
| 2001 | NOV | 3.0291 | 3.0711 |
| 2001 | OCT | 3.2434 | 3.2885 |
| 2001 | SEP | 3.6050 | 3.6551 |
| 2001 | AUG | 3.9318 | 3.9864 |
| 2001 | JUL | 4.0985 | 4.1554 |
| 2001 | JUN | 4.4193 | 4.4807 |
| 2001 | MAY | 4.7159 | 4.7814 |
| 2001 | APR | 5.0621 | 5.1324 |
| 2001 | MAR | 5.4861 | 5.5623 |
| 2001 | FEB | 5.7441 | 5.8239 |
| 2001 | JAN | 6.2131 | 6.2994 |
| 2000 | DEC | 6.5701 | 6.6614 |
| 2000 | NOV | 6.6703 | 6.7630 |
| 2000 | OCT | 6.7100 | 6.8032 |
| 2000 | SEP | 6.7091 | 6.8023 |
| 2000 | AUG | 6.7073 | 6.8005 |
| 2000 | JUL | 6.7021 | 6.7952 |
| 2000 | JUN | 6.6111 | 6.7029 |
| 2000 | MAY | 6.4215 | 6.5107 |
| 2000 | APR | 6.2573 | 6.3442 |
| 2000 | MAR | 6.1601 | 6.2457 |
| 2000 | FEB | 6.1132 | 6.1982 |
| 2000 | JAN | 6.0622 | 6.1464 |
| 1999 | DEC | 6.0253 | 6.1090 |
| 1999 | NOV | 6.0039 | 6.0873 |
| 1999 | OCT | 5.7003 | 5.7795 |
| 1999 | SEP | 5.5030 | 5.5794 |
| 1999 | AUG | 5.3724 | 5.4471 |
| 1999 | JUL | 5.2337 | 5.3064 |
| 1999 | JUN | 5.1001 | 5.1709 |
| 1999 | MAY | 5.0833 | 5.1539 |
| 1999 | APR | 5.0744 | 5.1449 |
| 1999 | MAR | 5.0930 | 5.1637 |
| 1999 | FEB | 5.0944 | 5.1652 |
| 1999 | JAN | 5.1311 | 5.2024 |
| 1998 | DEC | 5.1855 | 5.2575 |
| 1998 | NOV | 5.2600 | 5.3331 |
| 1998 | OCT | 5.3631 | 5.4376 |
| 1998 | SEP | 5.4557 | 5.5315 |
| 1998 | AUG | 5.5525 | 5.6296 |
| 1998 | JUL | 5.6133 | 5.6913 |
| 1998 | JUN | 5.6138 | 5.6918 |
| 1998 | MAY | 5.6301 | 5.7083 |
| 1998 | APR | 5.6358 | 5.7141 |
| 1998 | MAR | 5.6377 | 5.7160 |
| 1998 | FEB | 5.6333 | 5.7116 |
| 1998 | JAN | 5.6271 | 5.7053 |
| 1997 | DEC | 5.6979 | 5.7770 |
| 1997 | NOV | 5.7056 | 5.7849 |
| 1997 | OCT | 5.6914 | 5.7705 |
| 1997 | SEP | 5.6820 | 5.7609 |
| 1997 | AUG | 5.6889 | 5.7679 |
| 1997 | JUL | 5.7002 | 5.7794 |
| 1997 | JUN | 5.7101 | 5.7894 |
| 1997 | MAY | 5.7007 | 5.7799 |
| 1997 | APR | 5.6796 | 5.7585 |
| 1997 | MAR | 5.5531 | 5.6302 |
| 1997 | FEB | 5.5311 | 5.6079 |
| 1997 | JAN | 5.5304 | 5.6072 |
| 1996 | DEC | 5.5245 | 5.6013 |
| 1996 | NOV | 5.5237 | 5.6005 |
| 1996 | OCT | 5.5142 | 5.5908 |
| 1996 | SEP | 5.5020 | 5.5784 |
| 1996 | AUG | 5.4601 | 5.5359 |
| 1996 | JUL | 5.4204 | 5.4957 |
| 1996 | JUN | 5.3742 | 5.4486 |
| 1996 | MAY | 5.3409 | 5.4152 |
| 1996 | APR | 5.3232 | 5.3971 |
| 1996 | MAR | 5.3164 | 5.3902 |
| 1996 | FEB | 5.3143 | 5.3881 |
| 1996 | JAN | 5.4027 | 5.4777 |
| 1995 | DEC | 5.4560 | 5.5318 |
| 1995 | NOV | 5.5193 | 5.5960 |
| 1995 | OCT | 5.5164 | 5.5930 |
| 1995 | SEP | 5.5677 | 5.6450 |
| 1995 | AUG | 5.5740 | 5.6514 |
| 1995 | JUL | 5.6012 | 5.6790 |
| 1995 | JUN | 5.7111 | 5.7904 |
| 1995 | MAY | 5.7710 | 5.8512 |
| 1995 | APR | 5.7768 | 5.8570 |
| 1995 | MAR | 5.7107 | 5.7900 |
| 1995 | FEB | 5.6086 | 5.6865 |
| 1995 | JAN | 5.5040 | 5.5804 |
| 1994 | DEC | 5.3810 | 5.4557 |
| 1994 | NOV | 5.2017 | 5.2730 |
| 1994 | OCT | 5.0200 | 5.0897 |
| 1994 | SEP | 4.8956 | 4.9636 |
| 1994 | AUG | 4.7963 | 4.8629 |
| 1994 | JUL | 4.5816 | 4.6452 |
| 1994 | JUN | 4.3791 | 4.4399 |
| 1994 | MAY | 4.2105 | 4.2690 |
| 1994 | APR | 4.1230 | 4.1803 |
| 1994 | MAR | 4.0474 | 4.1036 |
| 1994 | FEB | 4.0080 | 4.0637 |
| 1994 | JAN | 3.9411 | 3.9958 |
| 1993 | DEC | 3.9302 | 3.9848 |
| 1993 | NOV | 3.9534 | 4.0083 |
| 1993 | OCT | 3.8419 | 3.8953 |
| 1993 | SEP | 3.8427 | 3.8961 |
| 1993 | AUG | 3.9138 | 3.9682 |
| 1993 | JUL | 3.9606 | 4.0156 |
| 1993 | JUN | 3.9451 | 3.9999 |
| 1993 | MAY | 3.9712 | 4.0264 |
| 1993 | APR | 3.9401 | 3.9948 |
| 1993 | MAR | 3.9361 | 3.9908 |
| 1993 | FEB | 4.0633 | 4.1197 |
| 1993 | JAN | 4.0724 | 4.1290 |
| 1992 | DEC | 4.1344 | 4.1918 |
| 1992 | NOV | 4.1481 | 4.2057 |
| 1992 | OCT | 3.9955 | 4.0510 |
| 1992 | SEP | 4.0893 | 4.1461 |
| 1992 | AUG | 4.2786 | 4.3380 |
| 1992 | JUL | 4.3985 | 4.4596 |
| 1992 | JUN | 4.5158 | 4.5785 |
| 1992 | MAY | 4.5615 | 4.6249 |
| 1992 | APR | 4.6280 | 4.6923 |
| 1992 | MAR | 4.6950 | 4.7602 |
| 1992 | FEB | 4.6896 | 4.7547 |
| 1992 | JAN | 4.8304 | 4.8975 |
| 1991 | DEC | 5.1855 | 5.2575 |
| 1991 | NOV | 5.5377 | 5.6146 |
| 1991 | OCT | 5.7456 | 5.8254 |
| 1991 | SEP | 5.9859 | 6.0690 |
| 1991 | AUG | 6.1361 | 6.2213 |
| 1991 | JUL | 6.2673 | 6.3543 |
| 1991 | JUN | 6.3709 | 6.4594 |
| 1991 | MAY | 6.4063 | 6.4953 |
| 1991 | APR | 6.7446 | 6.8383 |
| 1991 | MAR | 7.0394 | 7.1372 |
| 1991 | FEB | 7.3015 | 7.4029 |
| 1991 | JAN | 7.7102 | 7.8173 |
| 1990 | DEC | 8.0624 | 8.1744 |
| 1990 | NOV | 8.2255 | 8.3397 |
| 1990 | OCT | 8.2461 | 8.3606 |
| 1990 | SEP | 8.2744 | 8.3893 |
| 1990 | AUG | 8.3386 | 8.4544 |
| 1990 | JUL | 8.3938 | 8.5104 |
| 1990 | JUN | 8.3932 | 8.5098 |
| 1990 | MAY | 8.4376 | 8.5548 |
| 1990 | APR | 8.4182 | 8.5351 |
| 1990 | MAR | 8.3675 | 8.4837 |
| 1990 | FEB | 8.3916 | 8.5082 |
| 1990 | JAN | 8.4577 | 8.5752 |
| 1989 | DEC | 8.5672 | 8.6862 |
| 1989 | NOV | 8.7417 | 8.8631 |
| 1989 | OCT | 8.8311 | 8.9538 |
| 1989 | SEP | 8.9509 | 9.0752 |
| 1989 | AUG | 9.0095 | 9.1346 |
| 1989 | JUL | 9.3546 | 9.4845 |
| 1989 | JUN | 9.5547 | 9.6874 |
| 1989 | MAY | 9.6079 | 9.7413 |
| 1989 | APR | 9.4334 | 9.5644 |
| 1989 | MAR | 9.2035 | 9.3313 |
| 1989 | FEB | 9.0186 | 9.1439 |
| 1989 | JAN | 8.7535 | 8.8751 |
| 1988 | DEC | 8.6500 | 8.7701 |
| 1988 | NOV | 8.4103 | 8.5271 |
| 1988 | OCT | 8.3000 | 8.4153 |
| 1988 | SEP | 8.2021 | 8.3160 |
| 1988 | AUG | 7.8619 | 7.9711 |
| 1988 | JUL | 7.5925 | 7.6980 |
| 1988 | JUN | 7.4178 | 7.5208 |
| 1988 | MAY | 7.2716 | 7.3726 |
| 1988 | APR | 7.2082 | 7.3083 |
| 1988 | MAR | 7.3553 | 7.4575 |
| 1988 | FEB | 7.4083 | 7.5112 |
| 1988 | JAN | 7.5701 | 7.6752 |
| 1987 | DEC | 7.4927 | 7.5968 |
| 1987 | NOV | 7.2888 | 7.3900 |
| 1987 | OCT | 7.1427 | 7.2419 |
| 1987 | SEP | 7.0828 | 7.1812 |
| 1987 | AUG | 6.7700 | 6.8640 |
| 1987 | JUL | 6.8301 | 6.9250 |
| 1987 | JUN | 6.7936 | 6.8880 |
| 1987 | MAY | 6.6398 | 6.7320 |
| 1987 | APR | 6.3735 | 6.4620 |
| 1987 | MAR | 6.2827 | 6.3700 |
| 1987 | FEB | 6.3005 | 6.3880 |
| 1987 | JAN | 6.4396 | 6.5290 |
| 1986 | DEC | 6.3833 | 6.4720 |
| 1986 | NOV | 6.3399 | 6.4280 |
| 1986 | OCT | 6.1318 | 6.2170 |
| 1986 | SEP | 6.6191 | 6.7110 |
| 1986 | AUG | 6.6999 | 6.7930 |
| 1986 | JUL | 6.9465 | 7.0430 |
| 1986 | JUN | 7.4456 | 7.5490 |
| 1986 | MAY | 7.6547 | 7.7610 |
| 1986 | APR | 7.7287 | 7.8360 |
| 1986 | MAR | 7.9111 | 8.0210 |
| 1986 | FEB | 7.9654 | 8.0760 |
| 1986 | JAN | 8.0709 | 8.1830 |
| 1985 | DEC | 8.1488 | 8.2620 |
| 1985 | NOV | 8.1824 | 8.2960 |
| 1985 | OCT | 8.1478 | 8.2610 |
| 1985 | SEP | 8.3698 | 8.4860 |
| 1985 | AUG | 8.2149 | 8.3290 |
| 1985 | JUL | 8.3974 | 8.5140 |
| 1985 | JUN | 8.7189 | 8.8400 |
| 1985 | MAY | 8.7386 | 8.8600 |
| 1985 | APR | 8.9517 | 9.0760 |
| 1985 | MAR | 8.8984 | 9.0220 |
| 1985 | FEB | 8.7968 | 8.9190 |
| 1985 | JAN | 9.2121 | 9.3400 |
| 1984 | DEC | 9.7930 | 9.9290 |
| 1984 | NOV | 10.7102 | 10.8590 |
| 1984 | OCT | 11.4460 | 11.6050 |
| 1984 | SEP | 11.7182 | 11.8810 |
| 1984 | AUG | 11.5259 | 11.6860 |
| 1984 | JUL | 11.1314 | 11.2860 |
| 1984 | JUN | 10.8385 | 10.9890 |
| 1984 | MAY | 10.2782 | 10.4210 |
| 1984 | APR | 9.8640 | 10.0010 |
| 1984 | MAR | 9.5553 | 9.6880 |
| 1984 | FEB | 9.5247 | 9.6570 |
| 1984 | JAN | 9.4813 | 9.6130 |
| 1983 | DEC | 9.4330 | 9.5640 |
| 1983 | NOV | 9.2959 | 9.4250 |
| 1983 | OCT | 9.3807 | 9.5110 |
| 1983 | SEP | 9.6441 | 9.7780 |
| 1983 | AUG | 9.5208 | 9.6530 |
| 1983 | JUL | 9.2012 | 9.3290 |
| 1983 | JUN | 8.7988 | 8.9210 |
| 1983 | MAY | 8.5779 | 8.6970 |
| 1983 | APR | 8.5611 | 8.6800 |
| 1983 | MAR | 8.5019 | 8.6200 |
| 1983 | FEB | 8.2218 | 8.3360 |
| 1983 | JAN | 8.6952 | 8.8160 |
| 1982 | DEC | 9.0227 | 9.1480 |
| 1982 | NOV | 9.8048 | 9.9410 |
| 1982 | OCT | 9.1943 | 9.3220 |
| 1982 | SEP | 10.1106 | 10.2510 |
| 1982 | AUG | 12.1068 | 12.2750 |
| 1982 | JUL | 13.8822 | 14.0750 |
| 1982 | JUN | 13.8102 | 14.0020 |
| 1982 | MAY | 14.0745 | 14.2700 |
| 1982 | APR | 14.1426 | 14.3390 |
| 1982 | MAR | 13.5676 | 13.7560 |
| 1982 | FEB | 13.2914 | 13.4760 |
| 1982 | JAN | 12.5191 | 12.6930 |
| 1981 | DEC | 12.4165 | 12.5890 |
| 1981 | NOV | 14.0676 | 14.2630 |
| 1981 | OCT | 15.6003 | 15.8170 |
| 1981 | SEP | 17.1824 | 17.4210 |
| 1981 | AUG | 17.6735 | 17.9190 |
| 1981 | JUL | 17.3017 | 17.5420 |