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 6.31594e+00 6.95261e-01 519 2002 8 6.73043e+00 9.08629e-01 464 2002 9 6.15822e+00 1.00623e+00 642 2002 10 5.60499e+00 8.41796e-01 605 2002 11 6.07352e+00 6.57233e-01 255 2002 12 7.27399e+00 4.75599e-01 512 2003 1 6.74682e+00 3.26021e-01 122 2003 2 7.76722e+00 2.51680e-01 414 2003 3 8.52799e+00 4.89072e-01 763 2003 4 5.07482e+00 1.07588e+00 522 2003 5 5.36928e+00 2.17930e+00 393 2003 6 6.98783e+00 2.28608e+00 505 2003 7 7.51267e+00 9.60992e-01 659 2003 8 7.64227e+00 8.33231e-01 614 2003 9 8.17798e+00 1.24513e+00 1003 2003 10 5.36026e+00 9.08796e-01 704 2003 11 6.88933e+00 8.41468e-01 554 2003 12 6.49104e+00 5.07337e-01 491 2004 1 5.98874e+00 7.28151e-01 150 2004 2 6.84273e+00 5.44393e-01 895 2004 3 7.37098e+00 4.81370e-01 512 2004 4 5.40505e+00 1.19200e+00 576 2004 5 6.79564e+00 1.09652e+00 267 2004 6 8.44185e+00 6.29904e-01 530 2004 7 8.88619e+00 7.43816e-01 196 2004 8 7.77470e+00 6.87731e-01 576 2004 9 7.52195e+00 8.71020e-01 720 2004 10 6.08070e+00 5.08842e-01 512 2004 11 6.57723e+00 8.52088e-01 655 2004 12 6.32930e+00 8.87597e-01 148 2005 1 7.49457e+00 1.06435e+00 374 2005 2 8.32521e+00 5.59370e-01 640 2005 3 8.39461e+00 7.88555e-01 665 2005 4 4.31229e+00 6.92581e-01 698 2005 5 5.91040e+00 1.69738e+00 436 2005 6 6.84014e+00 1.16945e+00 436 2005 7 6.96523e+00 8.56880e-01 480 2005 8 7.08405e+00 8.19601e-01 765 2005 9 6.30696e+00 5.92657e-01 1088 2005 10 6.09170e+00 8.16479e-01 541 2005 11 5.56750e+00 1.07927e+00 626 2005 12 6.39183e+00 4.89560e-01 400 2006 1 5.93772e+00 1.04360e+00 830 2006 2 6.04599e+00 5.98871e-01 464 2006 3 7.63057e+00 6.21185e-01 764 2006 4 4.64416e+00 1.79676e+00 733 2006 5 5.34208e+00 9.65828e-01 225 2006 6 6.86231e+00 7.84231e-01 384 2006 7 6.83501e+00 3.55202e-01 404 2006 8 7.30709e+00 8.29032e-01 779 2006 9 6.65781e+00 1.41563e+00 748 2006 10 5.36850e+00 8.40249e-01 813 2006 11 6.98293e+00 1.00317e+00 325 2006 12 6.14542e+00 8.37893e-01 256 2007 1 7.04774e+00 4.94868e-01 448 2007 2 8.02036e+00 6.57796e-01 517 2007 3 7.78973e+00 5.95782e-01 640 2007 4 5.84273e+00 1.18483e+00 448 2007 5 7.42280e+00 1.25988e+00 710 2007 6 8.30335e+00 7.63411e-01 640 2007 7 8.86598e+00 5.32413e-01 440 2007 8 7.42003e+00 8.82047e-01 581 2007 9 6.65015e+00 7.89050e-01 1096 2007 10 5.54539e+00 1.23074e+00 701 2007 11 6.13190e+00 1.12799e+00 573 2007 12 7.17412e+00 3.38803e-01 256 2008 1 6.58549e+00 1.45956e+00 375 2008 2 7.42576e+00 5.18493e-01 492 2008 3 7.30578e+00 4.13865e-01 544 2008 4 3.84913e+00 1.61768e+00 698 2008 5 5.89417e+00 1.04652e+00 600 2008 6 6.99458e+00 9.10284e-01 629 2008 7 7.63980e+00 4.73945e-01 640 2008 8 7.44272e+00 1.28635e+00 849 2008 9 6.13866e+00 1.16806e+00 832 2008 10 5.36849e+00 1.13189e+00 853 2008 11 6.01932e+00 1.16164e+00 372 2008 12 6.54363e+00 1.68570e+00 514 2009 1 7.95055e+00 1.46055e+00 532 2009 2 7.84548e+00 2.98958e-01 432 2009 3 6.71163e+00 4.47717e-01 787 2009 4 3.50792e+00 1.13010e+00 611 2009 5 6.13544e+00 6.96538e-01 512 2009 6 7.42599e+00 1.12982e+00 192 2009 7 6.85845e+00 1.60562e+00 713 2009 8 6.75379e+00 1.41679e+00 771 2009 9 6.29960e+00 9.82913e-01 896 2009 10 5.02665e+00 2.09263e+00 576 2009 11 4.76285e+00 1.43157e+00 579 2009 12 6.32864e+00 1.28902e+00 301 2010 1 7.62956e+00 7.77880e-01 696 2010 2 7.37517e+00 5.44985e-01 603 2010 3 6.63812e+00 7.91893e-01 513 2010 4 3.83551e+00 1.68798e+00 574 2010 5 7.68776e+00 1.31824e+00 843 2010 6 7.84434e+00 7.31630e-01 512 2010 7 7.37956e+00 5.31840e-01 549 2010 8 6.40574e+00 1.12027e+00 943 2010 9 6.09106e+00 1.36382e+00 1009 2010 10 4.25856e+00 1.03451e+00 654 2010 11 5.67736e+00 4.58589e-01 448 2010 12 6.68893e+00 5.83496e-01 256 2011 1 7.28508e+00 9.26097e-01 256 2011 2 7.15067e+00 5.82187e-01 562 2011 3 6.82905e+00 4.11482e-01 768 2011 4 5.43340e+00 1.11675e+00 450 2011 5 6.13090e+00 1.53912e+00 384 2011 6 6.27704e+00 6.76127e-01 256 2011 7 8.01250e+00 6.98770e-01 896 2011 8 7.06758e+00 1.27036e+00 860 2011 9 6.06718e+00 1.66653e+00 575 2011 10 5.44074e+00 9.19206e-01 876 2011 11 4.90744e+00 1.33236e+00 718 2011 12 5.93952e+00 8.17009e-01 512 2012 1 7.72367e+00 7.73269e-01 452 2012 2 8.01805e+00 8.42892e-01 547 2012 3 4.35468e+00 2.21004e+00 879 2012 4 3.66853e+00 1.44585e+00 960 2012 5 6.97831e+00 5.98158e-01 523 2012 6 7.21771e+00 8.70061e-01 449 2012 7 6.85647e+00 7.14538e-01 686 2012 8 6.31062e+00 7.71505e-01 702 2012 9 6.59837e+00 1.35594e+00 748 2012 10 5.89513e+00 4.98233e-01 542 2012 11 5.50485e+00 7.33809e-01 530 2012 12 5.30239e+00 2.12446e+00 312 2013 1 7.12437e+00 6.91660e-01 427 2013 2 7.75342e+00 5.55823e-01 569 2013 3 7.52319e+00 3.43032e-01 346 2013 4 7.90332e+00 1.48127e+00 927 2013 5 8.16761e+00 1.50267e+00 448 2013 6 7.26245e+00 1.17857e+00 512 2013 7 8.45739e+00 1.37067e+00 576 2013 8 6.77880e+00 1.10534e+00 810 2013 9 5.44136e+00 5.69551e-01 1083 2013 10 5.30632e+00 1.36563e+00 918 2013 11 5.34422e+00 7.26727e-01 576 2013 12 6.13948e+00 1.03677e-01 64 2014 1 6.51426e+00 6.99979e-01 440 2014 2 6.87067e+00 5.43377e-01 402 2014 3 7.94323e+00 6.17179e-01 515 2014 4 4.93641e+00 2.16759e+00 700 2014 5 6.83653e+00 1.42605e+00 702 2014 6 6.99345e+00 8.55978e-01 766 2014 7 7.38581e+00 1.08653e+00 567 2014 8 7.78808e+00 1.00077e+00 1176 2014 9 7.33948e+00 9.34517e-01 1107 2014 10 5.73315e+00 7.48555e-01 798 2014 11 6.57907e+00 9.79120e-01 298 2014 12 6.21826e+00 6.27327e-01 128 2015 1 6.68596e+00 1.39531e+00 448 2015 2 6.30551e+00 7.53972e-01 320 2015 3 7.60203e+00 5.00302e-01 758 2015 4 7.25207e+00 1.95688e+00 832 2015 5 6.59333e+00 1.46058e+00 587 2015 6 7.64234e+00 1.44427e+00 299 2015 7 7.96429e+00 8.52172e-01 616 2015 8 6.21181e+00 7.40044e-01 768 2015 9 7.23648e+00 1.23804e+00 1088 2015 10 5.38144e+00 1.11600e+00 749 2015 11 5.44072e+00 1.01046e+00 799 2015 12 5.11032e+00 6.86565e-01 399 2016 1 6.06824e+00 6.57612e-01 354 2016 2 6.16306e+00 4.21354e-01 640 2016 3 6.73642e+00 5.30006e-01 433 2016 4 6.02677e+00 1.21788e+00 576 2016 5 6.20111e+00 1.23682e+00 453 2016 6 7.63783e+00 7.47487e-01 797 2016 7 7.84374e+00 9.38446e-01 896 2016 8 6.64615e+00 1.21541e+00 1060 2016 9 6.66790e+00 7.53494e-01 757 2016 10 7.43084e+00 1.77768e+00 791 2016 11 5.37196e+00 6.81721e-01 706 2016 12 6.56224e+00 3.12655e-01 320 2017 1 7.21819e+00 1.21736e+00 384 2017 2 7.01230e+00 5.70244e-01 543 2017 3 7.48125e+00 1.00341e+00 781 2017 4 5.74365e+00 1.02779e+00 466 2017 5 7.61565e+00 1.04086e+00 424 2017 6 8.21601e+00 1.18207e+00 792 2017 7 7.36809e+00 6.96553e-01 640 2017 8 7.04062e+00 1.31401e+00 765 2017 9 6.55430e+00 8.06440e-01 702 2017 10 4.93002e+00 1.06271e+00 1027 2017 11 5.12277e+00 1.04087e+00 395 2017 12 7.28138e+00 3.98948e-01 191 2018 1 6.73350e+00 6.68507e-01 448 2018 2 5.62429e+00 1.23109e+00 276 2018 3 6.08270e+00 1.45159e+00 370 2018 4 5.27447e+00 1.13987e+00 697 2018 5 6.71018e+00 9.55829e-01 460 2018 6 7.14130e+00 1.04885e+00 599 2018 7 7.56524e+00 1.55284e+00 705 2018 8 7.54780e+00 1.71546e+00 768 2018 9 8.39026e+00 9.01360e-01 540 2018 10 5.91740e+00 9.44835e-01 683 2018 11 5.69854e+00 5.30628e-01 314 2018 12 5.78671e+00 1.42309e+00 362 2019 1 6.36160e+00 1.27115e+00 642 2019 2 7.37640e+00 1.16117e+00 372 2019 3 8.18907e+00 6.53130e-01 1052 2019 4 7.27235e+00 1.11881e+00 580 2019 5 6.93514e+00 3.56414e+00 218 2019 6 6.95898e+00 7.50235e-01 575 2019 7 7.44265e+00 7.64123e-01 825 2019 8 7.11885e+00 8.39288e-01 832 2019 9 6.10700e+00 6.87537e-01 928 2019 10 4.76140e+00 7.48099e-01 448 2019 11 5.10022e+00 9.66030e-01 640 2019 12 6.80256e+00 1.36321e+00 448 2020 1 6.83201e+00 5.72480e-01 756 2020 2 7.30105e+00 6.03988e-01 607 2020 3 6.32861e+00 6.31673e-01 644 2020 4 6.59069e+00 9.33921e-01 419 2020 5 5.11547e+00 1.66832e+00 660 2020 6 6.57092e+00 6.61428e-01 589 2020 7 7.34762e+00 1.05193e+00 582 2020 8 6.73202e+00 7.55566e-01 384 2020 9 8.37283e+00 1.14065e+00 467 2020 10 6.04253e+00 8.37721e-01 704 2020 11 4.11576e+00 1.16497e+00 562 2020 12 3.99069e+00 8.67078e-01 383 2021 1 4.18401e+00 9.11159e-01 389 2021 2 5.86157e+00 1.21763e+00 379 2021 3 5.32536e+00 1.09292e+00 821 2021 4 7.28724e+00 1.68932e+00 825 2021 5 6.73382e+00 1.09223e+00 1018 2021 6 7.33711e+00 8.06259e-01 443 2021 7 7.05572e+00 1.01872e+00 448 2021 8 8.72078e+00 1.25277e+00 553 2021 9 6.86308e+00 1.27625e+00 820 2021 10 4.90244e+00 9.38981e-01 640 2021 11 4.85235e+00 1.08699e+00 845 2021 12 4.36197e+00 1.72198e+00 278 2022 1 6.44070e+00 7.07957e-01 282 2022 2 6.80085e+00 1.23282e+00 703 2022 3 7.04430e+00 1.45687e+00 673 2022 4 5.41652e+00 1.21512e+00 320 2022 5 6.82626e+00 9.90043e-01 355 2022 6 7.71655e+00 7.21721e-01 843 2022 7 8.21331e+00 3.93815e-01 1024 2022 8 6.92080e+00 1.46306e+00 923 2022 9 6.79806e+00 1.00507e+00 872 2022 10 5.57609e+00 1.12757e+00 838 2022 11 5.15464e+00 1.10348e+00 973 2022 12 6.34548e+00 2.43600e+00 442 2023 1 6.91553e+00 8.35560e-01 359 2023 2 7.11965e+00 1.33406e+00 320 2023 3 8.18729e+00 1.27387e+00 828 2023 4 6.21752e+00 2.31759e+00 606 2023 5 6.38453e+00 1.23217e+00 831 2023 6 5.89550e+00 1.14439e+00 482 2023 7 3.19960e+00 1.32923e+00 640 2023 8 4.46951e+00 1.38371e+00 696 2023 9 5.14282e+00 6.09602e-01 601 2023 10 4.71571e+00 1.25164e+00 895 2023 11 4.32852e+00 1.04974e+00 328 2023 12 5.64580e+00 2.78194e-01 386 2024 1 6.24804e+00 5.03856e-01 278 2024 2 6.25898e+00 7.41351e-01 528 2024 3 6.71714e+00 1.08471e+00 591 2024 4 nan nan 0