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 7.26375e-01 2.74432e-01 260 2002 8 8.66525e-01 4.60867e-01 396 2002 9 1.48784e+00 6.07579e-01 495 2002 10 1.13159e+00 3.89641e-01 732 2002 11 9.76810e-01 5.28412e-01 1033 2002 12 1.22074e+00 4.93673e-01 745 2003 1 1.83451e+00 6.10799e-01 983 2003 2 1.08194e+00 3.12839e-01 640 2003 3 8.30852e+00 6.76484e+00 189 2003 4 2.82131e+00 3.14161e+00 124 2003 5 4.86445e+00 4.70388e+00 126 2003 6 2.24014e+00 1.38021e+00 217 2003 7 5.76568e+00 7.78094e+00 90 2003 8 3.46125e+00 4.27416e+00 204 2003 9 2.18534e+00 1.35857e+00 449 2003 10 1.84323e+00 9.61184e-01 838 2003 11 8.86419e-01 5.23245e-01 1148 2003 12 1.72845e+00 6.02024e-01 896 2004 1 1.10639e+00 5.84403e-01 769 2004 2 6.54733e-01 1.46572e-01 192 2004 3 1.86038e+00 1.78936e+00 747 2004 4 6.91593e-01 5.00278e-01 695 2004 5 1.39639e+00 1.72443e+00 635 2004 6 1.62179e+00 1.93502e+00 286 2004 7 1.47400e+00 7.97224e-01 331 2004 8 1.39142e+00 1.39255e+00 406 2004 9 2.85990e+00 1.92794e+00 319 2004 10 1.45784e+01 8.22783e+00 194 2004 11 8.37037e+00 5.65499e+00 433 2004 12 6.70205e+00 4.90938e+00 695 2005 1 3.23380e+00 1.95068e+00 773 2005 2 2.28926e+00 9.13762e-01 573 2005 3 2.01236e+00 7.09083e-01 640 2005 4 3.28498e+00 2.05891e+00 380 2005 5 3.78276e+00 4.75558e+00 433 2005 6 5.59667e+00 4.21147e+00 448 2005 7 1.24299e+01 8.87576e+00 408 2005 8 1.40592e+01 8.48304e+00 126 2005 9 6.08352e+00 4.91406e+00 368 2005 10 3.26753e+00 2.83595e+00 1018 2005 11 1.25721e+00 4.07795e-01 1031 2005 12 9.60413e-01 4.64160e-01 1024 2006 1 1.56563e+00 8.61866e-01 854 2006 2 2.39050e+00 1.65081e+00 783 2006 3 3.89735e+00 4.00252e+00 819 2006 4 1.57683e+00 6.26848e-01 360 2006 5 6.45931e-01 3.16687e-01 699 2006 6 6.40665e-01 1.65839e-01 330 2006 7 7.85383e-01 3.08477e-01 578 2006 8 1.39996e+00 1.12817e+00 387 2006 9 1.94394e+00 5.68711e-01 640 2006 10 1.17572e+00 7.08678e-01 881 2006 11 7.59941e-01 3.29977e-01 887 2006 12 6.49398e-01 6.19175e-01 512 2007 1 3.15354e-01 1.19635e-01 512 2007 2 4.91046e-01 2.44996e-01 832 2007 3 2.60520e-01 8.02066e-02 1148 2007 4 4.93714e-01 3.84839e-01 747 2007 5 3.81345e-01 1.36989e-01 309 2007 6 5.53123e-01 2.50588e-01 460 2007 7 1.20583e+00 4.26550e-01 479 2007 8 1.83299e+00 7.69453e-01 448 2007 9 1.49286e+00 4.75096e-01 557 2007 10 5.01420e-01 1.73058e-01 677 2007 11 3.35244e-01 9.93322e-02 1093 2007 12 5.05316e-01 4.95780e-01 777 2008 1 4.26813e-01 2.88572e-01 894 2008 2 4.16699e-01 2.30339e-01 1152 2008 3 1.47348e+00 1.34677e+00 841 2008 4 4.20940e+00 5.42596e+00 478 2008 5 1.89323e+00 6.88243e-01 629 2008 6 1.85229e+00 2.42231e+00 354 2008 7 8.17719e-01 2.41216e-01 408 2008 8 1.70598e+00 4.23428e-01 192 2008 9 5.24802e+00 6.44906e+00 683 2008 10 1.52178e+00 7.13238e-01 1024 2008 11 1.11782e+00 4.62380e-01 980 2008 12 1.99691e+00 1.36489e+00 832 2009 1 1.75120e+00 5.62562e-01 673 2009 2 8.74499e-01 3.55890e-01 960 2009 3 5.89448e-01 4.02531e-01 959 2009 4 7.96111e-01 4.41760e-01 689 2009 5 4.39833e+00 2.88752e+00 192 2009 6 1.50234e+00 9.80640e-01 442 2009 7 1.57113e+00 1.18581e+00 321 2009 8 3.56821e+00 3.95355e+00 451 2009 9 2.37434e+00 1.26730e+00 697 2009 10 8.91428e-01 3.38662e-01 824 2009 11 5.58456e-01 2.42874e-01 731 2009 12 9.16267e-01 3.08053e-01 256 2010 1 2.32605e+00 9.55491e-01 895 2010 2 4.90736e+00 4.00758e+00 760 2010 3 5.89833e+00 4.47890e+00 829 2010 4 5.86654e+00 7.98530e+00 303 2010 5 2.24891e+00 1.94696e+00 451 2010 6 1.90324e+00 2.54381e+00 593 2010 7 1.96158e+00 7.73158e-01 364 2010 8 1.35385e+00 4.61430e-01 122 2010 9 1.19966e+00 4.54023e-01 689 2010 10 7.74590e-01 4.73949e-01 1631 2010 11 4.63574e-01 3.32234e-01 1195 2010 12 6.39317e-01 4.25699e-01 1049 2011 1 4.55652e-01 1.75933e-01 832 2011 2 4.36293e-01 1.38409e-01 691 2011 3 5.09516e-01 2.47577e-01 811 2011 4 5.05910e-01 2.31080e-01 840 2011 5 4.42566e-01 1.88445e-01 756 2011 6 6.43433e-01 1.82464e-01 227 2011 7 2.55613e+00 1.94549e+00 379 2011 8 9.40301e-01 4.23747e-01 657 2011 9 6.59738e-01 1.75033e-01 694 2011 10 4.97641e-01 2.09943e-01 1033 2011 11 3.70068e-01 2.26843e-01 1088 2011 12 3.16004e-01 1.00594e-01 1048 2012 1 5.21365e-01 2.57879e-01 1070 2012 2 3.12320e-01 1.04005e-01 384 2012 3 3.94502e-01 4.00342e-01 1001 2012 4 4.90101e-01 1.43251e-01 904 2012 5 6.85122e-01 2.47228e-01 468 2012 6 9.61552e-01 5.86289e-01 320 2012 7 3.54558e+00 3.14852e+00 128 2012 8 1.31261e+01 1.09013e+01 197 2012 9 9.33127e+00 7.98835e+00 439 2012 10 4.60939e+00 2.04228e+00 755 2012 11 3.73916e+00 4.45816e+00 943 2012 12 2.03850e+00 1.00304e+00 656 2013 1 8.48036e-01 4.87558e-01 699 2013 2 7.36458e-01 3.29999e-01 687 2013 3 1.19062e+00 7.50237e-01 715 2013 4 3.77293e+00 4.15126e+00 490 2013 5 2.19365e+00 2.44960e+00 568 2013 6 2.35271e+00 1.85739e+00 308 2013 7 5.87681e+00 4.92174e+00 175 2013 8 1.98078e+01 9.46374e+00 86 2013 9 1.25859e+01 8.82682e+00 663 2013 10 3.51050e+00 2.60171e+00 759 2013 11 1.68026e+00 9.03903e-01 459 2013 12 6.61758e-01 8.68903e-01 763 2014 1 1.00225e+00 1.07594e+00 584 2014 2 1.93913e+00 2.16193e+00 820 2014 3 2.86398e+00 1.37531e+00 554 2014 4 7.17477e+00 7.55211e+00 249 2014 5 1.71735e+01 6.81311e+00 12 2014 6 4.94488e+00 3.22929e+00 197 2014 7 4.23405e+00 2.90409e+00 549 2014 8 1.10820e+00 2.90737e-01 281 2014 9 2.55350e+00 1.95571e+00 507 2014 10 1.35226e+00 7.88083e-01 1408 2014 11 7.74261e-01 6.04454e-01 1024 2014 12 4.39067e-01 4.70709e-01 867 2015 1 4.18080e-01 4.32283e-01 786 2015 2 1.65690e+00 1.55946e+00 809 2015 3 4.79707e+00 4.75845e+00 523 2015 4 5.22730e+00 3.99160e+00 187 2015 5 1.70018e+00 1.18293e+00 756 2015 6 1.79779e+00 1.34029e+00 513 2015 7 1.21419e+00 2.56027e-01 129 2015 8 4.29611e+00 2.73515e+00 508 2015 9 3.70523e+00 2.05055e+00 256 2015 10 1.07836e+00 6.26827e-01 785 2015 11 1.72603e+00 1.19559e+00 594 2015 12 6.18644e-01 5.15528e-01 615 2016 1 7.96973e-01 3.84506e-01 704 2016 2 1.45016e+00 5.92063e-01 1216 2016 3 1.82070e+00 1.04392e+00 699 2016 4 1.77819e+00 1.21399e+00 442 2016 5 1.27746e+00 8.90246e-01 700 2016 6 8.80173e-01 3.59122e-01 496 2016 7 1.59098e+00 3.82545e+00 728 2016 8 3.00253e+00 2.65946e+00 691 2016 9 4.14021e+00 3.74752e+00 1028 2016 10 8.72930e-01 1.03159e+00 819 2016 11 3.26500e-01 1.31172e-01 971 2016 12 2.90965e-01 1.19831e-01 785 2017 1 4.76824e-01 3.47220e-01 719 2017 2 7.20500e-01 3.06621e-01 995 2017 3 5.29900e-01 3.15249e-01 1028 2017 4 6.71101e-01 3.83029e-01 757 2017 5 6.53706e-01 2.40232e-01 531 2017 6 1.15748e+00 3.68929e-01 384 2017 7 1.76143e+00 6.98381e-01 124 2017 8 1.90709e+00 1.41069e+00 512 2017 9 3.75669e+00 5.82447e+00 599 2017 10 5.56115e+00 6.21590e+00 579 2017 11 1.10463e+00 2.46622e+00 1101 2017 12 6.48847e-01 3.22071e-01 677 2018 1 4.60643e-01 3.14599e-01 815 2018 2 1.47437e+00 1.20834e+00 479 2018 3 7.19107e-01 3.19383e-01 676 2018 4 6.84976e-01 3.08727e-01 552 2018 5 1.11454e+00 1.61300e+00 569 2018 6 2.36877e+00 2.46347e+00 341 2018 7 2.31810e+00 2.18333e+00 254 2018 8 1.11157e+01 1.00774e+01 274 2018 9 4.05143e+00 2.30940e+00 851 2018 10 2.82524e+00 3.20303e+00 1028 2018 11 2.02729e+00 1.10354e+00 268 2018 12 3.68995e+00 3.21108e+00 661 2019 1 5.64460e+00 2.71537e+00 640 2019 2 3.86721e+00 3.88182e+00 136 2019 3 4.59184e+00 4.86554e+00 530 2019 4 3.48973e+00 3.89749e+00 338 2019 5 1.35861e+00 8.76397e-01 876 2019 6 1.24062e+00 6.00739e-01 265 2019 7 1.29349e+00 6.05943e-01 448 2019 8 3.32328e+00 2.56552e+00 720 2019 9 8.80290e-01 6.54393e-01 738 2019 10 6.87020e-01 3.72495e-01 862 2019 11 5.30074e-01 3.36190e-01 696 2019 12 8.90823e-01 3.95256e-01 384 2020 1 5.03620e-01 1.78224e-01 511 2020 2 7.17272e-01 5.37888e-01 655 2020 3 1.12495e+00 1.07458e+00 767 2020 4 8.40658e-01 3.57218e-01 690 2020 5 5.23178e-01 2.43821e-01 704 2020 6 1.37721e+00 8.87654e-01 618 2020 7 1.89776e+00 1.90556e+00 365 2020 8 2.30267e+00 4.27964e+00 218 2020 9 1.94709e+00 1.71946e+00 225 2020 10 2.81118e+00 3.36514e+00 826 2020 11 1.05718e+00 6.76190e-01 920 2020 12 6.48379e-01 2.74714e-01 517 2021 1 1.19205e+00 8.91024e-01 585 2021 2 2.44532e+00 7.96008e-01 532 2021 3 2.29903e+00 3.28858e+00 439 2021 4 2.34921e+00 3.69432e+00 508 2021 5 1.61495e+00 1.54789e+00 651 2021 6 1.21209e+00 3.24873e-01 163 2021 7 1.20187e+00 7.80662e-01 97 2021 8 1.43816e+01 1.37870e+01 257 2021 9 1.19528e+01 1.03729e+01 533 2021 10 6.05716e+00 8.88627e+00 524 2021 11 2.56218e+00 1.31529e+00 657 2021 12 1.96476e+00 8.46940e-01 499 2022 1 1.97481e+00 1.01213e+00 960 2022 2 7.49048e-01 2.81371e-01 832 2022 3 1.57174e+00 1.39860e+00 724 2022 4 3.51458e+00 3.27835e+00 114 2022 5 2.40495e+00 1.74810e+00 445 2022 6 2.39252e+00 1.65186e+00 482 2022 7 1.65061e+00 1.01416e+00 192 2022 8 5.33353e+00 8.18268e+00 480 2022 9 1.83050e+00 1.30914e+00 432 2022 10 9.60474e-01 6.29827e-01 1357 2022 11 6.70066e-01 3.08503e-01 509 2022 12 5.62315e-01 3.32116e-01 1154 2023 1 7.80064e-01 3.87542e-01 896 2023 2 8.29243e-01 4.98281e-01 651 2023 3 3.94502e+00 7.55049e+00 762 2023 4 1.56821e+00 6.76996e-01 324 2023 5 1.39004e+00 6.73816e-01 408 2023 6 9.26349e-01 6.90092e-01 320 2023 7 2.83039e+00 1.38485e+00 448 2023 8 4.02428e+00 2.73606e+00 574 2023 9 3.55739e+00 2.45123e+00 458 2023 10 2.15537e+00 3.58117e+00 637 2023 11 7.91749e-01 3.43850e-01 620 2023 12 1.22336e+00 8.60685e-01 394 2024 1 4.02709e+00 3.20928e+00 566 2024 2 3.51716e+00 2.26728e+00 400 2024 3 9.38439e+00 7.35321e+00 176 2024 4 nan nan 0