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 3.17621e-01 6.11072e-02 135 2002 8 3.36263e-01 1.82747e-01 295 2002 9 3.97936e-01 5.62817e-01 228 2002 10 4.09940e-01 1.60398e-01 680 2002 11 6.71124e-01 3.33217e-01 964 2002 12 8.40878e-01 2.54866e-01 631 2003 1 1.36458e+00 6.58116e-01 924 2003 2 1.03950e+00 5.62585e-01 620 2003 3 3.38642e+00 2.03999e+00 210 2003 4 2.40429e+00 1.07681e+00 234 2003 5 1.57810e+00 1.83540e+00 57 2003 6 6.98475e-01 5.71691e-01 250 2003 7 9.55719e-01 1.82229e-01 64 2003 8 1.58790e+00 1.29296e+00 128 2003 9 6.35434e-01 2.71885e-01 294 2003 10 8.16365e-01 4.27879e-01 608 2003 11 6.42733e-01 3.94344e-01 986 2003 12 1.37844e+00 1.05070e+00 771 2004 1 1.15876e+00 8.07650e-01 637 2004 2 7.94636e-01 2.20706e-01 185 2004 3 1.71237e+00 1.37040e+00 822 2004 4 2.13637e+00 1.39128e+00 466 2004 5 6.42906e-01 3.41223e-01 513 2004 6 4.42917e-01 1.57457e-01 194 2004 7 6.52034e-01 4.09539e-01 370 2004 8 4.31550e-01 2.72250e-01 309 2004 9 1.19629e+00 3.28436e-01 97 2004 10 1.79592e+00 1.55836e+00 141 2004 11 2.66886e+00 1.45965e+00 405 2004 12 2.35976e+00 1.65281e+00 489 2005 1 1.55670e+00 1.04748e+00 631 2005 2 1.35703e+00 7.00768e-01 516 2005 3 1.57009e+00 1.08764e+00 480 2005 4 1.89151e+00 1.23109e+00 302 2005 5 1.32921e+00 7.32100e-01 208 2005 6 1.39943e+00 1.07055e+00 301 2005 7 2.63258e+00 1.70189e+00 137 2005 8 2.78313e+00 1.70526e+00 163 2005 9 7.78365e-01 2.72272e-01 267 2005 10 1.00269e+00 9.38927e-01 890 2005 11 7.47441e-01 3.16818e-01 849 2005 12 1.38696e+00 8.70672e-01 882 2006 1 1.70932e+00 1.31541e+00 596 2006 2 1.56339e+00 5.70217e-01 451 2006 3 1.86489e+00 7.27411e-01 987 2006 4 1.03541e+00 5.00725e-01 330 2006 5 7.11400e-01 3.88540e-01 453 2006 6 5.99984e-01 4.90377e-01 222 2006 7 5.65388e-01 2.28824e-01 365 2006 8 8.66605e-01 1.01001e+00 228 2006 9 5.50265e-01 1.84689e-01 560 2006 10 7.25071e-01 5.05054e-01 702 2006 11 8.23797e-01 5.84085e-01 822 2006 12 5.24159e-01 4.60606e-01 443 2007 1 6.74264e-01 3.31920e-01 483 2007 2 8.14973e-01 7.82532e-01 735 2007 3 5.49478e-01 3.28221e-01 1130 2007 4 6.33169e-01 2.71409e-01 604 2007 5 4.31665e-01 1.31894e-01 105 2007 6 3.78520e-01 5.03048e-02 93 2007 7 5.62803e-01 2.13498e-01 330 2007 8 5.79953e-01 1.69246e-01 384 2007 9 2.58660e-01 1.14156e-01 232 2007 10 3.93134e-01 2.24573e-01 530 2007 11 4.22568e-01 1.79642e-01 1034 2007 12 6.69490e-01 1.10121e+00 679 2008 1 8.19865e-01 4.53316e-01 789 2008 2 5.27312e-01 3.53731e-01 1065 2008 3 6.86002e-01 3.61344e-01 724 2008 4 1.15837e+00 8.08759e-01 492 2008 5 9.15927e-01 4.06906e-01 427 2008 6 8.64088e-01 7.52541e-01 243 2008 7 6.22842e-01 3.52659e-01 242 2008 8 5.56046e-01 1.48441e-01 125 2008 9 9.65414e-01 8.14325e-01 439 2008 10 6.85272e-01 3.84953e-01 756 2008 11 7.81738e-01 4.26350e-01 823 2008 12 9.95170e-01 5.35027e-01 803 2009 1 1.04946e+00 7.53144e-01 556 2009 2 9.01749e-01 3.21958e-01 1004 2009 3 7.18958e-01 4.86323e-01 869 2009 4 8.44775e-01 4.13353e-01 551 2009 5 1.62585e+00 9.97525e-01 173 2009 6 5.29372e-01 2.92157e-01 175 2009 7 4.50342e-01 1.38628e-01 128 2009 8 8.36181e-01 4.23696e-01 349 2009 9 5.44809e-01 2.81431e-01 302 2009 10 5.78686e-01 3.17724e-01 787 2009 11 5.78453e-01 4.10356e-01 565 2009 12 6.86269e-01 2.99987e-01 232 2010 1 1.22283e+00 4.62770e-01 715 2010 2 3.33233e+00 2.19732e+00 573 2010 3 3.49775e+00 1.80058e+00 519 2010 4 2.83145e+00 1.99012e+00 453 2010 5 1.46433e+00 6.62676e-01 256 2010 6 7.32980e-01 2.59540e-01 378 2010 7 1.58490e+00 1.51682e+00 268 2010 8 8.96163e-01 3.28562e-01 108 2010 9 5.21549e-01 2.38878e-01 519 2010 10 7.54513e-01 7.92299e-01 1358 2010 11 5.16595e-01 2.59255e-01 1109 2010 12 7.87901e-01 5.39555e-01 919 2011 1 7.21240e-01 4.61149e-01 759 2011 2 5.23755e-01 3.91042e-01 607 2011 3 8.12043e-01 4.93151e-01 876 2011 4 7.05349e-01 1.25362e-01 640 2011 5 5.81737e-01 2.74016e-01 463 2011 6 6.71954e-01 4.77285e-01 148 2011 7 4.89644e-01 1.14865e-01 282 2011 8 4.59609e-01 1.80408e-01 470 2011 9 4.18192e-01 2.76977e-01 510 2011 10 6.57504e-01 4.44872e-01 1020 2011 11 4.64606e-01 1.96246e-01 936 2011 12 4.67185e-01 3.27372e-01 780 2012 1 7.01679e-01 4.25796e-01 1073 2012 2 6.54278e-01 3.12407e-01 253 2012 3 4.42042e-01 5.16846e-01 849 2012 4 4.51574e-01 1.84366e-01 702 2012 5 4.61506e-01 1.97446e-01 410 2012 6 7.42071e-01 3.62620e-01 125 2012 7 2.14309e+00 1.54876e+00 73 2012 8 2.31367e+00 2.86541e-01 64 2012 9 2.45778e+00 2.32828e+00 233 2012 10 2.00112e+00 1.27251e+00 667 2012 11 1.45281e+00 8.57456e-01 904 2012 12 1.26158e+00 7.90834e-01 422 2013 1 7.57585e-01 4.78265e-01 478 2013 2 1.00863e+00 3.81312e-01 578 2013 3 1.27367e+00 5.24629e-01 753 2013 4 8.83593e-01 5.86245e-01 453 2013 5 6.85576e-01 2.18209e-01 454 2013 6 7.90935e-01 5.76766e-01 372 2013 7 1.60402e+00 1.45753e+00 172 2013 8 3.91753e+00 1.99736e+00 73 2013 9 2.40142e+00 1.66150e+00 565 2013 10 1.17861e+00 9.05963e-01 761 2013 11 9.67459e-01 8.15812e-01 567 2013 12 7.53237e-01 4.20531e-01 736 2014 1 1.10071e+00 5.75405e-01 544 2014 2 1.00681e+00 5.52702e-01 722 2014 3 1.49104e+00 9.40641e-01 747 2014 4 3.60530e+00 2.75774e+00 282 2014 5 2.66183e+00 1.36199e+00 128 2014 6 2.87622e+00 2.19040e+00 156 2014 7 8.18707e-01 2.02505e-01 513 2014 8 6.69560e-01 1.50223e-01 261 2014 9 6.30883e-01 2.84766e-01 232 2014 10 7.24851e-01 3.28627e-01 1305 2014 11 1.04265e+00 7.13761e-01 866 2014 12 4.93808e-01 3.07958e-01 747 2015 1 7.43656e-01 5.47153e-01 659 2015 2 1.12723e+00 5.85314e-01 729 2015 3 1.04541e+00 5.54502e-01 521 2015 4 9.69230e-01 2.93020e-01 133 2015 5 7.35239e-01 4.47113e-01 483 2015 6 7.25493e-01 2.98231e-01 529 2015 7 6.52256e-01 3.34184e-01 113 2015 8 1.61470e+00 1.16196e+00 182 2015 9 1.05487e+00 4.36141e-01 358 2015 10 6.23297e-01 2.19417e-01 527 2015 11 1.03511e+00 4.62065e-01 515 2015 12 6.20865e-01 3.07309e-01 583 2016 1 1.12015e+00 5.89444e-01 516 2016 2 1.43053e+00 1.07549e+00 1035 2016 3 1.30981e+00 8.62806e-01 811 2016 4 8.74549e-01 3.93409e-01 419 2016 5 9.82175e-01 5.91877e-01 437 2016 6 6.55663e-01 2.43681e-01 434 2016 7 7.79286e-01 3.82153e-01 660 2016 8 2.80417e+00 2.42108e+00 375 2016 9 2.22129e+00 1.88607e+00 477 2016 10 1.19902e+00 7.36993e-01 544 2016 11 5.46660e-01 1.89409e-01 926 2016 12 5.65795e-01 2.65487e-01 740 2017 1 8.55632e-01 5.83991e-01 623 2017 2 7.45316e-01 3.08396e-01 917 2017 3 5.84064e-01 2.82736e-01 747 2017 4 9.56327e-01 6.56715e-01 667 2017 5 7.12405e-01 3.07163e-01 426 2017 6 5.30736e-01 3.33271e-01 170 2017 7 1.35002e+00 1.80210e+00 119 2017 8 1.12350e+00 1.11087e+00 408 2017 9 1.96919e+00 1.97839e+00 313 2017 10 1.34526e+00 8.15140e-01 733 2017 11 7.24838e-01 3.91766e-01 1039 2017 12 5.46566e-01 1.84258e-01 659 2018 1 6.57365e-01 3.02756e-01 856 2018 2 6.29098e-01 1.87302e-01 448 2018 3 8.94589e-01 4.03487e-01 708 2018 4 9.92398e-01 5.13104e-01 526 2018 5 8.13859e-01 3.32210e-01 343 2018 6 1.07627e+00 4.63463e-01 374 2018 7 1.01210e+00 8.46241e-01 107 2018 8 2.21848e+00 1.70910e+00 220 2018 9 9.67094e-01 4.98494e-01 768 2018 10 9.16771e-01 6.79202e-01 914 2018 11 1.97522e+00 1.61943e+00 236 2018 12 1.76707e+00 1.39416e+00 442 2019 1 1.83122e+00 9.52936e-01 351 2019 2 2.36969e+00 1.90402e+00 213 2019 3 2.49886e+00 1.16144e+00 747 2019 4 1.78803e+00 1.48868e+00 381 2019 5 8.07306e-01 2.80535e-01 627 2019 6 1.48501e+00 4.77622e-01 122 2019 7 8.82670e-01 4.10232e-01 324 2019 8 9.06643e-01 6.87180e-01 325 2019 9 8.69342e-01 7.41972e-01 444 2019 10 6.18474e-01 2.03105e-01 510 2019 11 5.62886e-01 2.36515e-01 694 2019 12 1.15760e+00 8.47454e-01 506 2020 1 8.52677e-01 2.97283e-01 579 2020 2 1.00048e+00 7.78786e-01 523 2020 3 7.67629e-01 4.72349e-01 557 2020 4 1.00395e+00 3.59423e-01 484 2020 5 6.06234e-01 2.56749e-01 587 2020 6 9.33661e-01 4.48272e-01 352 2020 7 1.42385e+00 1.34920e+00 210 2020 8 9.82445e-01 7.65295e-01 256 2020 9 1.23511e+00 8.26713e-01 156 2020 10 1.63724e+00 1.14137e+00 370 2020 11 1.42370e+00 8.07913e-01 677 2020 12 1.13888e+00 6.18017e-01 703 2021 1 1.33162e+00 9.30723e-01 514 2021 2 1.46143e+00 9.11026e-01 496 2021 3 1.37315e+00 7.42641e-01 517 2021 4 2.12692e+00 1.15429e+00 527 2021 5 1.13402e+00 4.46260e-01 430 2021 6 6.79656e-01 2.61934e-01 200 2021 7 2.41386e+00 1.36885e+00 44 2021 8 1.53807e+00 4.93814e-01 64 2021 9 3.42331e+00 2.34795e+00 446 2021 10 1.48439e+00 1.33821e+00 495 2021 11 1.31948e+00 5.30870e-01 1013 2021 12 1.01435e+00 6.75526e-01 700 2022 1 1.36690e+00 8.96626e-01 640 2022 2 8.25248e-01 4.23325e-01 815 2022 3 1.66457e+00 1.60478e+00 704 2022 4 2.15575e+00 2.22129e+00 90 2022 5 1.08472e+00 3.68996e-01 419 2022 6 6.13005e-01 2.26036e-01 279 2022 7 4.79211e-01 5.77235e-01 203 2022 8 6.60852e-01 2.97092e-01 553 2022 9 6.33798e-01 2.65665e-01 249 2022 10 6.58108e-01 4.24685e-01 1245 2022 11 6.36872e-01 3.56139e-01 387 2022 12 5.91183e-01 5.60246e-01 1006 2023 1 5.48987e-01 2.85283e-01 712 2023 2 5.62190e-01 2.05635e-01 561 2023 3 6.65043e-01 2.70856e-01 766 2023 4 4.80852e-01 2.89910e-01 366 2023 5 5.72088e-01 3.16504e-01 333 2023 6 3.72639e-01 1.05443e-01 192 2023 7 1.60561e+00 1.60111e+00 276 2023 8 7.41022e-01 4.69855e-01 407 2023 9 1.46384e+00 1.02516e+00 342 2023 10 8.15590e-01 4.64451e-01 612 2023 11 1.02511e+00 8.77448e-01 750 2023 12 7.54340e-01 2.68230e-01 280 2024 1 1.31012e+00 5.81977e-01 391 2024 2 1.56781e+00 1.24978e+00 571 2024 3 1.08182e+00 2.66843e-01 294 2024 4 nan nan 0