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 6.08238e-03 3.90780e-03 244 2002 8 6.59552e-03 2.04232e-03 518 2002 9 1.36256e-02 9.03357e-03 463 2002 10 1.00391e-02 3.29003e-03 808 2002 11 1.61599e-02 1.09828e-02 806 2002 12 1.41232e-02 8.89296e-03 615 2003 1 1.40055e-02 9.35780e-03 909 2003 2 9.05537e-03 6.43463e-03 512 2003 3 3.58720e-02 3.05300e-02 206 2003 4 3.66397e-02 4.34165e-02 186 2003 5 2.96362e-02 3.65752e-02 135 2003 6 1.04879e-02 9.98078e-03 340 2003 7 2.52901e-02 2.80380e-02 194 2003 8 1.07440e-02 8.88803e-03 387 2003 9 1.31966e-02 1.24354e-02 621 2003 10 1.64132e-02 1.71459e-02 987 2003 11 1.18053e-02 1.35602e-02 1151 2003 12 1.77740e-02 2.77638e-02 832 2004 1 1.00274e-02 1.52973e-02 830 2004 2 9.16531e-03 4.36300e-03 384 2004 3 7.00442e-03 1.88431e-02 794 2004 4 6.20564e-03 3.79792e-03 547 2004 5 4.40322e-03 1.61903e-03 651 2004 6 6.77236e-03 1.06127e-02 479 2004 7 6.10082e-03 4.92983e-03 448 2004 8 7.16182e-03 1.49554e-02 548 2004 9 8.39452e-02 1.16832e-01 277 2004 10 1.73731e-01 1.58977e-01 359 2004 11 2.12090e-01 1.29715e-01 333 2004 12 7.22147e-02 5.44055e-02 567 2005 1 4.63968e-02 4.76381e-02 765 2005 2 2.06667e-02 1.95229e-02 693 2005 3 2.16668e-02 1.44255e-02 512 2005 4 2.93222e-02 2.20714e-02 586 2005 5 4.28377e-02 1.09419e-01 410 2005 6 1.98178e-02 1.35741e-02 439 2005 7 8.03747e-02 7.50454e-02 487 2005 8 7.67527e-02 1.17191e-01 142 2005 9 1.19369e-02 1.03680e-02 382 2005 10 1.32418e-02 7.69885e-03 960 2005 11 1.16745e-02 8.40773e-03 1133 2005 12 1.49544e-02 7.46419e-03 1073 2006 1 2.90385e-02 2.21533e-02 704 2006 2 3.37816e-02 2.71618e-02 704 2006 3 8.89928e-03 8.17373e-03 1004 2006 4 2.18411e-03 2.07207e-03 353 2006 5 5.75412e-03 3.30702e-03 576 2006 6 6.78379e-03 3.25286e-03 466 2006 7 3.65221e-03 2.62176e-03 384 2006 8 6.32157e-03 1.29152e-02 422 2006 9 9.00630e-03 3.12968e-03 618 2006 10 1.37818e-02 1.54432e-02 1007 2006 11 1.24736e-02 7.47312e-03 942 2006 12 6.83008e-03 3.28674e-03 513 2007 1 8.09706e-03 4.37578e-03 419 2007 2 8.96369e-03 5.04733e-03 700 2007 3 5.14136e-03 2.06725e-03 1199 2007 4 1.05368e-02 1.09781e-02 851 2007 5 6.35547e-03 1.92613e-03 256 2007 6 6.59973e-03 4.18274e-03 505 2007 7 4.86547e-03 1.25862e-03 452 2007 8 7.00549e-03 2.73536e-03 587 2007 9 1.02505e-02 2.69534e-03 550 2007 10 8.65218e-03 3.10813e-03 760 2007 11 9.21432e-03 4.29397e-03 1216 2007 12 1.20873e-02 1.18319e-02 754 2008 1 1.14669e-02 8.62574e-03 640 2008 2 1.00134e-02 5.18177e-03 925 2008 3 2.23852e-02 2.20498e-02 710 2008 4 7.36583e-03 7.81889e-03 789 2008 5 1.24900e-02 1.15888e-02 584 2008 6 4.89129e-03 2.98550e-03 391 2008 7 5.21932e-03 7.16022e-03 541 2008 8 5.85722e-03 2.48928e-03 327 2008 9 7.83951e-03 5.84182e-03 496 2008 10 9.01829e-03 7.45496e-03 1004 2008 11 8.61653e-03 6.79760e-03 1086 2008 12 1.98965e-02 1.82733e-02 940 2009 1 1.79307e-02 1.19871e-02 704 2009 2 1.05512e-02 8.45907e-03 1061 2009 3 9.23648e-03 1.06114e-02 884 2009 4 7.93904e-03 3.76484e-03 478 2009 5 8.96557e-03 7.43499e-03 268 2009 6 3.51034e-03 1.70244e-03 398 2009 7 4.42108e-03 1.78758e-03 215 2009 8 5.64715e-03 2.37797e-03 461 2009 9 5.96064e-03 5.44445e-03 789 2009 10 9.43095e-03 1.30584e-02 790 2009 11 9.60733e-03 6.13035e-03 709 2009 12 1.87720e-02 9.71726e-03 215 2010 1 1.72402e-02 1.06000e-02 896 2010 2 3.27694e-02 1.31590e-02 749 2010 3 3.81740e-02 2.30507e-02 832 2010 4 1.21381e-02 1.59063e-02 289 2010 5 4.97861e-03 4.64562e-03 576 2010 6 8.85146e-03 3.44306e-02 581 2010 7 6.77747e-03 4.96072e-03 386 2010 8 7.04696e-03 4.07070e-03 293 2010 9 6.87753e-03 5.39218e-03 602 2010 10 6.13983e-03 3.18002e-03 1598 2010 11 6.67406e-03 3.84072e-03 1105 2010 12 1.55769e-02 1.11776e-02 1133 2011 1 1.08122e-02 4.96961e-03 633 2011 2 5.66985e-03 4.54483e-03 768 2011 3 5.97348e-03 3.24269e-03 867 2011 4 4.63036e-03 2.51448e-03 967 2011 5 4.42109e-03 6.43809e-03 855 2011 6 4.14487e-03 5.51627e-03 248 2011 7 5.10026e-03 1.94029e-03 383 2011 8 4.93356e-03 1.71869e-03 446 2011 9 6.61539e-03 2.38907e-03 768 2011 10 1.01919e-02 1.02004e-02 1059 2011 11 8.12227e-03 3.54030e-03 1151 2011 12 8.73274e-03 3.20586e-03 1066 2012 1 1.02570e-02 6.02708e-03 1143 2012 2 8.23407e-03 4.25012e-03 317 2012 3 6.72349e-03 3.81573e-03 893 2012 4 5.41253e-03 3.79603e-03 894 2012 5 5.89074e-03 2.28226e-03 446 2012 6 1.71568e-02 5.17304e-02 255 2012 7 1.74032e-02 1.48832e-02 466 2012 8 2.05631e-02 2.62176e-02 393 2012 9 4.60673e-02 4.01380e-02 421 2012 10 2.92291e-02 2.08906e-02 807 2012 11 9.47230e-03 6.23091e-03 1040 2012 12 2.51942e-02 3.32336e-02 768 2013 1 1.36563e-02 2.96835e-02 704 2013 2 1.14869e-02 7.00504e-03 704 2013 3 7.29201e-03 6.69915e-03 768 2013 4 7.77657e-03 1.79908e-02 480 2013 5 6.19240e-03 7.95563e-03 543 2013 6 5.57380e-03 3.46505e-03 557 2013 7 5.60193e-03 2.07461e-03 64 2013 8 4.51284e-02 5.81767e-02 433 2013 9 4.13017e-02 5.31977e-02 766 2013 10 1.71930e-02 1.31752e-02 1091 2013 11 1.29408e-02 8.39221e-03 338 2013 12 6.53148e-03 2.42445e-03 574 2014 1 1.22363e-02 3.47277e-03 512 2014 2 8.51203e-03 6.30461e-03 737 2014 3 1.29926e-02 1.45276e-02 637 2014 4 1.58577e-02 2.33989e-02 342 2014 5 1.12518e-02 1.31728e-02 190 2014 6 3.03806e-02 4.69230e-02 216 2014 7 7.18633e-03 5.55644e-03 640 2014 8 4.28910e-03 4.55242e-03 482 2014 9 1.40689e-02 2.09664e-02 360 2014 10 1.71773e-02 2.39707e-02 1381 2014 11 9.15226e-03 8.64833e-03 1088 2014 12 9.31468e-03 7.10267e-03 645 2015 1 1.07655e-02 1.22154e-02 830 2015 2 9.29340e-03 4.36596e-03 782 2015 3 1.73068e-02 1.81581e-02 438 2015 4 8.73444e-03 6.23047e-03 187 2015 5 5.73614e-03 3.49008e-03 723 2015 6 7.82687e-03 3.63146e-03 387 2015 7 7.00412e-03 3.07467e-03 294 2015 8 1.88143e-02 2.65034e-02 460 2015 9 6.03360e-03 8.05230e-03 318 2015 10 1.27083e-02 3.81843e-02 869 2015 11 9.35598e-03 7.33391e-03 814 2015 12 8.26909e-03 5.38599e-03 470 2016 1 1.84289e-02 8.39628e-03 640 2016 2 2.00280e-02 1.86248e-02 1263 2016 3 9.56217e-03 1.00276e-02 823 2016 4 6.71166e-03 2.55548e-03 384 2016 5 3.92262e-03 2.22967e-03 784 2016 6 3.23511e-03 1.55290e-03 560 2016 7 4.54292e-03 1.05471e-02 883 2016 8 7.06136e-03 1.34671e-02 694 2016 9 1.55670e-02 9.88210e-03 873 2016 10 8.48162e-03 7.81510e-03 1099 2016 11 6.38063e-03 2.29829e-03 1136 2016 12 7.13224e-03 3.98330e-03 887 2017 1 1.35424e-02 8.88947e-03 698 2017 2 1.03301e-02 7.49441e-03 1088 2017 3 5.92934e-03 3.73173e-03 1010 2017 4 5.64437e-03 4.22985e-03 786 2017 5 5.83108e-03 2.47310e-03 562 2017 6 7.43635e-03 1.10176e-02 342 2017 7 4.98875e-03 3.22256e-03 193 2017 8 1.05657e-02 1.15038e-02 599 2017 9 9.14069e-03 1.15881e-02 617 2017 10 4.86486e-02 4.88144e-02 448 2017 11 6.12593e-03 9.10032e-03 1338 2017 12 7.83004e-03 5.36204e-03 703 2018 1 1.03712e-02 4.69659e-03 640 2018 2 5.99980e-03 1.20022e-03 567 2018 3 8.33365e-03 4.90505e-03 988 2018 4 5.04293e-03 2.60368e-03 659 2018 5 5.41190e-03 3.27873e-03 528 2018 6 3.69636e-03 1.86474e-03 321 2018 7 2.51093e-02 5.29122e-02 191 2018 8 1.28251e-02 2.51482e-02 408 2018 9 8.78004e-03 1.27534e-02 781 2018 10 1.45458e-02 1.88825e-02 1292 2018 11 2.21098e-02 9.85032e-03 286 2018 12 3.26604e-02 2.59660e-02 735 2019 1 5.75604e-02 4.72760e-02 705 2019 2 2.56295e-02 2.43025e-02 329 2019 3 1.18411e-02 1.23703e-02 771 2019 4 1.46058e-02 8.43131e-03 416 2019 5 3.12200e-03 1.79414e-03 930 2019 6 3.32047e-03 2.49923e-03 247 2019 7 2.66774e-02 7.70233e-02 349 2019 8 1.48404e-02 1.37001e-02 558 2019 9 3.85661e-03 1.66717e-03 820 2019 10 7.42525e-03 7.11001e-03 695 2019 11 6.85291e-03 3.77114e-03 896 2019 12 1.38272e-02 1.08398e-02 576 2020 1 1.04210e-02 5.16964e-03 769 2020 2 1.71705e-02 1.01340e-02 576 2020 3 4.45540e-03 2.75526e-03 753 2020 4 1.01118e-02 6.99786e-03 587 2020 5 4.54928e-03 3.07595e-03 837 2020 6 4.09860e-03 2.58213e-03 510 2020 7 5.63332e-03 3.00123e-03 256 2020 8 6.67862e-03 1.63113e-02 169 2020 9 2.01742e-02 2.45175e-02 387 2020 10 1.28049e-02 1.13181e-02 882 2020 11 1.49907e-02 2.57129e-02 1064 2020 12 1.15490e-02 8.36632e-03 869 2021 1 1.40355e-02 9.51240e-03 704 2021 2 1.76344e-02 1.61062e-02 493 2021 3 1.78479e-02 4.68994e-02 387 2021 4 1.88601e-03 2.33436e-03 594 2021 5 5.21453e-03 5.58011e-03 791 2021 6 6.55274e-03 3.51649e-03 318 2021 7 1.60439e-02 1.24324e-02 132 2021 8 8.79004e-02 8.65798e-02 246 2021 9 6.92690e-02 7.80405e-02 590 2021 10 3.25288e-02 2.66266e-02 665 2021 11 2.70816e-02 2.17322e-02 946 2021 12 1.57731e-02 1.20336e-02 640 2022 1 4.04380e-02 4.06940e-02 896 2022 2 1.05869e-02 8.91138e-03 984 2022 3 1.17744e-02 1.44503e-02 828 2022 4 1.68831e-02 3.55526e-02 117 2022 5 6.94283e-03 7.29657e-03 576 2022 6 3.01069e-03 1.83906e-03 546 2022 7 7.81626e-03 2.17366e-02 341 2022 8 1.02825e-02 1.61744e-02 492 2022 9 1.05574e-02 6.40491e-03 364 2022 10 3.37273e-03 1.76215e-03 1213 2022 11 8.53919e-03 1.95362e-02 511 2022 12 1.07271e-02 9.85202e-03 916 2023 1 8.96864e-03 4.81582e-03 902 2023 2 9.00209e-03 4.87643e-03 681 2023 3 8.95237e-03 6.35790e-03 767 2023 4 6.84474e-03 3.48967e-03 384 2023 5 1.33699e-02 1.94407e-02 322 2023 6 4.58122e-03 7.74554e-03 246 2023 7 4.04848e-03 3.53550e-03 531 2023 8 6.05850e-03 5.45720e-03 643 2023 9 1.44452e-02 2.30098e-02 584 2023 10 8.79965e-03 1.30578e-02 697 2023 11 7.06511e-03 7.02075e-03 711 2023 12 1.70716e-02 2.29386e-02 320 2024 1 3.94754e-02 3.38744e-02 590 2024 2 1.46818e-02 2.77004e-02 576 2024 3 8.88315e-03 3.92780e-03 325 2024 4 nan nan 0