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 8.18090e-01 2.27555e-01 209 2002 8 8.24659e-01 3.72948e-01 399 2002 9 1.88172e+00 7.82425e-01 464 2002 10 1.28990e+00 7.34092e-01 835 2002 11 1.07670e+00 6.53596e-01 897 2002 12 1.25472e+00 7.13712e-01 768 2003 1 1.54113e+00 5.62638e-01 1006 2003 2 1.11144e+00 3.30378e-01 576 2003 3 6.66887e+00 2.91389e+00 56 2003 4 7.08482e+00 5.59456e+00 64 2003 5 1.22781e+00 1.57594e+00 67 2003 6 2.02183e+00 8.21355e-01 246 2003 7 6.08665e+00 6.46647e+00 125 2003 8 3.64394e+00 3.82564e+00 254 2003 9 2.25339e+00 2.65342e+00 403 2003 10 2.27150e+00 1.53039e+00 832 2003 11 1.09669e+00 1.72818e+00 1141 2003 12 1.46661e+00 6.19604e-01 896 2004 1 1.11707e+00 8.75106e-01 785 2004 2 1.04611e+00 5.27430e-01 304 2004 3 1.40995e+00 1.13601e+00 679 2004 4 8.81970e-01 4.39715e-01 466 2004 5 8.05778e-01 4.83101e-01 716 2004 6 1.84518e+00 4.73451e+00 425 2004 7 1.41102e+00 1.78494e+00 425 2004 8 1.19542e+00 4.28475e-01 504 2004 9 3.31626e+00 2.58802e+00 292 2004 10 1.53874e+01 9.43335e+00 263 2004 11 1.38140e+01 1.03345e+01 369 2004 12 6.17617e+00 3.34473e+00 522 2005 1 4.98682e+00 7.17905e+00 776 2005 2 2.72340e+00 1.56954e+00 508 2005 3 2.21430e+00 7.85205e-01 581 2005 4 2.96206e+00 2.17396e+00 402 2005 5 2.94752e+00 4.27116e+00 557 2005 6 3.96032e+00 2.58360e+00 386 2005 7 1.41097e+01 9.20751e+00 336 2005 8 7.53359e+00 7.00962e+00 178 2005 9 5.65946e+00 4.28729e+00 381 2005 10 2.89454e+00 2.43764e+00 870 2005 11 1.09719e+00 3.83340e-01 1049 2005 12 9.11917e-01 4.63622e-01 1088 2006 1 2.17548e+00 1.19433e+00 704 2006 2 2.61222e+00 1.30191e+00 768 2006 3 2.39349e+00 1.26011e+00 704 2006 4 1.08589e+00 5.07350e-01 301 2006 5 5.15430e-01 2.74449e-01 662 2006 6 6.42868e-01 1.72425e-01 364 2006 7 7.82007e-01 4.20211e-01 422 2006 8 1.31932e+00 1.01716e+00 227 2006 9 1.41567e+00 3.93845e-01 612 2006 10 1.20924e+00 5.80870e-01 859 2006 11 6.67136e-01 2.77859e-01 899 2006 12 6.35637e-01 6.46367e-01 639 2007 1 3.33319e-01 1.63313e-01 358 2007 2 5.12066e-01 3.76375e-01 704 2007 3 3.15896e-01 1.22575e-01 1035 2007 4 6.01334e-01 5.09595e-01 754 2007 5 5.06401e-01 2.97239e-01 223 2007 6 6.98816e-01 1.27302e+00 534 2007 7 1.34579e+00 8.04218e-01 534 2007 8 1.60370e+00 3.71715e-01 579 2007 9 1.82997e+00 5.74134e-01 405 2007 10 6.82047e-01 5.48008e-01 678 2007 11 4.16368e-01 1.21107e-01 1150 2007 12 5.22322e-01 4.48920e-01 804 2008 1 4.55481e-01 3.06079e-01 708 2008 2 4.62851e-01 2.70859e-01 1040 2008 3 1.98523e+00 1.92788e+00 819 2008 4 2.01917e+00 1.05187e+00 467 2008 5 1.75925e+00 8.69690e-01 569 2008 6 2.75797e+00 2.64627e+00 302 2008 7 1.24391e+00 6.31597e-01 440 2008 8 2.33930e+00 1.28647e+00 220 2008 9 4.06512e+00 4.67195e+00 519 2008 10 1.79725e+00 1.10011e+00 1080 2008 11 8.26107e-01 3.81513e-01 1010 2008 12 2.07704e+00 7.86040e-01 832 2009 1 1.73426e+00 6.15706e-01 768 2009 2 8.71408e-01 4.71129e-01 960 2009 3 5.66729e-01 2.58794e-01 893 2009 4 9.42009e-01 4.21828e-01 572 2009 5 6.42830e+00 5.01147e+00 174 2009 6 1.58719e+00 2.16104e+00 512 2009 7 2.14008e+00 2.42707e+00 376 2009 8 3.34510e+00 3.96158e+00 564 2009 9 2.58222e+00 1.63357e+00 619 2009 10 8.51445e-01 4.34432e-01 909 2009 11 5.65894e-01 2.41940e-01 768 2009 12 9.05126e-01 4.70816e-01 256 2010 1 2.04659e+00 9.93820e-01 896 2010 2 3.96484e+00 2.50625e+00 640 2010 3 4.43027e+00 1.87631e+00 765 2010 4 4.12950e+00 4.96236e+00 360 2010 5 2.09836e+00 2.79742e+00 607 2010 6 1.43866e+00 5.59552e-01 635 2010 7 1.92364e+00 1.06679e+00 365 2010 8 1.91726e+00 1.96987e+00 249 2010 9 1.28859e+00 6.76940e-01 536 2010 10 7.70405e-01 4.91976e-01 1578 2010 11 4.13477e-01 2.41055e-01 1169 2010 12 6.21280e-01 3.78526e-01 1144 2011 1 4.81196e-01 2.22943e-01 723 2011 2 4.53621e-01 9.97350e-02 790 2011 3 5.45806e-01 3.89337e-01 793 2011 4 4.76904e-01 2.10695e-01 949 2011 5 4.16160e-01 2.22064e-01 754 2011 6 3.69814e-01 7.77991e-02 199 2011 7 1.53975e+00 1.01196e+00 451 2011 8 8.37585e-01 3.35764e-01 703 2011 9 6.81353e-01 2.31444e-01 757 2011 10 5.21945e-01 3.18347e-01 1095 2011 11 3.87513e-01 2.03514e-01 1060 2011 12 3.72179e-01 1.35699e-01 1086 2012 1 4.95993e-01 3.26261e-01 1163 2012 2 4.24200e-01 1.16195e-01 280 2012 3 4.82016e-01 2.44198e-01 880 2012 4 5.15121e-01 2.10992e-01 982 2012 5 5.77586e-01 2.26340e-01 416 2012 6 1.15464e+00 4.68536e-01 192 2012 7 2.92702e+00 4.63972e+00 133 2012 8 7.03473e+00 3.18300e+00 256 2012 9 1.48638e+01 1.14695e+01 321 2012 10 5.06288e+00 3.97982e+00 817 2012 11 3.27091e+00 2.37948e+00 1002 2012 12 2.11920e+00 1.16784e+00 683 2013 1 1.05588e+00 6.30413e-01 672 2013 2 7.48196e-01 3.81395e-01 677 2013 3 8.35908e-01 4.44406e-01 715 2013 4 3.50184e+00 1.79358e+00 382 2013 5 1.68545e+00 1.46942e+00 478 2013 6 3.57129e+00 3.28319e+00 264 2013 7 3.57234e+00 2.47053e+00 153 2013 8 2.21807e+01 1.16774e+01 177 2013 9 1.20560e+01 9.67511e+00 749 2013 10 4.71685e+00 5.14429e+00 919 2013 11 1.67299e+00 1.46814e+00 561 2013 12 6.50619e-01 4.36576e-01 639 2014 1 8.45636e-01 2.60837e-01 576 2014 2 2.68001e+00 5.46424e+00 714 2014 3 4.53651e+00 6.76227e+00 546 2014 4 8.05691e+00 6.76198e+00 189 2014 5 8.16479e+00 9.32928e+00 129 2014 6 1.03335e+01 9.13635e+00 185 2014 7 5.97848e+00 6.10339e+00 600 2014 8 1.47420e+00 8.53103e-01 308 2014 9 3.18262e+00 1.72030e+00 499 2014 10 1.79410e+00 1.26622e+00 1461 2014 11 6.67489e-01 3.43742e-01 972 2014 12 6.92086e-01 8.05447e-01 850 2015 1 4.91070e-01 5.56384e-01 754 2015 2 1.02945e+00 9.31891e-01 832 2015 3 3.19767e+00 1.36723e+00 258 2015 4 5.15975e+00 3.32729e+00 78 2015 5 1.80439e+00 9.27543e-01 613 2015 6 1.28880e+00 7.84692e-01 508 2015 7 1.73326e+00 9.72245e-01 238 2015 8 6.94432e+00 6.64837e+00 341 2015 9 4.48098e+00 6.26805e+00 366 2015 10 1.15338e+00 1.41676e+00 733 2015 11 1.91046e+00 1.50242e+00 610 2015 12 7.73212e-01 5.16331e-01 534 2016 1 7.37775e-01 2.57147e-01 640 2016 2 1.32269e+00 5.71871e-01 1158 2016 3 1.64425e+00 8.08907e-01 640 2016 4 1.94838e+00 1.53280e+00 488 2016 5 1.06603e+00 6.95224e-01 596 2016 6 8.18567e-01 3.17429e-01 575 2016 7 1.64854e+00 1.29264e+00 896 2016 8 3.04215e+00 1.94774e+00 707 2016 9 3.99013e+00 2.01014e+00 846 2016 10 8.05671e-01 4.21182e-01 907 2016 11 3.73313e-01 1.29050e-01 888 2016 12 3.74058e-01 1.49624e-01 804 2017 1 6.18993e-01 5.33482e-01 761 2017 2 8.20791e-01 4.72682e-01 1088 2017 3 6.53286e-01 5.16340e-01 1009 2017 4 7.85881e-01 4.79219e-01 849 2017 5 8.37254e-01 3.24281e-01 470 2017 6 1.16427e+00 5.52005e-01 384 2017 7 2.25231e+00 1.11142e+00 192 2017 8 2.04252e+00 8.35167e-01 565 2017 9 2.80125e+00 3.58078e+00 519 2017 10 1.10031e+01 1.09469e+01 507 2017 11 1.59544e+00 2.28250e+00 1211 2017 12 6.29367e-01 2.49791e-01 722 2018 1 4.74850e-01 2.44922e-01 664 2018 2 1.29001e+00 7.22679e-01 573 2018 3 6.22058e-01 2.41060e-01 825 2018 4 8.14438e-01 3.69275e-01 581 2018 5 8.40117e-01 6.20594e-01 559 2018 6 2.23717e+00 2.60927e+00 391 2018 7 4.49414e+00 3.46835e+00 93 2018 8 7.77349e+00 6.93712e+00 300 2018 9 4.23977e+00 3.56960e+00 938 2018 10 2.52700e+00 1.91357e+00 959 2018 11 1.87458e+00 8.09874e-01 292 2018 12 3.88427e+00 4.09934e+00 725 2019 1 6.24747e+00 7.79344e+00 601 2019 2 1.53042e+01 1.14399e+01 302 2019 3 4.35049e+00 4.90731e+00 557 2019 4 2.97795e+00 1.26322e+00 331 2019 5 1.02684e+00 6.88396e-01 887 2019 6 1.69134e+00 1.03274e+00 212 2019 7 1.23676e+00 6.32959e-01 447 2019 8 4.79676e+00 4.32962e+00 574 2019 9 6.55975e-01 3.47381e-01 729 2019 10 8.80775e-01 6.14686e-01 711 2019 11 6.83298e-01 6.25131e-01 770 2019 12 8.29894e-01 4.37716e-01 575 2020 1 4.96687e-01 3.94625e-01 558 2020 2 8.36035e-01 6.19484e-01 515 2020 3 1.26529e+00 3.50279e+00 679 2020 4 1.12424e+00 6.69975e-01 699 2020 5 5.85708e-01 3.42016e-01 642 2020 6 1.36587e+00 2.64521e+00 681 2020 7 1.39459e+00 9.14601e-01 322 2020 8 7.29409e-01 4.31177e-01 251 2020 9 2.73498e+00 1.24917e+00 382 2020 10 3.10539e+00 4.55631e+00 698 2020 11 1.61580e+00 1.30910e+00 799 2020 12 5.79963e-01 2.98627e-01 560 2021 1 1.32119e+00 2.18080e+00 559 2021 2 2.53586e+00 1.21277e+00 510 2021 3 1.62357e+00 1.44297e+00 420 2021 4 1.45854e+00 1.60816e+00 400 2021 5 1.24029e+00 8.67703e-01 647 2021 6 1.16010e+00 5.32929e-01 190 2021 7 2.21688e+00 1.89522e+00 71 2021 8 3.70284e+00 8.33716e+00 98 2021 9 1.62002e+01 1.10499e+01 538 2021 10 7.33056e+00 9.34229e+00 700 2021 11 2.25436e+00 1.13834e+00 793 2021 12 1.84513e+00 7.51381e-01 502 2022 1 1.81688e+00 1.22038e+00 1060 2022 2 7.42286e-01 3.38499e-01 821 2022 3 1.56076e+00 1.38669e+00 783 2022 4 1.07432e+01 0.00000e+00 2 2022 5 3.23941e+00 3.80862e+00 528 2022 6 1.74483e+00 8.71010e-01 372 2022 7 1.01869e+00 1.32780e+00 79 2022 8 2.36975e+00 1.07046e+00 445 2022 9 2.10837e+00 1.69644e+00 324 2022 10 6.86619e-01 3.43973e-01 1394 2022 11 8.26303e-01 1.05793e+00 582 2022 12 6.71983e-01 7.81114e-01 1032 2023 1 7.47543e-01 3.29108e-01 932 2023 2 8.16342e-01 2.82134e-01 658 2023 3 2.28560e+00 2.27253e+00 837 2023 4 1.80106e+00 8.09508e-01 362 2023 5 1.39484e+00 6.83250e-01 371 2023 6 8.41948e-01 6.56717e-01 256 2023 7 3.06831e+00 2.72766e+00 555 2023 8 4.16795e+00 2.84328e+00 518 2023 9 4.24082e+00 2.53869e+00 410 2023 10 1.44896e+00 6.57013e-01 623 2023 11 7.20550e-01 2.65745e-01 688 2023 12 2.18855e+00 1.86133e+00 299 2024 1 5.54327e+00 4.36878e+00 649 2024 2 3.88777e+00 1.95515e+00 545 2024 3 5.37892e+00 2.44340e+00 129 2024 4 nan nan 0