1988 01 14.4771 1988 02 13.5603 1988 03 12.6438 1988 04 14.1759 1988 05 13.8809 1988 06 13.1695 1988 07 12.5823 1988 08 12.5126 1988 09 11.0017 1988 10 10.3245 1988 11 10.8229 1988 12 12.7054 1989 01 14.1784 1989 02 13.8898 1989 03 15.2903 1989 04 16.5069 1989 05 15.0485 1989 06 14.2385 1989 07 14.164 1989 08 13.4591 1989 09 14.216 1989 10 15.0557 1989 11 14.8769 1989 12 15.7335 1990 01 16.6797 1990 02 15.4766 1990 03 14.289 1990 04 12.886 1990 05 12.6548 1990 06 11.6243 1990 07 13.1672 1990 08 20.6459 1990 09 26.2999 1990 10 26.9813 1990 11 24.716 1990 12 21.1286 1991 01 17.5111 1991 02 14.4955 1991 03 14.1333 1991 04 14.1864 1991 05 14.1519 1991 06 13.3603 1991 07 14.2438 1991 08 14.4729 1991 09 14.9417 1991 10 16.1645 1991 11 15.3193 1991 12 13.3503 1992 01 13.1499 1992 02 13.0231 1992 03 12.6561 1992 04 13.5627 1992 05 14.2377 1992 06 15.0927 1992 07 14.4057 1992 08 14.0099 1992 09 14.3454 1992 10 14.2877 1992 11 13.5282 1992 12 12.7837 1993 01 12.195 1993 02 12.9071 1993 03 13.085 1993 04 12.9653 1993 05 12.8363 1993 06 12.223 1993 07 11.6205 1993 08 11.5331 1993 09 11.0338 1993 10 11.4001 1993 11 10.4252 1993 12 9.41701 1994 01 9.77428 1994 02 9.40695 1994 03 9.38859 1994 04 10.3324 1994 05 10.9763 1994 06 11.3243 1994 07 11.8598 1994 08 11.3356 1994 09 10.6426 1994 10 11.0301 1994 11 11.483 1994 12 10.6413 1995 01 11.0113 1995 02 11.3386 1995 03 11.2351 1995 04 12.2778 1995 05 12.0565 1995 06 11.3508 1995 07 10.3934 1995 08 10.5298 1995 09 10.9008 1995 10 10.4815 1995 11 10.9766 1995 12 11.6808 1996 01 11.5609 1996 02 11.6204 1996 03 12.7489 1996 04 13.3717 1996 05 12.2286 1996 06 11.7805 1996 07 12.465 1996 08 13.0388 1996 09 14.3409 1996 10 15.2622 1996 11 14.3506 1996 12 14.9937 1997 01 14.7957 1997 02 13.0639 1997 03 11.9563 1997 04 10.9613 1997 05 11.8801 1997 06 10.9669 1997 07 11.5016 1997 08 11.5672 1997 09 11.4516 1997 10 12.2958 1997 11 11.87 1997 12 10.651 1998 01 9.39975 1998 02 8.69055 1998 03 8.07645 1998 04 8.32615 1998 05 8.82064 1998 06 7.4908 1998 07 7.40196 1998 08 7.28886 1998 09 8.15403 1998 10 7.7439 1998 11 6.73171 1998 12 5.99146 1999 01 6.76202 1999 02 6.24316 1999 03 7.58182 1999 04 9.19976 1999 05 9.16366 1999 06 9.54272 1999 07 11.4457 1999 08 12.1005 1999 09 13.4247 1999 10 13.0797 1999 11 14.6049 1999 12 15.1337 2000 01 15.1126 2000 02 16.3604 2000 03 16.0572 2000 04 13.2866 2000 05 16.1749 2000 06 17.2854 2000 07 16.5972 2000 08 17.4769 2000 09 19.0789 2000 10 17.7931 2000 11 18.6962 2000 12 14.7471 2001 01 14.6316 2001 02 15.6428 2001 03 13.9047 2001 04 14.5054 2001 05 15.9313 2001 06 15.6461 2001 07 13.8648 2001 08 14.4676 2001 09 14.369 2001 10 11.5588 2001 11 10.5975 2001 12 10.5886 2002 01 10.9656 2002 02 11.4061 2002 03 13.255 2002 04 14.3103 2002 05 14.099 2002 06 13.3852 2002 07 14.2921 2002 08 14.7482 2002 09 15.6906 2002 10 15.1903 2002 11 13.4253 2002 12 15.6606 2003 01 17.1602 2003 02 17.8973 2003 03 16.6178 2003 04 13.6017 2003 05 14.0926 2003 06 15.0517 2003 07 15.416 2003 08 16.1918 2003 09 14.6382 2003 10 16.0054 2003 11 15.5827 2003 12 16.1747 2004 01 16.8898 2004 02 16.5736 2004 03 17.9456 2004 04 17.867 2004 05 19.8678 2004 06 18.5451 2004 07 20.1795 2004 08 22.5541 2004 09 22.7488 2004 10 26.0765 2004 11 22.5707 2004 12 20.8092 2005 01 23.3403 2005 02 23.7122 2005 03 27.4703 2005 04 26.6598 2005 05 25.0257 2005 06 27.9434 2005 07 29.4371 2005 08 32.5764 2005 09 31.6449 2005 10 29.3876 2005 11 27.9555 2005 12 28.8923 2006 01 31.765 2006 02 30.302 2006 03 31.0611 2006 04 34.8685 2006 05 34.4593 2006 06 33.79 2006 07 36.2015 2006 08 35.9147 2006 09 30.5372 2006 10 28.6472 2006 11 29.1613 2006 12 30.9564 2007 01 26.5196 2007 02 28.2852 2007 03 30.2164 2007 04 32.6534 2007 05 32.3204 2007 06 34.1009 2007 07 36.9325 2007 08 34.0328 2007 09 37.0138 2007 10 39.4092 2007 11 43.9677 2007 12 43.2926 2008 01 43.6706 2008 02 44.8716 2008 03 48.537 2008 04 50.772 2008 05 56.686 2008 06 60.4712 2008 07 60.3371 2008 08 51.6875 2008 09 44.4413 2008 10 33.0512 2008 11 24.6911 2008 12 19.0032 2009 01 20.5737 2009 02 20.4154 2009 03 21.8797 2009 04 23.5322 2009 05 26.7937 2009 06 31.8091 2009 07 29.9232 2009 08 33.5953 2009 09 31.3239 2009 10 33.6622 2009 11 35.4366 2009 12 34.4804 2010 01 35.1521 2010 02 34.0268 2010 03 36.2219 2010 04 38.9067 2010 05 34.811 2010 06 34.2991 2010 07 34.668 2010 08 35.2889 2010 09 35.6347 2010 10 37.7987 2010 11 38.9757 2010 12 41.7239 2011 01 43.8283 2011 02 46.8666 2011 03 51.3006 2011 04 54.8051 2011 05 50.8886 2011 06 50.4293 2011 07 51.7745 2011 08 48.6526 2011 09 49.7292 2011 10 48.3833 2011 11 48.9634 2011 12 47.7995 2012 01 48.8342 2012 02 52.4152 2012 03 54.688 2012 04 52.046 2012 05 48.0125 2012 06 41.468 2012 07 44.7919 2012 08 49.2059 2012 09 48.7712 2012 10 48.293 2012 11 47.3719 2012 12 47.6871 2013 01 49.0533 2013 02 49.9858 2013 03 46.599 2013 04 43.9726 2013 05 44.0276 2013 06 44.0763 2013 07 46.2037 2013 08 47.5806 2013 09 47.662 2013 10 46.706 2013 11 46.2481 2013 12 47.5265 2014 01 46.2217 2014 02 46.3837 2014 03 45.4859 2014 04 45.4545 2014 05 46.0446 2014 06 46.9072 2014 07 44.8143 2014 08 42.7198 2014 09 40.7888 2014 10 36.823 2014 11 33.6395 2014 12 26.5489 2015 01 20.4358 2015 02 24.7527 2015 03 23.6703 2015 04 25.1565 2015 05 26.9464 2015 06 25.7629 2015 07 23.6996 2015 08 19.5203 2015 09 20.013 2015 10 20.3626 2015 11 18.6529 2015 12 16.0702 2016 01 12.9582 2016 02 13.5717 2016 03 16.0457 2016 04 17.3785 2016 05 19.4564 2016 06 20.0193 2016 07 18.6803 2016 08 19.0327 2016 09 19.2894 2016 10 20.4858 2016 11 18.533 2016 12 22.0808 2017 01 22.4758 2017 02 22.5244 2017 03 21.1607 2017 04 21.3926 2017 05 20.5653 2017 06 18.93 2017 07 19.8051 2017 08 21.0574 2017 09 22.7495 2017 10 23.3152 2017 11 25.4227 2017 12 26.111 2018 01 27.8698 2018 02 26.2339 2018 03 26.4552 2018 04 28.7811 2018 05 30.5976 2018 06 29.5291 2018 07 29.4636 2018 08 28.7651 2018 09 31.2511 2018 10 32.0422 2018 11 25.6906 2018 12 22.8314 2019 01 23.6024 2019 02 25.303 2019 03 26.0187 2019 04 27.8734 2019 05 27.8494 2019 06 25.0719 2019 07 24.9132 2019 08 23.0123 2019 09 24.4704 2019 10 23.2022 2019 11 24.5754 2019 12 26.1933 2020 01 24.6733 2020 02 21.5171 2020 03 12.4014 2020 04 7.16879 2020 05 11.4589 2020 06 15.6208 2020 07 16.6885 2020 08 17.2131 2020 09 15.7177 2020 10 15.4347 2020 11 16.4048 2020 12 19.1919