Year Month Count Valid Min Max Mean Stdev Median 2007 01 890 875 16.606936 17.845322 17.388612 0.283417 17.434774 2007 02 890 875 15.649214 17.027893 16.405436 0.295665 16.416857 2007 03 890 875 19.464483 19.845291 19.684853 0.079898 19.686678 2007 04 890 875 21.566166 21.899401 21.7169 0.090126 21.726034 2007 05 890 875 25.328838 25.640451 25.48311 0.069136 25.481871 2007 06 890 875 28.424833 28.593533 28.504593 0.040835 28.4991 2007 07 890 875 29.586098 29.851257 29.728616 0.051996 29.722612 2007 08 890 875 30.319225 30.522451 30.44086 0.041308 30.446968 2007 09 890 875 28.875366 29.373034 29.078328 0.10745 29.047167 2007 10 890 875 25.505096 26.150032 25.746441 0.142437 25.731806 2007 11 890 875 20.868601 22.235666 21.52801 0.316834 21.501568 2007 12 890 875 19.24729 20.490419 19.979719 0.295147 19.983225 2008 01 890 875 16.394258 18.031485 17.260509 0.35888 17.268129 2008 02 890 875 17.448793 18.403414 17.984352 0.25337 18.010311 2008 03 890 875 18.305 18.869677 18.580397 0.156783 18.614775 2008 04 890 875 22.119734 22.5499 22.395063 0.089369 22.413834 2008 05 890 875 25.459774 25.702354 25.608576 0.060095 25.625452 2008 06 890 875 29.337999 29.804667 29.575602 0.130035 29.5788 2008 07 890 875 30.331291 30.712032 30.5074 0.111232 30.475872 2008 08 890 875 28.481031 28.72871 28.605628 0.038691 28.604807 2008 09 890 875 27.189566 27.425699 27.303608 0.047887 27.296734 2008 10 890 875 24.206968 24.919418 24.572879 0.14389 24.583807 2008 11 890 875 20.161034 21.457399 20.749978 0.28484 20.7162 2008 12 890 875 17.553871 18.866129 18.277088 0.280509 18.260452 2009 01 890 875 16.701355 17.92713 17.34952 0.278528 17.372194 2009 02 890 875 16.352285 17.481035 16.991382 0.226765 17.015142 2009 03 890 875 19.812033 20.296774 20.113372 0.109383 20.132904 2009 04 890 875 21.627666 21.916267 21.808415 0.063673 21.827267 2009 05 890 875 25.842581 26.200161 25.999558 0.089403 25.983807 2009 06 890 875 29.071466 29.5357 29.342947 0.099008 29.3521 2009 07 890 875 29.45558 29.811968 29.685768 0.105606 29.721291 2009 08 890 875 29.956839 30.395258 30.197628 0.10768 30.22242 2009 09 890 875 28.646601 29.032299 28.90546 0.097478 28.923166 2009 10 890 875 26.032806 26.700806 26.436268 0.151391 26.442064 2009 11 890 875 19.699667 20.756701 20.283843 0.253275 20.314766 2009 12 890 875 16.880838 17.823612 17.467536 0.223041 17.505064 2010 01 890 875 14.83629 15.927581 15.390451 0.22556 15.37129 2010 02 890 875 13.207679 14.553928 13.906093 0.284428 13.895785 2010 03 890 875 15.765645 16.431644 16.070581 0.147408 16.05271 2010 04 890 875 21.394667 21.821867 21.645563 0.110624 21.653833 2010 05 890 875 26.697903 27.266386 27.117534 0.118735 27.153677 2010 06 890 875 30.306967 30.561966 30.450562 0.053899 30.450134 2010 07 890 875 29.821096 30.019161 29.908189 0.043823 29.903097 2010 08 890 875 30.331678 30.733999 30.551251 0.108899 30.560646 2010 09 890 875 28.996166 29.295666 29.108751 0.05597 29.100067 2010 10 890 875 24.432903 25.159775 24.69442 0.134257 24.683226 2010 11 890 875 20.686567 22.105133 21.328805 0.308828 21.3214 2010 12 890 875 16.60471 17.875807 17.24754 0.276021 17.221935 2011 01 890 875 14.210968 15.60829 14.895691 0.290114 14.875355 2011 02 890 875 15.333928 16.510107 15.917044 0.270526 15.875072 2011 03 890 875 20.464161 20.88187 20.667868 0.099022 20.68716 2011 04 890 875 24.014517 24.37838 24.276751 0.068281 24.296034 2011 05 890 875 25.225935 25.564323 25.361502 0.09443 25.343548 2011 06 890 875 29.749733 30.304399 30.125579 0.131995 30.1632 2011 07 890 875 30.445194 30.611742 30.540414 0.035742 30.540613 2011 08 890 875 31.21529 31.474419 31.359481 0.07273 31.382065 2011 09 890 875 28.240034 28.579268 28.439438 0.068499 28.454567 2011 10 890 875 24.239033 25.040613 24.618076 0.178746 24.616323 2011 11 890 875 20.549168 21.996733 21.261202 0.304631 21.249334 2011 12 890 875 17.477774 18.801033 18.176347 0.28296 18.178806 2012 01 890 875 17.032097 18.090775 17.593857 0.234166 17.609549 2012 02 890 875 17.843035 18.695208 18.298157 0.189444 18.282759 2012 03 890 875 21.554483 21.898291 21.690229 0.081561 21.668484 2012 04 890 875 23.929567 24.165133 24.037208 0.05301 24.039499 2012 05 890 875 27.18371 27.375904 27.278546 0.040711 27.275612 2012 06 890 875 28.655901 29.042933 28.902359 0.080122 28.926701 2012 07 890 875 29.820614 30.167032 30.069568 0.075523 30.082773 2012 08 890 875 29.807741 30.137613 29.980099 0.076701 29.97587 2012 09 890 875 28.048866 28.255501 28.15887 0.052359 28.1583 2012 10 890 875 25.010323 25.615612 25.302608 0.128434 25.289032 2012 11 890 875 20.113434 21.642267 20.920571 0.332346 20.926834 2012 12 890 875 18.579 20.020903 19.234482 0.319271 19.190033 2013 01 890 875 17.808678 18.825226 18.354135 0.2164 18.353743 2013 02 890 875 17.063393 17.977142 17.615951 0.203552 17.646463 2013 03 890 875 17.157774 18.099161 17.623062 0.239642 17.658194 2013 04 890 875 20.693567 21.140766 20.917717 0.118777 20.893566 2013 05 890 875 24.05471 24.423161 24.275919 0.0939 24.296 2013 06 890 875 29.350067 29.852066 29.664659 0.123284 29.668367 2013 07 890 875 29.087517 29.321321 29.22884 0.043933 29.231613 2013 08 890 875 29.761969 30.050741 29.95187 0.06995 29.96629 2013 09 890 875 29.2295 29.495733 29.367669 0.056255 29.363834 2013 10 890 875 25.497904 26.29158 25.874882 0.170205 25.881258 2013 11 890 875 20.821167 22.042566 21.421127 0.268466 21.407066 2013 12 890 875 17.854517 19.153162 18.557036 0.28532 18.54171 2014 01 890 875 14.106968 15.800033 15.016256 0.355583 15.017355 2014 02 890 875 15.492642 16.614357 16.142995 0.240507 16.154964 2014 03 890 875 16.949322 17.786936 17.410581 0.188769 17.401419 2014 04 890 875 20.836901 21.238533 21.032024 0.109544 21.022266 2014 05 890 875 24.780613 25.118967 24.991618 0.079294 25.001516 2014 06 890 875 28.343599 28.9321 28.739868 0.123533 28.777267 2014 07 890 875 29.737419 29.988646 29.898668 0.049369 29.903709 2014 08 890 875 30.374453 30.597775 30.512326 0.051734 30.523903 2014 09 890 875 29.092899 29.625834 29.309054 0.134903 29.288767 2014 10 890 875 24.830322 25.942451 25.263576 0.291247 25.22213 2014 11 890 875 19.283066 20.847666 20.059701 0.343468 20.0151 2014 12 890 875 17.228355 18.728161 18.089168 0.344538 18.129871 2015 01 890 875 16.007612 17.601162 16.85292 0.342519 16.837355 2015 02 890 875 15.421679 16.988535 16.228613 0.348727 16.219107 2015 03 890 875 19.233419 20.087 19.75653 0.2065 19.743258 2015 04 890 875 23.529499 24.024933 23.893848 0.119422 23.931334 2015 05 890 875 26.174419 26.651064 26.495074 0.101013 26.519386 2015 06 890 875 29.367901 29.649866 29.557359 0.05749 29.568399 2015 07 890 875 30.411871 30.813322 30.693816 0.091549 30.711903 2015 08 890 875 30.267967 30.54929 30.408562 0.076797 30.404806 2015 09 890 875 28.039967 28.478434 28.236568 0.102292 28.228666 2015 10 890 875 24.697033 25.377226 25.00745 0.157133 24.984936 2015 11 890 875 21.2915 22.663233 21.988644 0.332801 22.005466 2015 12 890 875 19.039516 20.237549 19.709505 0.289205 19.753839 2016 01 890 875 14.263452 16.124355 15.289076 0.429487 15.315193 2016 02 890 875 15.490655 16.609827 16.038121 0.270045 16.048725 2016 03 890 875 19.325548 19.643162 19.425794 0.073209 19.407064 2016 04 890 875 22.089001 22.417233 22.28406 0.056382 22.293766 2016 05 890 875 25.557581 25.755646 25.687851 0.031354 25.690065 2016 06 890 875 29.443233 29.770967 29.594337 0.097203 29.597099 2016 07 890 875 30.612936 30.85729 30.761284 0.065823 30.770388 2016 08 890 875 29.842871 30.123516 29.989286 0.063472 29.992128 2016 09 890 875 29.468533 29.704666 29.632084 0.038036 29.6346 2016 10 890 875 25.747612 26.622355 26.143801 0.183907 26.117098 2016 11 890 875 21.879667 23.140301 22.512994 0.273254 22.507267 2016 12 890 875 18.865549 20.674742 19.790279 0.388864 19.758839 2017 01 890 875 17.881388 19.203096 18.680895 0.286737 18.701387 2017 02 890 875 18.501249 19.233 18.905686 0.1565 18.919107 2017 03 890 875 20.318001 20.802485 20.604861 0.100016 20.616419 2017 04 890 875 23.316267 23.536566 23.38744 0.056125 23.366966 2017 05 890 875 24.766323 24.980549 24.851009 0.052944 24.83758 2017 06 890 875 27.613434 27.9133 27.813081 0.074663 27.841499 2017 07 890 875 30.162258 30.359354 30.278907 0.036933 30.279419 2017 08 890 875 30.199194 30.355257 30.27459 0.04006 30.265903 2017 09 890 875 28.308233 28.630333 28.467664 0.087236 28.457567 2017 10 890 875 25.589096 26.318129 25.988839 0.162847 25.992775 2017 11 890 875 20.928667 22.382166 21.668592 0.325428 21.6444 2017 12 890 875 17.623161 19.572548 18.629873 0.432827 18.575096 2018 01 890 875 14.290646 16.608807 15.504709 0.494725 15.494064 2018 02 890 875 18.544571 19.840143 19.279217 0.267506 19.269178 2018 03 890 875 19.786097 20.598322 20.218402 0.196701 20.218678 2018 04 890 875 21.420401 21.845533 21.670831 0.107968 21.6924 2018 05 890 875 27.306839 27.919065 27.71068 0.114391 27.725 2018 06 890 875 29.862766 30.229534 30.086581 0.076052 30.100567 2018 07 890 875 29.872807 30.179871 30.009724 0.093037 30.015322 2018 08 890 875 30.072903 30.318096 30.173381 0.070022 30.152388 2018 09 890 875 29.520866 29.804701 29.679985 0.052738 29.682167 2018 10 890 875 26.425484 27.202709 26.809624 0.175885 26.795387 2018 11 890 875 19.7316 21.230499 20.610733 0.334887 20.646034 2018 12 890 875 16.383646 18.09042 17.315133 0.372561 17.302452 2019 01 890 875 15.497484 16.941065 16.302464 0.327201 16.320322 2019 02 890 875 16.535429 17.813965 17.24177 0.287839 17.288214 2019 03 890 875 17.278065 18.255259 17.874498 0.209166 17.897032 2019 04 890 875 21.274834 21.613701 21.458192 0.076929 21.459366 2019 05 890 875 25.633968 26.326065 26.081274 0.155868 26.116291 2019 06 890 875 29.718599 29.9562 29.84371 0.057367 29.8484 2019 07 890 875 29.578516 29.831387 29.707087 0.057887 29.709742 2019 08 890 875 29.803129 30.045387 29.925677 0.044208 29.925711 2019 09 890 875 29.492233 29.7204 29.631891 0.042895 29.632 2019 10 890 875 26.405968 27.05913 26.801232 0.132982 26.825001 2019 11 890 875 19.087366 20.6537 19.900698 0.354114 19.902401 2019 12 890 875 16.966162 18.561388 17.875991 0.361045 17.891548 2020 01 890 875 15.67 17.080645 16.396375 0.344255 16.440678 2020 02 890 875 15.516655 16.671587 16.109024 0.260895 16.124552 2020 03 890 875 20.790096 21.345903 21.11898 0.125935 21.156612 2020 04 890 875 23.17 23.707666 23.49068 0.132978 23.519167 2020 05 890 875 25.364902 26.021097 25.691947 0.116908 25.681032 2020 06 890 875 28.356899 28.753799 28.550351 0.106344 28.560167 2020 07 890 875 29.209517 29.502548 29.418404 0.059971 29.433838 2020 08 890 875 30.250645 30.483807 30.390241 0.047991 30.394096 2020 09 890 875 28.384966 28.649467 28.535034 0.057077 28.541933 2020 10 890 875 25.039742 25.428581 25.233521 0.069892 25.228258 2020 11 890 875 21.1929 22.382267 21.840618 0.296831 21.881599 2020 12 890 875 16.588324 18.343967 17.596443 0.371633 17.611452 2021 01 890 875 14.610065 16.584904 15.539663 0.43633 15.481613 2021 02 890 875 15.505769 17.137691 16.408798 0.371992 16.427769 2021 03 890 875 19.073162 19.822935 19.504228 0.156441 19.519581 2021 04 890 875 21.3543 21.583233 21.446639 0.060215 21.433733 2021 05 890 875 25.351192 25.615709 25.522212 0.066189 25.532162 2021 06 890 875 28.205866 28.5903 28.349294 0.086813 28.331566 2021 07 890 875 29.594227 29.768904 29.67233 0.031322 29.669291 2021 08 890 875 30.763355 31.11484 30.972504 0.08191 30.973354 2021 09 890 875 28.087366 28.311666 28.183872 0.048115 28.173233 2021 10 890 875 26.483484 26.866516 26.702051 0.110815 26.723516 2021 11 890 875 19.459433 21.219633 20.318391 0.407501 20.2971 2021 12 890 875 19.714193 20.934807 20.287789 0.306308 20.269194 2022 01 890 875 15.931935 18.205065 17.115774 0.49079 17.102839 2022 02 890 875 14.301036 16.566036 15.493882 0.496498 15.481571 2022 03 890 875 18.516968 19.519064 19.08078 0.263594 19.106678 2022 04 890 875 22.4328 22.675234 22.549932 0.058094 22.554768 2022 05 890 875 27.204903 27.769711 27.538439 0.151841 27.539 2022 06 890 875 30.541967 30.850901 30.700164 0.053728 30.700733 2022 07 890 875 30.725 31.031937 30.895748 0.064235 30.901096 2022 08 890 875 29.775517 30.001516 29.883038 0.057062 29.889257 2022 09 890 875 29.133566 29.559866 29.330409 0.087555 29.315599 2022 10 890 875 23.881033 25.135742 24.41182 0.277417 24.384678 2022 11 890 875 20.871138 22.055103 21.534023 0.260996 21.555517 2022 12 890 875 17.782129 19.650839 18.75355 0.447441 18.733419 2023 01 890 875 16.460613 18.222807 17.435448 0.427704 17.466806 2023 02 890 875 17.877893 18.802357 18.360879 0.227828 18.378963 2023 03 890 875 21.602419 21.869419 21.715274 0.06751 21.690096 2023 04 890 875 22.660931 22.921 22.825265 0.064019 22.84869 2023 05 890 875 26.684258 26.929773 26.841768 0.038557 26.841032 2023 06 890 875 29.3894 29.724899 29.61155 0.072803 29.625767 2023 07 890 875 31.248678 31.746355 31.542339 0.120546 31.571354 2023 08 890 875 31.831194 32.165031 32.011838 0.071796 32.009064 2023 09 890 875 29.959133 30.582966 30.343211 0.131465 30.359699 2023 10 890 875 25.279259 26.137451 25.609188 0.192407 25.577419 2023 11 890 875 21.022699 22.546234 21.735166 0.362487 21.724167 2023 12 890 875 16.563934 19.077101 17.859324 0.546828 17.8377