Year Month Count Valid Min Max Mean Stdev Median 2007 01 158 154 17.669678 18.289162 17.986334 0.154369 17.985613 2007 02 158 154 16.648571 17.411142 17.036486 0.193944 17.033661 2007 03 158 154 18.242838 18.639355 18.405976 0.114389 18.391549 2007 04 158 154 19.933367 20.205799 20.123724 0.076796 20.154866 2007 05 158 154 23.935162 24.233612 24.138728 0.075023 24.160162 2007 06 158 154 27.276033 27.548599 27.442664 0.066224 27.454867 2007 07 158 154 29.429483 29.759031 29.600315 0.090408 29.599226 2007 08 158 154 30.285194 30.434225 30.372361 0.040244 30.37879 2007 09 158 154 29.032801 29.195168 29.107288 0.042993 29.106084 2007 10 158 154 25.866903 26.184839 25.991342 0.081225 25.977323 2007 11 158 154 21.252201 21.754799 21.496842 0.127065 21.48985 2007 12 158 154 20.123709 20.63213 20.389315 0.127337 20.393064 2008 01 158 154 17.775484 18.202419 17.991046 0.108473 17.988435 2008 02 158 154 17.322275 17.740965 17.544506 0.100568 17.549775 2008 03 158 154 17.335226 17.758064 17.509167 0.115597 17.497 2008 04 158 154 20.834433 20.983366 20.900935 0.044017 20.901417 2008 05 158 154 24.065258 24.256645 24.173897 0.045338 24.177242 2008 06 158 154 28.904699 29.252867 29.112121 0.088054 29.119983 2008 07 158 154 29.12442 29.610903 29.451658 0.120412 29.473806 2008 08 158 154 28.41358 28.67271 28.572845 0.064422 28.574919 2008 09 158 154 27.941668 28.125467 28.009308 0.038439 28.007401 2008 10 158 154 24.498774 24.860548 24.628021 0.086382 24.611048 2008 11 158 154 20.535099 21.010067 20.763353 0.118445 20.760384 2008 12 158 154 18.656065 19.145 18.90071 0.121361 18.900758 2009 01 158 154 17.454678 17.890871 17.66955 0.107453 17.671403 2009 02 158 154 15.821178 16.258928 16.031255 0.110362 16.027196 2009 03 158 154 18.373484 18.559065 18.466892 0.050962 18.470581 2009 04 158 154 20.551134 20.723234 20.651569 0.045288 20.658784 2009 05 158 154 24.789387 24.986322 24.923667 0.050432 24.93279 2009 06 158 154 27.296299 27.968733 27.689816 0.202391 27.72075 2009 07 158 154 28.275517 28.625967 28.517981 0.085175 28.533226 2009 08 158 154 29.24329 29.30213 29.273414 0.015283 29.272758 2009 09 158 154 28.226299 28.371967 28.306398 0.03683 28.310317 2009 10 158 154 25.996645 26.295677 26.092463 0.086823 26.061322 2009 11 158 154 21.276199 21.645533 21.45799 0.095204 21.458083 2009 12 158 154 18.471613 19.05542 18.763749 0.145775 18.762887 2010 01 158 154 15.975871 16.596451 16.273566 0.154328 16.269822 2010 02 158 154 14.631464 15.052893 14.833693 0.107472 14.835393 2010 03 158 154 15.382355 15.786323 15.548086 0.105075 15.543968 2010 04 158 154 20.666 20.800167 20.731166 0.033941 20.728283 2010 05 158 154 25.584194 25.783064 25.706235 0.049947 25.708113 2010 06 158 154 29.708166 30.0175 29.903745 0.077432 29.905634 2010 07 158 154 29.442322 29.647451 29.561755 0.053503 29.563548 2010 08 158 154 29.939291 30.088549 30.049375 0.032356 30.056162 2010 09 158 154 29.0446 29.139 29.083434 0.024948 29.08135 2010 10 158 154 24.450193 24.789194 24.556067 0.083568 24.54279 2010 11 158 154 20.981466 21.331699 21.125021 0.090135 21.11485 2010 12 158 154 16.581839 16.902515 16.730881 0.081235 16.731177 2011 01 158 154 15.139129 15.781968 15.457727 0.159378 15.455758 2011 02 158 154 15.414965 15.893357 15.644159 0.119382 15.634875 2011 03 158 154 18.833548 18.947968 18.886428 0.028173 18.884097 2011 04 158 154 22.66931 22.88431 22.787001 0.059337 22.789121 2011 05 158 154 25.102259 25.457483 25.28243 0.110153 25.280533 2011 06 158 154 29.2038 29.495132 29.369222 0.083106 29.379801 2011 07 158 154 29.89913 30.157484 30.057888 0.070228 30.061258 2011 08 158 154 30.405743 30.798 30.628541 0.108619 30.629097 2011 09 158 154 28.112066 28.3062 28.187508 0.050197 28.183784 2011 10 158 154 24.245646 24.459839 24.344652 0.058678 24.341613 2011 11 158 154 20.197733 20.748667 20.451017 0.143539 20.438383 2011 12 158 154 19.033129 19.641001 19.329183 0.151113 19.326436 2012 01 158 154 17.369452 17.862614 17.58783 0.12203 17.577097 2012 02 158 154 17.21369 17.792656 17.493501 0.147257 17.490672 2012 03 158 154 20.24958 20.374065 20.326351 0.031226 20.327644 2012 04 158 154 22.925766 23.156166 23.082833 0.054589 23.098049 2012 05 158 154 26.174097 26.450548 26.312381 0.073106 26.313678 2012 06 158 154 27.237301 27.400101 27.329676 0.045021 27.330899 2012 07 158 154 28.974258 29.100515 29.030719 0.034294 29.028242 2012 08 158 154 28.805355 29.014807 28.934302 0.05812 28.942209 2012 09 158 154 27.934732 28.124466 28.008921 0.047875 27.9987 2012 10 158 154 25.403999 25.776323 25.531753 0.09081 25.514565 2012 11 158 154 20.213266 20.635666 20.416826 0.10857 20.416567 2012 12 158 154 19.568968 20.093452 19.813047 0.130604 19.806839 2013 01 158 154 18.302549 18.772678 18.534163 0.122544 18.535403 2013 02 158 154 17.091822 17.656107 17.332004 0.147357 17.321358 2013 03 158 154 16.251194 16.589388 16.401435 0.089407 16.395871 2013 04 158 154 20.355967 20.521933 20.456156 0.046821 20.464816 2013 05 158 154 23.432838 23.689386 23.613367 0.058513 23.622307 2013 06 158 154 28.122534 28.398466 28.28364 0.075788 28.28715 2013 07 158 154 28.209064 28.303259 28.250682 0.025231 28.248435 2013 08 158 154 29.282097 29.38213 29.325617 0.022653 29.329113 2013 09 158 154 29.028601 29.235268 29.111121 0.057246 29.103666 2013 10 158 154 25.699549 25.988903 25.840633 0.080917 25.844855 2013 11 158 154 20.939034 21.318533 21.113119 0.099815 21.10425 2013 12 158 154 18.893549 19.434 19.146582 0.133569 19.142612 2014 01 158 154 16.454485 16.972612 16.708348 0.128093 16.707645 2014 02 158 154 15.977536 16.532465 16.250331 0.13987 16.24334 2014 03 158 154 17.013935 17.246096 17.151037 0.05355 17.158646 2014 04 158 154 20.231068 20.285833 20.263215 0.015671 20.26595 2014 05 158 154 24.538355 24.669678 24.613449 0.035683 24.619548 2014 06 158 154 28.217501 28.472967 28.386577 0.06678 28.398233 2014 07 158 154 28.516613 28.824129 28.722991 0.085761 28.750129 2014 08 158 154 29.432323 29.988356 29.810123 0.144594 29.842145 2014 09 158 154 29.006466 29.168867 29.071545 0.036708 29.070133 2014 10 158 154 24.899548 25.346388 25.062752 0.113928 25.038887 2014 11 158 154 20.2229 20.404167 20.309287 0.046219 20.307834 2014 12 158 154 18.925419 19.61429 19.254957 0.17498 19.24779 2015 01 158 154 17.440258 18.045097 17.729566 0.154352 17.732516 2015 02 158 154 15.409322 16.007463 15.684691 0.153019 15.680768 2015 03 158 154 18.322355 18.463291 18.396545 0.043201 18.398419 2015 04 158 154 22.352734 22.493366 22.428496 0.034093 22.42755 2015 05 158 154 26.012548 26.30971 26.205012 0.072447 26.212629 2015 06 158 154 29.178267 29.3281 29.257116 0.03886 29.252634 2015 07 158 154 29.114677 29.294935 29.237687 0.045772 29.248113 2015 08 158 154 29.844677 29.994387 29.913525 0.042472 29.911016 2015 09 158 154 28.281467 28.505568 28.374978 0.056815 28.369216 2015 10 158 154 24.694033 25.092451 24.854174 0.10116 24.84071 2015 11 158 154 22.964567 23.4788 23.191388 0.129024 23.184816 2015 12 158 154 20.111193 20.571484 20.310168 0.11752 20.294226 2016 01 158 154 18.199709 18.778645 18.482985 0.144663 18.484597 2016 02 158 154 15.690276 16.367897 16.009202 0.172318 16.00531 2016 03 158 154 18.555065 18.785194 18.695002 0.075175 18.710258 2016 04 158 154 21.1651 21.345499 21.277272 0.056584 21.299783 2016 05 158 154 24.504904 24.78458 24.683358 0.068874 24.687968 2016 06 158 154 28.0951 28.500767 28.36669 0.112259 28.401733 2016 07 158 154 30.598032 30.721806 30.675292 0.030035 30.679807 2016 08 158 154 29.845613 29.946194 29.914141 0.024406 29.922532 2016 09 158 154 29.074833 29.229 29.127438 0.041617 29.117984 2016 10 158 154 25.453968 25.643322 25.547416 0.047954 25.54621 2016 11 158 154 21.933901 22.261766 22.083865 0.084531 22.084683 2016 12 158 154 18.797258 19.224581 18.969843 0.109457 18.950629 2017 01 158 154 18.379032 19.050838 18.701954 0.168129 18.695146 2017 02 158 154 18.391821 18.627144 18.507743 0.063519 18.505232 2017 03 158 154 19.209517 19.350483 19.293687 0.042106 19.302967 2017 04 158 154 22.261101 22.365999 22.321608 0.026005 22.3256 2017 05 158 154 24.684935 24.717646 24.706248 0.007789 24.708129 2017 06 158 154 27.7057 27.8127 27.775341 0.024055 27.777017 2017 07 158 154 29.857098 30.025032 29.945258 0.048678 29.947048 2017 08 158 154 29.989548 30.123549 30.060448 0.037499 30.064049 2017 09 158 154 28.081467 28.303667 28.16149 0.059617 28.150534 2017 10 158 154 25.645226 25.944902 25.776826 0.079987 25.769597 2017 11 158 154 21.359632 21.748899 21.524279 0.101195 21.516717 2017 12 158 154 19.391129 20.197355 19.803382 0.202318 19.804258 2018 01 158 154 15.995452 16.896355 16.441246 0.227065 16.436097 2018 02 158 154 18.420393 18.95225 18.668608 0.131492 18.637964 2018 03 158 154 18.700129 19.020161 18.826904 0.08695 18.811629 2018 04 158 154 20.755934 20.9156 20.839316 0.045594 20.8428 2018 05 158 154 25.145967 25.303226 25.241579 0.044485 25.250548 2018 06 158 154 28.399401 28.788834 28.671637 0.104275 28.702066 2018 07 158 154 29.716097 29.936096 29.867157 0.055578 29.886146 2018 08 158 154 29.401741 29.568258 29.502271 0.046353 29.507097 2018 09 158 154 29.406567 29.588234 29.472221 0.047493 29.461717 2018 10 158 154 26.842773 27.161129 26.973585 0.085017 26.963516 2018 11 158 154 21.727499 22.011734 21.872795 0.072621 21.873684 2018 12 158 154 17.589128 18.270033 17.926425 0.167458 17.924984 2019 01 158 154 16.430677 16.99342 16.667663 0.141759 16.651629 2019 02 158 154 16.994179 17.373285 17.189713 0.097487 17.19416 2019 03 158 154 17.981161 18.244709 18.100462 0.065741 18.101001 2019 04 158 154 20.897867 21.017 20.969957 0.032852 20.978333 2019 05 158 154 26.025549 26.122742 26.094099 0.019582 26.096581 2019 06 158 154 28.819532 29.164299 29.051212 0.087855 29.069067 2019 07 158 154 29.718485 29.982903 29.881364 0.063035 29.888548 2019 08 158 154 29.826935 29.970741 29.933219 0.03656 29.950097 2019 09 158 154 29.344032 29.479267 29.417941 0.041487 29.426816 2019 10 158 154 26.864742 27.048645 26.940213 0.044878 26.934081 2019 11 158 154 21.563801 22.396099 21.961355 0.211629 21.947166 2019 12 158 154 18.520903 19.326065 18.916232 0.199877 18.910483 2020 01 158 154 17.213097 18.080839 17.626444 0.216105 17.621871 2020 02 158 154 16.631241 17.328138 16.947876 0.17555 16.933086 2020 03 158 154 20.623194 20.697742 20.665255 0.018763 20.668581 2020 04 158 154 22.259333 22.468401 22.387688 0.057135 22.401033 2020 05 158 154 24.244581 24.426001 24.352127 0.048849 24.35358 2020 06 158 154 28.256268 28.376366 28.324346 0.032418 28.328133 2020 07 158 154 29.348354 29.454775 29.413822 0.025114 29.416145 2020 08 158 154 29.748419 29.930548 29.85113 0.045705 29.85079 2020 09 158 154 28.0902 28.239532 28.176295 0.04289 28.183733 2020 10 158 154 25.334194 25.669678 25.500122 0.088389 25.492355 2020 11 158 154 21.999834 22.423267 22.190888 0.11715 22.183983 2020 12 158 154 17.541388 18.054646 17.789196 0.130496 17.784113 2021 01 158 154 15.445645 16.468645 15.914438 0.254693 15.902774 2021 02 158 154 15.135846 15.799692 15.42186 0.166473 15.411 2021 03 158 154 18.52371 18.67429 18.606927 0.040314 18.612726 2021 04 158 154 20.6091 20.725166 20.669343 0.028652 20.678467 2021 05 158 154 24.26458 24.557194 24.444088 0.074564 24.453226 2021 06 158 154 27.6175 27.9042 27.767583 0.073037 27.767267 2021 07 158 154 28.844097 28.958485 28.927508 0.02589 28.936758 2021 08 158 154 29.517612 29.730806 29.606001 0.052925 29.602807 2021 09 158 154 27.658899 27.993999 27.813725 0.08628 27.816916 2021 10 158 154 25.881033 26.224968 26.061118 0.094726 26.069387 2021 11 158 154 20.5441 20.931 20.734194 0.10013 20.736834 2021 12 158 154 18.558001 19.194872 18.835262 0.170875 18.820193 2022 01 158 154 16.630259 17.444613 17.011012 0.21322 16.99629 2022 02 158 154 15.090322 16.009321 15.516976 0.233205 15.509018 2022 03 158 154 18.873226 19.113451 18.964954 0.073096 18.951871 2022 04 158 154 21.3895 21.5296 21.491195 0.033259 21.5038 2022 05 158 154 25.680548 25.955162 25.845714 0.071662 25.847387 2022 06 158 154 29.309032 29.396034 29.359033 0.020192 29.359417 2022 07 158 154 30.079548 30.172678 30.139712 0.026487 30.147161 2022 08 158 154 30.429419 30.610613 30.518606 0.053483 30.522774 2022 09 158 154 28.999533 29.1551 29.076963 0.039931 29.078067 2022 10 158 154 24.23284 24.673677 24.430719 0.11633 24.422241 2022 11 158 154 21.591827 22.121931 21.848602 0.12845 21.841034 2022 12 158 154 19.655226 20.256323 19.942119 0.154434 19.941065 2023 01 158 154 17.817226 18.64529 18.209354 0.208579 18.201386 2023 02 158 154 17.687963 18.315607 17.963823 0.159787 17.949983 2023 03 158 154 20.63129 20.77858 20.68145 0.031262 20.676823 2023 04 158 154 22.193172 22.351793 22.304403 0.039736 22.319534 2023 05 158 154 25.120323 25.266516 25.201213 0.038602 25.204274 2023 06 158 154 27.1131 27.4571 27.327982 0.085077 27.336517 2023 07 158 154 29.588741 29.94058 29.830831 0.08727 29.846759 2023 08 158 154 30.825548 31.125 31.022071 0.087092 31.048435 2023 09 158 154 29.1115 29.306734 29.185897 0.047839 29.177583 2023 10 158 154 24.444902 24.96516 24.683041 0.135209 24.6805 2023 11 158 154 20.6667 21.4133 20.998379 0.190326 20.988133 2023 12 158 154 16.1723 17.303267 16.716493 0.289173 16.709967