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 6.11778e+00 4.51822e+00 442 2002 8 2.14720e+00 7.57026e-01 317 2002 9 9.32479e+00 1.08622e+01 639 2002 10 8.67999e+00 9.23493e+00 751 2002 11 4.98299e+00 2.56684e+00 506 2002 12 3.79407e+00 8.02541e-01 512 2003 1 3.02889e+00 1.19462e+00 695 2003 2 7.18132e+00 5.00790e+00 585 2003 3 2.97499e+00 2.01183e+00 646 2003 4 3.06125e+00 1.30359e+00 315 2003 5 2.74975e+00 8.81782e-01 447 2003 6 6.16795e+00 3.80891e+00 342 2003 7 3.51018e+00 3.21955e+00 695 2003 8 2.46554e+00 3.55894e+00 738 2003 9 5.68616e+00 1.11973e+01 761 2003 10 9.37775e+00 7.50380e+00 384 2003 11 7.37104e+00 3.94407e+00 609 2003 12 6.07171e+00 3.81560e+00 702 2004 1 4.04356e+00 3.14749e+00 703 2004 2 5.41495e+00 4.07696e+00 939 2004 3 1.17688e+01 1.10267e+01 616 2004 4 6.67815e+00 5.98275e+00 334 2004 5 6.65973e+00 8.60157e+00 448 2004 6 2.53023e+00 8.72846e-01 366 2004 7 1.72919e+00 5.15774e-01 220 2004 8 2.12036e+00 7.58629e-01 474 2004 9 3.03960e+00 1.80591e+00 960 2004 10 1.53610e+01 1.88805e+01 566 2004 11 6.53159e+00 2.48267e+00 704 2004 12 3.13302e+00 1.03997e+00 435 2005 1 3.16773e+00 5.23762e-01 273 2005 2 2.93436e+00 9.27721e-01 430 2005 3 3.26280e+00 1.07333e+00 911 2005 4 6.98707e+00 7.84156e+00 853 2005 5 3.79921e+00 1.55322e+00 384 2005 6 5.11101e+00 3.05548e+00 447 2005 7 8.38286e+00 1.26326e+01 462 2005 8 2.69815e+00 1.14854e+00 576 2005 9 9.84154e+00 1.90476e+01 1136 2005 10 1.20834e+01 2.19256e+01 378 2005 11 6.22793e+00 5.21780e+00 525 2005 12 4.02316e+00 1.40517e+00 600 2006 1 5.96800e+00 2.63563e+00 668 2006 2 5.50691e+00 5.00443e+00 707 2006 3 3.50872e+00 1.49695e+00 911 2006 4 4.01282e+00 3.78036e+00 653 2006 5 3.07986e+00 1.05196e+00 441 2006 6 4.25224e+00 3.41221e+00 357 2006 7 1.95387e+00 3.92257e-01 468 2006 8 4.79758e+00 7.31924e+00 833 2006 9 5.09417e+00 4.15603e+00 678 2006 10 6.03135e+00 9.12883e+00 949 2006 11 4.15610e+00 8.42989e-01 448 2006 12 5.87077e+00 4.97689e+00 576 2007 1 8.98680e+00 1.01095e+01 573 2007 2 4.24782e+00 2.91822e+00 891 2007 3 6.57079e+00 4.58663e+00 823 2007 4 3.44730e+00 8.03196e-01 345 2007 5 3.88861e+00 3.06229e+00 631 2007 6 9.46527e+00 1.84654e+01 427 2007 7 3.80698e+00 3.18430e+00 490 2007 8 6.37615e+00 4.79606e+00 576 2007 9 1.06902e+01 2.01037e+01 926 2007 10 1.07478e+01 1.40066e+01 566 2007 11 4.86096e+00 1.45417e+00 416 2007 12 3.12773e+00 7.01987e-01 320 2008 1 1.63692e+01 2.07837e+01 376 2008 2 3.27720e+00 1.75121e+00 708 2008 3 6.31383e+00 6.67674e+00 816 2008 4 6.17879e+00 4.89238e+00 614 2008 5 3.57443e+00 1.88396e+00 453 2008 6 9.70722e+00 1.72427e+01 571 2008 7 2.04251e+00 7.05653e-01 496 2008 8 7.29630e+00 1.30067e+01 726 2008 9 8.37166e+00 1.24452e+01 581 2008 10 1.04349e+01 1.30618e+01 745 2008 11 7.68187e+00 1.04974e+01 323 2008 12 3.22150e+00 9.60151e-01 512 2009 1 2.47570e+00 1.05732e+00 766 2009 2 2.17981e+00 5.98378e-01 629 2009 3 9.59279e+00 7.10611e+00 690 2009 4 4.16199e+00 7.78379e+00 685 2009 5 7.62742e+00 1.24899e+01 375 2009 6 2.18759e+00 1.60230e+00 262 2009 7 8.02942e+00 1.49316e+01 579 2009 8 2.53827e+00 1.44994e+00 608 2009 9 1.00284e+01 1.35342e+01 748 2009 10 6.81612e+00 4.18867e+00 512 2009 11 4.92753e+00 9.18733e-01 395 2009 12 5.26610e+00 2.34485e+00 648 2010 1 5.20284e+00 2.58988e+00 692 2010 2 4.96876e+00 2.48529e+00 576 2010 3 4.58674e+00 3.03675e+00 687 2010 4 5.20355e+00 3.69323e+00 574 2010 5 5.06782e+00 3.34625e+00 751 2010 6 3.31652e+00 2.12559e+00 467 2010 7 3.36412e+00 4.05816e+00 581 2010 8 6.67329e+00 7.91051e+00 541 2010 9 1.01340e+01 1.67824e+01 772 2010 10 1.00937e+01 1.19356e+01 647 2010 11 6.02818e+00 2.16211e+00 344 2010 12 2.90709e+00 1.33218e+00 762 2011 1 3.97252e+00 6.89868e-01 514 2011 2 3.82012e+00 1.04644e+00 526 2011 3 7.52227e+00 1.16529e+01 776 2011 4 4.28439e+00 2.81371e+00 369 2011 5 4.64822e+00 1.82032e+00 315 2011 6 5.27232e+00 2.66022e+00 275 2011 7 7.35087e+00 1.35808e+01 810 2011 8 5.73517e+00 1.07175e+01 620 2011 9 5.00655e+00 3.98847e+00 649 2011 10 1.16512e+01 2.20278e+01 436 2011 11 7.33911e+00 4.26518e+00 505 2011 12 4.37955e+00 1.47867e+00 458 2012 1 3.28258e+00 4.11901e+00 1032 2012 2 6.07864e+00 9.34443e+00 661 2012 3 3.48150e+00 2.06152e+00 765 2012 4 5.29918e+00 9.10962e+00 673 2012 5 4.36678e+00 4.39268e+00 448 2012 6 5.70529e+00 1.25756e+01 740 2012 7 7.98004e+00 1.06014e+01 471 2012 8 3.84156e+00 5.26680e+00 655 2012 9 6.27049e+00 7.32840e+00 900 2012 10 5.05130e+00 2.99117e+00 602 2012 11 6.23703e+00 4.58456e+00 596 2012 12 5.06192e+00 2.23025e+00 408 2013 1 4.04745e+00 1.32375e+00 591 2013 2 2.95863e+00 1.03998e+00 576 2013 3 3.24207e+00 1.33793e+00 362 2013 4 5.18973e+00 4.98606e+00 960 2013 5 2.86720e+00 1.63376e+00 569 2013 6 5.24150e+00 4.31960e+00 614 2013 7 3.15000e+00 1.82913e+00 384 2013 8 7.33403e+00 1.14766e+01 587 2013 9 5.32117e+00 8.50109e+00 859 2013 10 5.40732e+00 2.95364e+00 477 2013 11 6.37331e+00 1.62345e+00 704 2013 12 3.67936e+00 1.14652e+00 320 2014 1 2.94442e+00 6.86648e-01 758 2014 2 2.91938e+00 1.19200e+00 564 2014 3 6.08882e+00 2.45503e+00 582 2014 4 4.95816e+00 2.14916e+00 576 2014 5 2.64725e+00 8.74603e-01 656 2014 6 1.11219e+01 1.69396e+01 619 2014 7 1.05853e+01 1.55740e+01 448 2014 8 3.12136e+00 4.61775e+00 949 2014 9 2.60324e+00 1.38806e+00 777 2014 10 4.27915e+00 2.23845e+00 619 2014 11 4.83103e+00 7.20204e-01 536 2014 12 7.33816e+00 9.68827e+00 137 2015 1 6.24447e+00 2.98107e+00 704 2015 2 3.78901e+00 1.08013e+00 285 2015 3 4.07087e+00 1.86653e+00 778 2015 4 3.60794e+00 2.06995e+00 698 2015 5 7.42653e+00 1.21586e+01 574 2015 6 5.60679e+00 9.16745e+00 326 2015 7 3.48025e+00 4.33233e+00 444 2015 8 4.49013e+00 9.22907e+00 907 2015 9 8.13025e+00 1.72826e+01 775 2015 10 1.28145e+01 8.76217e+00 779 2015 11 7.39804e+00 3.83591e+00 703 2015 12 5.82160e+00 2.46451e+00 502 2016 1 6.66862e+00 9.37107e+00 579 2016 2 6.72038e+00 3.32169e+00 710 2016 3 5.18495e+00 2.49812e+00 576 2016 4 5.27802e+00 4.81441e+00 613 2016 5 3.72738e+00 1.49646e+00 391 2016 6 6.08828e+00 8.68154e+00 800 2016 7 2.21823e+00 2.04320e+00 622 2016 8 2.53622e+00 1.35252e+00 1009 2016 9 1.68154e+01 2.38940e+01 505 2016 10 4.52740e+00 2.62588e+00 570 2016 11 5.53947e+00 2.62854e+00 909 2016 12 8.17120e+00 4.39207e+00 571 2017 1 6.66492e+00 6.64736e+00 647 2017 2 3.62388e+00 8.88744e-01 617 2017 3 4.23067e+00 1.89950e+00 832 2017 4 7.55573e+00 8.70135e+00 436 2017 5 1.42835e+01 2.09502e+01 254 2017 6 6.51715e+00 1.16100e+01 599 2017 7 8.40933e+00 1.41472e+01 631 2017 8 7.48245e+00 1.38709e+01 685 2017 9 7.58663e+00 9.55240e+00 605 2017 10 1.13824e+01 1.33106e+01 817 2017 11 7.19036e+00 9.40334e+00 415 2017 12 3.57321e+00 1.40580e+00 606 2018 1 2.56962e+00 8.91194e-01 896 2018 2 3.79104e+00 5.10162e-01 357 2018 3 6.60751e+00 6.69897e+00 504 2018 4 1.93568e+01 1.58152e+01 458 2018 5 5.55574e+00 4.63098e+00 473 2018 6 2.16441e+00 6.09258e-01 300 2018 7 3.76211e+00 1.84809e+00 544 2018 8 5.47977e+00 9.86484e+00 536 2018 9 2.98985e+00 2.29624e+00 768 2018 10 7.58175e+00 1.03812e+01 512 2018 11 6.54070e+00 1.81289e+00 428 2018 12 4.45881e+00 1.55796e+00 714 2019 1 3.92449e+00 9.29456e-01 654 2019 2 3.74093e+00 1.47047e+00 586 2019 3 5.15683e+00 3.25900e+00 957 2019 4 3.64071e+00 2.41600e+00 454 2019 5 7.92475e+00 8.73358e+00 320 2019 6 9.41365e+00 1.76885e+01 287 2019 7 5.25959e+00 1.03166e+01 793 2019 8 5.85621e+00 3.25996e+00 485 2019 9 1.61393e+01 1.78148e+01 842 2019 10 1.41852e+01 5.98935e+00 320 2019 11 7.82109e+00 3.74509e+00 640 2019 12 4.11667e+00 9.51571e-01 309 2020 1 6.22137e+00 2.21853e+00 640 2020 2 5.14659e+00 4.62489e+00 695 2020 3 5.65839e+00 2.40986e+00 526 2020 4 4.91259e+00 2.30405e+00 293 2020 5 3.62486e+00 2.82251e+00 734 2020 6 3.68879e+00 1.92910e+00 448 2020 7 3.22815e+00 4.20402e+00 650 2020 8 2.79638e+00 6.32620e-01 384 2020 9 8.21739e+00 9.34870e+00 504 2020 10 3.40160e+00 1.73272e+00 704 2020 11 7.74097e+00 5.15439e+00 615 2020 12 6.48030e+00 4.79014e+00 362 2021 1 6.01849e+00 2.72165e+00 628 2021 2 5.25026e+00 1.71369e+00 329 2021 3 4.34940e+00 2.11156e+00 892 2021 4 6.48727e+00 4.92334e+00 741 2021 5 4.65409e+00 5.29000e+00 757 2021 6 3.09276e+00 2.66985e+00 526 2021 7 2.67481e+00 4.54578e-01 393 2021 8 2.12330e+00 1.65937e+00 555 2021 9 8.73627e+00 1.03411e+01 730 2021 10 8.36652e+00 1.20506e+01 603 2021 11 8.92996e+00 5.78437e+00 823 2021 12 7.47219e+00 5.01343e+00 284 2022 1 4.90158e+00 1.72777e+00 464 2022 2 2.57162e+00 7.51144e-01 740 2022 3 3.95862e+00 2.70228e+00 640 2022 4 6.57098e+00 4.40622e+00 252 2022 5 2.64838e+00 9.73524e-01 353 2022 6 5.83950e+00 1.08074e+01 732 2022 7 2.07842e+00 9.66406e-01 692 2022 8 1.74671e+00 1.16520e+00 927 2022 9 7.29504e+00 8.62309e+00 785 2022 10 1.28354e+01 1.95542e+01 721 2022 11 5.80849e+00 1.03679e+01 870 2022 12 7.59236e+00 6.69014e+00 571 2023 1 2.24618e+00 1.16290e+00 456 2023 2 1.98685e+00 8.63266e-01 318 2023 3 3.40513e+00 1.13589e+00 640 2023 4 3.07034e+00 1.99878e+00 419 2023 5 1.16068e+01 1.68075e+01 786 2023 6 2.64698e+00 1.70984e+00 561 2023 7 8.53517e+00 1.06541e+01 704 2023 8 5.67652e+00 4.26719e+00 891 2023 9 8.72555e+00 1.67590e+01 596 2023 10 4.09949e+00 4.13982e+00 666 2023 11 8.09985e+00 3.63103e+00 578 2023 12 7.28276e+00 5.13733e+00 421 2024 1 4.65404e+00 1.79827e+00 547 2024 2 8.41121e+00 4.31907e+00 667 2024 3 4.52381e+00 2.75334e+00 525 2024 4 nan nan 0