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 1.19781e-01 2.92167e-02 658 2002 8 1.42377e-01 3.86887e-02 593 2002 9 2.18063e-01 8.60068e-02 702 2002 10 1.89818e-01 4.19865e-02 782 2002 11 2.15829e-01 3.71402e-02 908 2002 12 1.68233e-01 3.94180e-02 561 2003 1 1.69554e-01 4.31394e-02 724 2003 2 1.70744e-01 4.19853e-02 352 2003 3 1.45103e-01 2.93070e-02 439 2003 4 1.32322e-01 2.44319e-02 293 2003 5 9.90483e-02 2.37879e-02 182 2003 6 1.40601e-01 3.06026e-02 375 2003 7 1.24919e-01 2.39834e-02 274 2003 8 1.34365e-01 4.41802e-02 480 2003 9 2.12019e-01 4.14289e-02 849 2003 10 2.36930e-01 6.78654e-02 664 2003 11 2.09400e-01 4.70687e-02 717 2003 12 2.14917e-01 3.36275e-02 579 2004 1 2.16051e-01 5.98009e-02 531 2004 2 1.97845e-01 3.39062e-02 518 2004 3 1.22108e-01 2.01475e-02 885 2004 4 1.23292e-01 3.76803e-02 310 2004 5 1.11302e-01 2.47272e-02 359 2004 6 1.08774e-01 3.13651e-02 540 2004 7 1.28500e-01 2.67388e-02 174 2004 8 1.81555e-01 2.83814e-02 462 2004 9 2.01081e-01 5.54827e-02 709 2004 10 2.07480e-01 5.65679e-02 680 2004 11 2.61957e-01 1.00739e-01 365 2004 12 2.13996e-01 5.39825e-02 615 2005 1 2.20289e-01 5.85873e-02 564 2005 2 1.78407e-01 3.02547e-02 702 2005 3 1.43130e-01 1.49057e-02 727 2005 4 1.29765e-01 3.85621e-02 213 2005 5 1.09341e-01 2.52501e-02 165 2005 6 1.23212e-01 2.94915e-02 579 2005 7 1.55535e-01 5.33425e-02 241 2005 8 1.95713e-01 8.30390e-02 340 2005 9 2.11680e-01 5.25160e-02 805 2005 10 2.03917e-01 6.05517e-02 883 2005 11 1.93478e-01 4.08779e-02 581 2005 12 2.00642e-01 5.19479e-02 862 2006 1 2.29580e-01 4.20398e-02 527 2006 2 1.77739e-01 1.83229e-02 446 2006 3 1.81495e-01 2.16763e-02 593 2006 4 1.33405e-01 2.79425e-02 490 2006 5 9.81972e-02 1.76926e-02 426 2006 6 9.92632e-02 1.98609e-02 703 2006 7 1.57853e-01 3.30360e-02 282 2006 8 1.36179e-01 2.53759e-02 135 2006 9 1.96569e-01 7.08024e-02 780 2006 10 2.75568e-01 1.34231e-01 546 2006 11 2.36114e-01 5.43355e-02 955 2006 12 2.42699e-01 1.36245e-01 542 2007 1 2.03771e-01 3.91961e-02 723 2007 2 1.52073e-01 2.49208e-02 853 2007 3 1.57580e-01 1.86072e-02 551 2007 4 1.59009e-01 2.03306e-02 181 2007 5 1.26840e-01 1.80476e-02 140 2007 6 1.29451e-01 3.83299e-02 373 2007 7 1.16518e-01 1.74514e-02 56 2007 8 1.15414e-01 2.65349e-02 664 2007 9 1.93456e-01 4.12440e-02 922 2007 10 2.50445e-01 6.52529e-02 827 2007 11 2.40434e-01 1.04592e-01 790 2007 12 3.10528e-01 9.60782e-02 597 2008 1 2.38642e-01 8.61608e-02 448 2008 2 2.02953e-01 3.15262e-02 643 2008 3 1.61010e-01 3.31291e-02 621 2008 4 1.16020e-01 2.81099e-02 287 2008 5 2.70160e-01 1.36893e-01 131 2008 6 1.75816e-01 1.97109e-02 61 2008 7 nan nan 0 2008 8 1.38043e-01 1.61675e-02 138 2008 9 2.26417e-01 5.43951e-02 105 2008 10 2.56692e-01 7.62713e-02 614 2008 11 2.53435e-01 6.14977e-02 595 2008 12 1.77600e-01 4.16195e-02 1051 2009 1 1.79473e-01 2.35847e-02 742 2009 2 1.90489e-01 2.50665e-02 443 2009 3 1.68436e-01 1.62666e-02 361 2009 4 1.08914e-01 2.52404e-02 255 2009 5 1.10019e-01 2.10901e-02 272 2009 6 1.13350e-01 2.26522e-02 128 2009 7 nan nan 0 2009 8 1.07363e-01 2.02049e-02 157 2009 9 1.54270e-01 2.95143e-02 546 2009 10 1.85282e-01 2.19486e-02 448 2009 11 2.41811e-01 4.92575e-02 624 2009 12 2.34022e-01 8.21594e-02 768 2010 1 2.21156e-01 3.80646e-02 736 2010 2 1.71222e-01 2.75760e-02 384 2010 3 1.33289e-01 2.66004e-02 503 2010 4 1.43999e-01 1.93284e-02 145 2010 5 1.12803e-01 2.60987e-02 238 2010 6 1.13678e-01 1.25362e-02 64 2010 7 1.24447e-01 3.71642e-02 360 2010 8 1.49443e-01 2.91080e-02 315 2010 9 1.93306e-01 3.20121e-02 381 2010 10 2.08852e-01 9.80881e-02 927 2010 11 2.03117e-01 5.63703e-02 1279 2010 12 2.55835e-01 7.11680e-02 668 2011 1 2.03162e-01 3.35466e-02 704 2011 2 1.70209e-01 3.93700e-02 405 2011 3 1.59620e-01 1.70341e-02 605 2011 4 1.47293e-01 2.09456e-02 369 2011 5 1.24160e-01 2.46383e-02 341 2011 6 1.55456e-01 4.19876e-02 189 2011 7 1.09544e-01 2.99161e-02 370 2011 8 1.36559e-01 3.18199e-02 363 2011 9 1.84346e-01 3.33893e-02 731 2011 10 1.83953e-01 3.86876e-02 900 2011 11 2.10502e-01 5.27325e-02 640 2011 12 1.78647e-01 3.97179e-02 811 2012 1 1.72393e-01 5.08855e-02 872 2012 2 2.01452e-01 8.33216e-02 637 2012 3 1.56621e-01 2.21563e-02 614 2012 4 1.30650e-01 2.16776e-02 319 2012 5 1.41706e-01 5.34996e-02 64 2012 6 1.74839e-01 2.42873e-02 256 2012 7 9.81277e-02 1.95504e-02 285 2012 8 1.22791e-01 4.23010e-02 233 2012 9 1.83675e-01 5.55086e-02 556 2012 10 1.69565e-01 3.96823e-02 448 2012 11 2.00250e-01 6.44114e-02 634 2012 12 2.26731e-01 5.79302e-02 361 2013 1 2.32193e-01 7.15040e-02 775 2013 2 1.59240e-01 4.06391e-02 733 2013 3 1.52186e-01 3.48003e-02 524 2013 4 1.44409e-01 2.33699e-02 136 2013 5 1.32383e-01 2.53520e-02 256 2013 6 1.44284e-01 2.75938e-02 272 2013 7 8.92555e-02 2.05173e-02 371 2013 8 1.11250e-01 3.57913e-02 475 2013 9 1.56639e-01 4.59188e-02 803 2013 10 2.28619e-01 9.19538e-02 902 2013 11 1.83781e-01 3.97334e-02 637 2013 12 2.26965e-01 7.99045e-02 883 2014 1 1.66908e-01 3.14841e-02 581 2014 2 1.50122e-01 1.30091e-02 604 2014 3 1.26516e-01 2.12587e-02 598 2014 4 1.38734e-01 5.55544e-02 358 2014 5 1.06847e-01 2.69816e-02 278 2014 6 1.51877e-01 3.41530e-02 475 2014 7 1.45800e-01 4.72222e-02 404 2014 8 1.18274e-01 3.26747e-02 378 2014 9 1.80696e-01 8.35537e-02 800 2014 10 2.09031e-01 5.39088e-02 959 2014 11 2.41043e-01 1.01616e-01 835 2014 12 2.11738e-01 3.79574e-02 1047 2015 1 1.76517e-01 1.98192e-02 688 2015 2 1.86011e-01 4.27592e-02 489 2015 3 1.44744e-01 1.32264e-02 543 2015 4 1.61162e-01 3.23954e-02 443 2015 5 9.92979e-02 2.06627e-02 237 2015 6 1.35343e-01 2.88431e-02 508 2015 7 1.30249e-01 3.23948e-02 286 2015 8 1.42980e-01 4.40894e-02 516 2015 9 1.86813e-01 4.41033e-02 551 2015 10 2.55619e-01 8.56180e-02 568 2015 11 3.04455e-01 6.93270e-02 880 2015 12 2.85170e-01 7.22307e-02 826 2016 1 2.71590e-01 9.58777e-02 832 2016 2 1.96360e-01 2.37206e-02 1151 2016 3 1.77554e-01 3.84536e-02 620 2016 4 1.23500e-01 4.71130e-02 619 2016 5 1.22522e-01 2.57262e-02 552 2016 6 1.49711e-01 2.59198e-02 288 2016 7 1.21005e-01 4.43333e-02 406 2016 8 1.01325e-01 2.18511e-02 544 2016 9 1.99578e-01 9.10651e-02 684 2016 10 1.91252e-01 6.17923e-02 1158 2016 11 2.31993e-01 7.01100e-02 720 2016 12 2.32760e-01 7.11455e-02 634 2017 1 2.35774e-01 7.16073e-02 552 2017 2 1.57738e-01 2.02175e-02 448 2017 3 1.30831e-01 2.01380e-02 811 2017 4 1.22351e-01 2.77452e-02 143 2017 5 1.30825e-01 3.05920e-02 143 2017 6 1.25464e-01 2.54557e-02 657 2017 7 1.23768e-01 3.46222e-02 416 2017 8 1.56865e-01 4.21986e-02 368 2017 9 2.26623e-01 8.88076e-02 279 2017 10 2.54019e-01 9.73436e-02 734 2017 11 3.31018e-01 1.29670e-01 699 2017 12 3.33801e-01 1.21763e-01 895 2018 1 2.01946e-01 5.22501e-02 1024 2018 2 2.42030e-01 8.06738e-02 466 2018 3 1.52225e-01 2.78130e-02 824 2018 4 1.83165e-01 4.95503e-02 218 2018 5 1.31752e-01 2.32671e-02 319 2018 6 1.53765e-01 4.41355e-02 316 2018 7 1.00605e-01 2.34577e-02 408 2018 8 1.26607e-01 3.16228e-02 551 2018 9 1.82178e-01 6.01793e-02 510 2018 10 3.14555e-01 1.72874e-01 287 2018 11 2.57866e-01 4.98130e-02 422 2018 12 1.86039e-01 1.97919e-02 773 2019 1 2.02820e-01 1.80517e-02 328 2019 2 1.54509e-01 1.25919e-02 701 2019 3 1.37265e-01 2.84247e-02 941 2019 4 1.37735e-01 4.88216e-02 421 2019 5 1.06162e-01 1.80412e-02 536 2019 6 9.86666e-02 2.24502e-02 787 2019 7 1.27741e-01 5.12245e-02 649 2019 8 1.02134e-01 2.19309e-02 692 2019 9 2.16376e-01 9.33240e-02 897 2019 10 2.16776e-01 8.26550e-02 663 2019 11 2.33652e-01 6.30916e-02 632 2019 12 2.08100e-01 4.65876e-02 471 2020 1 2.12467e-01 5.18948e-02 780 2020 2 1.99831e-01 5.64684e-02 769 2020 3 1.47939e-01 3.04510e-02 419 2020 4 9.53237e-02 1.37952e-02 215 2020 5 1.36065e-01 4.31282e-02 519 2020 6 1.60043e-01 3.65617e-02 788 2020 7 9.92003e-02 2.69576e-02 681 2020 8 1.88746e-01 5.12727e-02 185 2020 9 1.69339e-01 4.23521e-02 726 2020 10 2.11406e-01 6.54157e-02 1370 2020 11 2.37300e-01 8.63973e-02 454 2020 12 2.63445e-01 4.83166e-02 682 2021 1 2.17734e-01 3.41519e-02 1085 2021 2 2.00356e-01 3.73850e-02 843 2021 3 2.13973e-01 7.01534e-02 534 2021 4 1.25086e-01 4.49652e-02 565 2021 5 1.02079e-01 2.60433e-02 448 2021 6 1.51396e-01 4.31469e-02 460 2021 7 1.00444e-01 2.41900e-02 492 2021 8 1.45497e-01 3.34496e-02 567 2021 9 2.07708e-01 6.29013e-02 830 2021 10 2.07638e-01 7.10945e-02 1334 2021 11 2.53152e-01 1.58734e-01 799 2021 12 2.16166e-01 5.06939e-02 506 2022 1 2.17551e-01 4.99111e-02 780 2022 2 1.43716e-01 2.61186e-02 821 2022 3 1.68133e-01 2.45937e-02 277 2022 4 1.62864e-01 2.08386e-02 25 2022 5 1.34351e-01 2.11978e-02 243 2022 6 9.66816e-02 1.59512e-02 375 2022 7 8.46338e-02 1.87849e-02 225 2022 8 1.43201e-01 4.90904e-02 393 2022 9 1.95142e-01 7.37581e-02 597 2022 10 2.07002e-01 6.23435e-02 616 2022 11 1.86624e-01 5.62245e-02 503 2022 12 2.08873e-01 5.43516e-02 819 2023 1 1.48947e-01 1.88289e-02 431 2023 2 1.78581e-01 4.00329e-02 576 2023 3 1.19593e-01 2.92955e-02 850 2023 4 1.19246e-01 3.23834e-02 832 2023 5 1.17252e-01 2.98867e-02 452 2023 6 9.81099e-02 1.45364e-02 908 2023 7 1.06832e-01 2.57690e-02 789 2023 8 1.46011e-01 3.59299e-02 373 2023 9 2.24097e-01 6.63991e-02 780 2023 10 2.40968e-01 8.93870e-02 709 2023 11 3.06661e-01 1.08376e-01 504 2023 12 2.11498e-01 6.74857e-02 835 2024 1 1.78476e-01 1.91251e-02 865 2024 2 1.74342e-01 2.10153e-02 1065 2024 3 1.57851e-01 2.55647e-02 866 2024 4 1.42816e-01 1.05997e-02 188