YEAR MONTH MEAN STDEV COUNT 2002 1 nan nan 0 2002 2 nan nan 0 2002 3 nan nan 0 2002 4 nan nan 0 2002 5 nan nan 0 2002 6 nan nan 0 2002 7 2.29275e-01 1.12345e-02 103 2002 8 3.36612e-01 9.08290e-02 640 2002 9 4.72272e-01 1.92514e-01 654 2002 10 5.78296e-01 1.83466e-01 960 2002 11 7.37046e-01 2.30658e-01 567 2002 12 8.99227e-01 2.00830e-01 696 2003 1 6.41517e-01 2.26100e-01 843 2003 2 5.87021e-01 1.24261e-01 521 2003 3 6.59281e-01 1.68442e-01 256 2003 4 5.05224e-01 1.26576e-01 839 2003 5 2.75348e-01 3.09196e-02 610 2003 6 1.95306e-01 5.77008e-02 317 2003 7 2.23662e-01 1.61911e-02 266 2003 8 2.83526e-01 1.02385e-01 576 2003 9 4.25077e-01 1.72762e-01 411 2003 10 4.20083e-01 8.39056e-02 719 2003 11 6.71692e-01 3.60385e-01 998 2003 12 8.20917e-01 2.62956e-01 614 2004 1 3.93904e-01 6.94064e-02 960 2004 2 4.58617e-01 1.40076e-01 427 2004 3 2.64916e-01 3.39383e-02 981 2004 4 3.93459e-01 1.92196e-01 704 2004 5 2.12085e-01 6.62232e-02 876 2004 6 1.73720e-01 2.74252e-02 682 2004 7 2.72991e-01 9.80078e-02 491 2004 8 2.27500e-01 2.29217e-02 478 2004 9 7.55124e-01 3.99989e-01 537 2004 10 6.44841e-01 2.13894e-01 1073 2004 11 5.08315e-01 1.43077e-01 758 2004 12 8.04324e-01 3.19578e-01 386 2005 1 4.27188e+00 4.33374e+00 641 2005 2 4.90807e-01 2.00525e-01 742 2005 3 9.64024e-01 7.79103e-01 554 2005 4 4.75490e-01 1.95893e-01 817 2005 5 2.56379e-01 5.72002e-02 768 2005 6 3.00755e-01 4.83425e-02 268 2005 7 5.89959e-01 2.06579e-01 603 2005 8 6.39880e-01 1.39429e-01 548 2005 9 2.54161e+00 6.41532e+00 362 2005 10 1.93283e+00 1.54598e+00 768 2005 11 2.71859e+00 2.73055e+00 917 2005 12 1.04112e+00 2.24130e-01 832 2006 1 6.51367e-01 1.58147e-01 790 2006 2 5.33446e-01 6.18402e-01 752 2006 3 3.54200e-01 2.90410e-02 1152 2006 4 2.08842e-01 1.91219e-02 1086 2006 5 2.07795e-01 2.91311e-02 768 2006 6 2.18287e-01 7.30488e-02 757 2006 7 2.01861e-01 3.23458e-02 393 2006 8 2.41640e-01 2.91758e-02 314 2006 9 6.93573e-01 4.97272e-01 429 2006 10 4.86612e-01 7.91353e-02 1102 2006 11 4.49611e-01 1.33648e-01 928 2006 12 5.42781e-01 2.01395e-01 473 2007 1 3.81696e-01 1.00900e-01 568 2007 2 3.67950e-01 1.28792e-01 512 2007 3 2.42741e-01 5.19895e-02 977 2007 4 3.53869e-01 2.03855e-01 1023 2007 5 2.38689e-01 4.21327e-02 665 2007 6 1.80013e-01 3.51869e-02 512 2007 7 2.21569e-01 4.52034e-02 514 2007 8 1.97431e-01 3.49000e-02 700 2007 9 3.29721e-01 7.77307e-02 683 2007 10 6.04995e-01 2.52239e-01 896 2007 11 4.04195e-01 1.01543e-01 1146 2007 12 3.91543e-01 1.74275e-01 1040 2008 1 5.25339e-01 2.59150e-01 480 2008 2 2.93771e-01 9.20714e-02 939 2008 3 4.60860e-01 2.00661e-01 704 2008 4 2.60247e-01 4.76271e-02 708 2008 5 2.96222e-01 9.39334e-02 711 2008 6 1.42206e-01 1.97654e-02 768 2008 7 2.24552e-01 4.99460e-02 422 2008 8 2.27484e-01 5.40660e-02 323 2008 9 4.94257e-01 1.01695e-01 603 2008 10 4.99013e-01 1.43575e-01 902 2008 11 6.26868e-01 1.32021e-01 889 2008 12 7.02595e-01 3.09511e-01 1028 2009 1 5.44647e-01 1.75924e-01 768 2009 2 3.07316e-01 1.13330e-01 960 2009 3 3.73069e-01 1.29743e-01 1059 2009 4 3.08110e-01 5.15582e-02 692 2009 5 2.50733e-01 8.18474e-02 740 2009 6 1.58643e-01 5.53730e-02 367 2009 7 2.09426e-01 3.19832e-02 335 2009 8 2.03236e-01 3.67882e-02 702 2009 9 2.55417e-01 3.80220e-02 586 2009 10 4.00427e-01 1.53838e-01 888 2009 11 7.24591e-01 2.76864e-01 467 2009 12 1.01526e+00 1.48929e-01 195 2010 1 5.23305e-01 1.26310e-01 647 2010 2 5.78971e-01 2.34483e-01 465 2010 3 7.21030e-01 2.78260e-01 775 2010 4 4.62865e-01 1.33193e-01 920 2010 5 2.06472e-01 3.38471e-02 637 2010 6 1.74932e-01 1.64345e-02 749 2010 7 2.04260e-01 1.99261e-02 512 2010 8 2.13478e-01 3.95886e-02 512 2010 9 2.49930e-01 4.33234e-02 640 2010 10 2.96935e-01 5.21413e-02 1375 2010 11 4.36011e-01 1.04438e-01 1280 2010 12 7.94238e-01 2.20305e-01 1024 2011 1 4.48248e-01 8.23412e-02 641 2011 2 4.17917e-01 9.15467e-02 779 2011 3 3.23720e-01 5.08042e-02 1113 2011 4 2.74233e-01 5.70920e-02 1046 2011 5 7.77842e-01 2.45035e-01 1033 2011 6 3.04078e-01 1.58928e-01 640 2011 7 1.61892e-01 6.52281e-03 315 2011 8 2.34982e-01 8.11368e-02 408 2011 9 3.76277e-01 1.50902e-01 574 2011 10 5.51718e-01 2.41724e-01 896 2011 11 4.58902e-01 1.12409e-01 1215 2011 12 8.00769e-01 2.98192e-01 809 2012 1 4.58078e-01 1.30424e-01 1088 2012 2 3.54708e-01 1.23581e-01 402 2012 3 2.61650e-01 1.67133e-01 1239 2012 4 3.19265e-01 1.09884e-01 784 2012 5 1.92600e-01 2.58551e-02 662 2012 6 4.09190e-01 3.21896e-01 320 2012 7 3.08513e-01 8.57057e-02 338 2012 8 1.99333e-01 3.65987e-02 360 2012 9 2.85272e-01 5.81058e-02 320 2012 10 3.79026e-01 3.32535e-01 810 2012 11 6.28040e-01 1.70497e-01 982 2012 12 9.62151e-01 3.28534e-01 702 2013 1 5.81266e-01 2.16915e-01 960 2013 2 4.51597e-01 1.49544e-01 845 2013 3 4.20705e-01 1.00710e-01 798 2013 4 2.99689e-01 3.20536e-02 657 2013 5 2.76712e-01 2.82833e-02 726 2013 6 3.63809e-01 1.84189e-01 631 2013 7 3.12893e-01 3.62662e-02 259 2013 8 2.63852e-01 2.62418e-02 761 2013 9 4.18978e-01 1.11527e-01 908 2013 10 6.64980e-01 3.30149e-01 663 2013 11 4.53800e-01 9.33831e-02 260 2013 12 7.32578e-01 1.52673e-01 654 2014 1 1.09062e+00 4.38552e-01 691 2014 2 7.36230e-01 1.33038e-01 710 2014 3 5.57427e-01 5.02453e-02 704 2014 4 3.46598e-01 3.73400e-02 736 2014 5 3.65850e-01 9.08097e-02 840 2014 6 2.27138e-01 8.36673e-02 624 2014 7 2.44206e-01 3.65360e-02 444 2014 8 2.92936e-01 1.70753e-01 516 2014 9 4.51226e-01 1.39460e-01 356 2014 10 6.01401e-01 2.45714e-01 947 2014 11 7.27960e-01 2.06994e-01 984 2014 12 8.11590e-01 1.56205e-01 623 2015 1 8.64915e-01 2.06561e-01 586 2015 2 6.17167e-01 1.13349e-01 657 2015 3 2.71378e-01 8.41303e-02 1088 2015 4 2.26504e-01 2.66147e-02 620 2015 5 4.70934e-01 2.51882e-01 1033 2015 6 4.79947e-01 1.17332e-01 504 2015 7 3.39751e-01 7.20241e-02 264 2015 8 3.69983e-01 7.38980e-02 572 2015 9 6.42421e-01 3.50083e-01 564 2015 10 8.42502e-01 2.98342e-01 694 2015 11 5.99129e-01 1.84611e-01 1026 2015 12 4.74034e-01 1.82236e-01 640 2016 1 6.74205e-01 2.24200e-01 537 2016 2 6.98419e-01 3.74820e-01 1079 2016 3 3.54276e-01 1.13298e-01 576 2016 4 3.09341e-01 6.02689e-02 836 2016 5 3.69914e-01 1.48202e-01 881 2016 6 1.89472e-01 6.68331e-02 597 2016 7 1.91568e-01 3.18269e-02 390 2016 8 3.58930e-01 1.51029e-01 704 2016 9 3.72550e-01 1.39672e-01 938 2016 10 3.61124e-01 9.99626e-02 1112 2016 11 3.67397e-01 6.39052e-02 1280 2016 12 3.79719e-01 7.20505e-02 832 2017 1 5.45995e-01 2.65632e-01 960 2017 2 4.35451e-01 9.75340e-02 1312 2017 3 3.27838e-01 7.23772e-02 1088 2017 4 2.92029e-01 4.14084e-02 847 2017 5 4.93409e-01 1.31839e-01 628 2017 6 2.80006e-01 9.70723e-02 384 2017 7 2.07461e-01 4.25142e-02 493 2017 8 2.56770e-01 3.63891e-02 464 2017 9 9.02342e-01 3.30017e-01 874 2017 10 1.14169e+00 3.66413e-01 731 2017 11 8.53498e-01 1.31836e-01 941 2017 12 6.12067e-01 1.42193e-01 785 2018 1 6.83641e-01 2.19637e-01 746 2018 2 2.29290e-01 5.09963e-02 878 2018 3 2.76195e-01 7.67468e-02 1146 2018 4 2.35746e-01 5.63423e-02 1150 2018 5 2.03829e-01 4.30564e-02 451 2018 6 1.79418e-01 2.83765e-02 504 2018 7 1.69267e-01 3.96597e-02 256 2018 8 2.20626e-01 2.53535e-02 604 2018 9 2.07086e-01 4.09160e-02 496 2018 10 3.78672e-01 1.74001e-01 1152 2018 11 5.24184e-01 1.70507e-01 474 2018 12 1.04746e+00 2.76317e-01 741 2019 1 7.03225e-01 1.47215e-01 768 2019 2 3.36401e-01 5.19691e-02 761 2019 3 3.13322e-01 6.63403e-02 960 2019 4 4.07719e-01 1.34749e-01 704 2019 5 2.25386e-01 3.28526e-02 866 2019 6 2.05242e-01 3.77852e-02 414 2019 7 2.24551e-01 4.44932e-02 436 2019 8 2.49208e-01 3.74141e-02 448 2019 9 2.47116e-01 3.59031e-02 785 2019 10 4.66486e-01 1.47172e-01 1083 2019 11 7.39112e-01 1.58387e-01 730 2019 12 6.07105e-01 1.48074e-01 410 2020 1 6.40400e-01 2.69964e-01 999 2020 2 4.36110e-01 1.28277e-01 768 2020 3 2.77353e-01 3.92972e-02 952 2020 4 2.27289e-01 4.96384e-02 448 2020 5 2.12323e-01 2.09539e-02 817 2020 6 2.14106e-01 4.48554e-02 512 2020 7 2.93174e-01 1.56394e-01 384 2020 8 2.40409e-01 3.14389e-02 430 2020 9 7.88193e-01 3.07128e-01 349 2020 10 9.23381e-01 1.49084e-01 795 2020 11 9.90666e-01 2.92416e-01 857 2020 12 7.58873e-01 2.24349e-01 795 2021 1 4.82858e-01 1.14917e-01 522 2021 2 3.92872e-01 1.73294e-01 697 2021 3 2.87698e-01 3.71410e-02 916 2021 4 3.00316e-01 5.39535e-02 940 2021 5 2.60904e-01 6.01809e-02 1017 2021 6 2.10204e-01 5.75561e-02 324 2021 7 2.78539e-01 6.56168e-02 526 2021 8 3.18537e-01 4.86637e-02 461 2021 9 3.61908e-01 5.12238e-02 533 2021 10 4.07574e-01 1.07049e-01 756 2021 11 9.39776e-01 2.04559e-01 875 2021 12 7.56553e-01 2.95157e-01 795 2022 1 9.52146e-01 2.49505e-01 969 2022 2 5.16074e-01 2.39610e-01 1024 2022 3 3.91721e-01 1.67254e-01 960 2022 4 2.54706e-01 5.61626e-02 384 2022 5 1.91980e-01 2.52333e-02 832 2022 6 1.73448e-01 3.78947e-02 558 2022 7 6.24193e-01 4.86357e-01 380 2022 8 8.96138e-01 6.56778e-01 579 2022 9 6.98994e-01 9.40972e-01 475 2022 10 7.21350e-01 3.14124e-01 1169 2022 11 5.25619e-01 1.75584e-01 758 2022 12 4.70163e-01 1.80517e-01 760 2023 1 3.85700e-01 1.78553e-01 820 2023 2 3.27234e-01 2.08919e-01 1048 2023 3 1.51391e-01 3.80103e-02 665 2023 4 1.32726e-01 3.33436e-02 343 2023 5 1.72468e-01 1.43732e-01 634 2023 6 1.62617e-01 3.43232e-02 448 2023 7 2.95928e-01 1.89434e-01 545 2023 8 4.87090e-01 2.51668e-01 353 2023 9 8.60451e-01 3.56642e-01 529 2023 10 4.53348e-01 1.53927e-01 736 2023 11 6.78002e-01 2.47969e-01 628 2023 12 7.38884e-01 3.79713e-01 132 2024 1 4.78705e-01 1.90575e-01 194 2024 2 5.43377e-01 2.84043e-01 704 2024 3 2.89630e-01 3.30922e-02 433 2024 4 nan nan 0