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 1.25169e+00 6.28172e-01 203 2002 8 9.65743e-01 6.38999e-01 326 2002 9 3.20061e+00 2.93805e+00 218 2002 10 1.77595e+00 5.77267e-01 778 2002 11 2.42464e+00 1.52701e+00 880 2002 12 1.64075e+00 1.06133e+00 613 2003 1 3.03069e+00 1.49908e+00 1031 2003 2 2.22904e+00 7.36159e-01 594 2003 3 5.39934e+00 1.06422e+01 36 2003 4 3.03901e+01 9.45806e+00 12 2003 5 6.44685e-01 8.51784e-01 15 2003 6 3.70819e+00 1.87882e+00 58 2003 7 4.39796e+00 4.86379e+00 67 2003 8 4.63496e+00 3.38088e+00 169 2003 9 2.52921e+00 3.09675e+00 291 2003 10 2.30235e+00 1.73401e+00 710 2003 11 1.38713e+00 9.97948e-01 1117 2003 12 2.58477e+00 1.14164e+00 896 2004 1 1.98928e+00 2.28533e+00 892 2004 2 2.10378e+00 6.89429e-01 147 2004 3 3.68541e+00 3.46158e+00 397 2004 4 1.95254e+00 7.39854e-01 384 2004 5 1.32063e+00 1.61779e+00 499 2004 6 1.10981e+00 8.68797e-01 463 2004 7 1.77356e+00 3.02805e+00 316 2004 8 1.99118e+00 1.25840e+00 345 2004 9 1.12675e+01 1.03781e+01 206 2004 10 2.51086e+01 1.49237e+01 148 2004 11 1.76164e+01 1.21712e+01 339 2004 12 6.71201e+00 4.86006e+00 384 2005 1 5.04934e+00 4.46168e+00 653 2005 2 3.73620e+00 1.97448e+00 518 2005 3 3.86557e+00 2.00697e+00 599 2005 4 7.90273e+00 4.74589e+00 231 2005 5 2.94614e+00 1.18245e+00 66 2005 6 7.12819e+00 8.32583e+00 300 2005 7 2.09603e+01 7.53224e+00 208 2005 8 1.33253e+01 1.06249e+01 203 2005 9 6.58755e+00 6.13866e+00 267 2005 10 3.46868e+00 2.11355e+00 837 2005 11 1.41747e+00 5.17475e-01 1016 2005 12 1.90609e+00 1.12076e+00 1069 2006 1 3.52494e+00 1.89114e+00 692 2006 2 6.23308e+00 3.51218e+00 768 2006 3 6.16024e+00 6.57367e+00 552 2006 4 2.74756e+00 5.77849e+00 191 2006 5 9.50988e-01 6.04730e-01 372 2006 6 1.04642e+00 7.35517e-01 361 2006 7 9.45636e-01 6.67968e-01 340 2006 8 1.41114e+00 6.28626e-01 256 2006 9 2.38175e+00 6.06366e-01 605 2006 10 1.98969e+00 9.46797e-01 726 2006 11 1.34258e+00 8.96368e-01 837 2006 12 1.15980e+00 1.70612e+00 458 2007 1 5.86102e-01 3.64035e-01 384 2007 2 9.05592e-01 9.27336e-01 766 2007 3 3.83971e-01 3.23500e-01 1086 2007 4 5.48312e-01 5.26689e-01 586 2007 5 4.43036e-01 3.01036e-01 85 2007 6 6.94971e-01 4.06589e-01 368 2007 7 2.18048e+00 7.95066e-01 497 2007 8 1.89170e+00 5.80000e-01 415 2007 9 2.00100e+00 7.01154e-01 416 2007 10 8.23750e-01 3.78799e-01 564 2007 11 5.52571e-01 2.55876e-01 1150 2007 12 8.27471e-01 1.19283e+00 781 2008 1 1.04368e+00 1.28512e+00 704 2008 2 8.39239e-01 7.84128e-01 898 2008 3 3.68712e+00 4.28582e+00 764 2008 4 4.55637e+00 3.39162e+00 238 2008 5 2.69002e+00 1.21984e+00 354 2008 6 2.88265e+00 2.23930e+00 254 2008 7 1.46096e+00 5.77893e-01 399 2008 8 2.07921e+00 5.59240e-01 128 2008 9 1.09124e+01 1.29213e+01 390 2008 10 2.22821e+00 2.65611e+00 956 2008 11 1.18836e+00 6.22971e-01 940 2008 12 3.37189e+00 3.39364e+00 813 2009 1 2.92426e+00 1.99418e+00 762 2009 2 1.44747e+00 1.18378e+00 969 2009 3 8.30344e-01 6.34665e-01 796 2009 4 1.85971e+00 1.25441e+00 439 2009 5 5.94864e+00 4.27891e+00 146 2009 6 2.26047e+00 5.44358e+00 272 2009 7 2.86898e+00 1.39478e+00 132 2009 8 4.38608e+00 2.59714e+00 420 2009 9 3.18667e+00 2.53152e+00 463 2009 10 1.53412e+00 1.53791e+00 904 2009 11 7.18521e-01 3.25673e-01 704 2009 12 1.49073e+00 8.37378e-01 192 2010 1 3.11361e+00 2.48462e+00 880 2010 2 7.24097e+00 4.54086e+00 630 2010 3 9.86903e+00 4.92714e+00 759 2010 4 7.62351e+00 1.05828e+01 220 2010 5 3.90906e+00 3.73193e+00 240 2010 6 2.08123e+00 3.01600e+00 537 2010 7 2.14878e+00 1.97160e+00 276 2010 8 3.60821e+00 3.94510e+00 218 2010 9 1.85044e+00 1.69461e+00 389 2010 10 1.14705e+00 4.79685e-01 1478 2010 11 5.77193e-01 3.77612e-01 1084 2010 12 1.36703e+00 9.47504e-01 1032 2011 1 1.04477e+00 8.11824e-01 706 2011 2 9.14762e-01 4.25043e-01 819 2011 3 9.88554e-01 5.62381e-01 713 2011 4 7.53478e-01 4.09720e-01 742 2011 5 4.86899e-01 3.69237e-01 642 2011 6 3.01030e-01 1.56108e-01 193 2011 7 1.39804e+00 1.08990e+00 281 2011 8 1.04475e+00 4.64104e-01 508 2011 9 8.73399e-01 3.57408e-01 629 2011 10 8.54773e-01 8.50607e-01 999 2011 11 5.07244e-01 3.88725e-01 989 2011 12 4.92034e-01 2.70980e-01 925 2012 1 6.73594e-01 4.67677e-01 1059 2012 2 5.84351e-01 4.12320e-01 256 2012 3 7.05169e-01 7.32974e-01 832 2012 4 6.11041e-01 3.65279e-01 685 2012 5 8.40736e-01 3.86139e-01 448 2012 6 1.82708e+00 1.12607e+00 183 2012 7 nan nan 0 2012 8 2.32677e+01 1.16868e+01 72 2012 9 2.06868e+01 1.21612e+01 268 2012 10 9.47704e+00 6.43093e+00 681 2012 11 4.47149e+00 4.02569e+00 617 2012 12 4.08093e+00 2.22260e+00 448 2013 1 1.66110e+00 1.38240e+00 576 2013 2 1.25130e+00 7.11310e-01 512 2013 3 1.74901e+00 1.42585e+00 622 2013 4 4.76156e+00 3.56547e+00 343 2013 5 1.64568e+00 1.11214e+00 383 2013 6 7.90873e+00 1.28514e+01 189 2013 7 1.14491e+01 1.26402e+01 42 2013 8 nan nan 0 2013 9 1.64725e+01 9.90966e+00 197 2013 10 6.11200e+00 6.12264e+00 622 2013 11 1.64743e+00 1.28030e+00 493 2013 12 9.99078e-01 6.20462e-01 517 2014 1 1.61396e+00 6.89559e-01 515 2014 2 2.62911e+00 1.62244e+00 658 2014 3 5.08397e+00 2.41364e+00 389 2014 4 nan nan 0 2014 5 2.38524e+01 1.21495e+01 46 2014 6 1.12983e+01 1.06135e+01 123 2014 7 6.64125e+00 3.80438e+00 367 2014 8 1.54892e+00 8.55708e-01 217 2014 9 2.25392e+00 1.52145e+00 391 2014 10 2.92856e+00 3.60834e+00 1288 2014 11 1.45444e+00 1.14541e+00 1018 2014 12 7.52161e-01 9.32392e-01 671 2015 1 1.13706e+00 1.53911e+00 768 2015 2 1.41443e+00 8.15880e-01 731 2015 3 8.72327e+00 8.09899e+00 301 2015 4 2.78583e+00 9.86295e-01 22 2015 5 1.98846e+00 6.81907e-01 285 2015 6 1.40679e+00 1.11726e+00 366 2015 7 1.79945e+00 9.44010e-01 164 2015 8 9.96829e+00 8.05451e+00 262 2015 9 6.13105e+00 2.81963e+00 178 2015 10 1.78404e+00 9.86006e-01 590 2015 11 3.24221e+00 2.37445e+00 448 2015 12 1.23328e+00 1.00848e+00 574 2016 1 1.16897e+00 3.82656e-01 701 2016 2 2.85999e+00 2.10666e+00 1135 2016 3 2.84357e+00 2.48557e+00 631 2016 4 2.50054e+00 1.31945e+00 327 2016 5 1.47849e+00 1.43722e+00 291 2016 6 9.55369e-01 6.99593e-01 583 2016 7 2.06725e+00 1.90856e+00 663 2016 8 7.73113e+00 8.47032e+00 415 2016 9 9.62916e+00 8.99688e+00 561 2016 10 1.93881e+00 1.52720e+00 873 2016 11 5.77622e-01 2.65948e-01 866 2016 12 5.16142e-01 2.80124e-01 808 2017 1 1.13543e+00 1.17189e+00 703 2017 2 1.19853e+00 6.30360e-01 1088 2017 3 9.72878e-01 8.81133e-01 883 2017 4 9.83862e-01 4.62252e-01 577 2017 5 1.49981e+00 9.53535e-01 377 2017 6 1.09207e+00 4.80930e-01 251 2017 7 3.50845e+00 2.14299e+00 121 2017 8 3.62726e+00 2.08094e+00 536 2017 9 3.41623e+00 2.59340e+00 357 2017 10 1.20796e+01 1.17856e+01 303 2017 11 1.61834e+00 1.52213e+00 906 2017 12 9.11956e-01 4.07462e-01 640 2018 1 1.00694e+00 8.09736e-01 624 2018 2 1.53314e+00 1.17868e+00 535 2018 3 1.50128e+00 1.21803e+00 810 2018 4 2.28482e+00 1.61336e+00 348 2018 5 3.03050e+00 1.84113e+00 436 2018 6 3.44441e+00 2.21633e+00 318 2018 7 4.19621e+00 2.19104e+00 114 2018 8 1.27745e+01 6.84825e+00 218 2018 9 7.95413e+00 5.36230e+00 639 2018 10 3.46604e+00 3.01087e+00 816 2018 11 2.93880e+00 1.21671e+00 259 2018 12 7.48999e+00 6.39545e+00 636 2019 1 1.22853e+01 9.18488e+00 549 2019 2 1.35959e+01 9.10202e+00 245 2019 3 4.84019e+00 3.12693e+00 385 2019 4 3.94074e+00 1.42149e+00 238 2019 5 1.28388e+00 7.35190e-01 576 2019 6 2.43038e+00 9.04045e-01 141 2019 7 1.65740e+00 1.10026e+00 369 2019 8 9.82838e+00 1.11041e+01 320 2019 9 1.40347e+00 1.82698e+00 549 2019 10 1.80700e+00 9.68492e-01 575 2019 11 9.17794e-01 5.87666e-01 688 2019 12 1.22358e+00 1.03287e+00 507 2020 1 7.95246e-01 3.68559e-01 588 2020 2 1.26726e+00 9.29614e-01 602 2020 3 1.45461e+00 1.73150e+00 565 2020 4 2.16853e+00 1.32833e+00 589 2020 5 6.94421e-01 5.37404e-01 490 2020 6 2.34667e+00 3.56707e+00 571 2020 7 4.41399e+00 2.00042e+00 89 2020 8 1.15692e+00 8.27887e-01 176 2020 9 7.82466e+00 3.57780e+00 158 2020 10 5.21622e+00 5.21497e+00 455 2020 11 2.44527e+00 1.71825e+00 682 2020 12 1.21881e+00 7.38626e-01 542 2021 1 2.63622e+00 2.37141e+00 543 2021 2 4.80867e+00 2.79950e+00 375 2021 3 5.08386e+00 8.62040e+00 199 2021 4 2.68448e+00 1.69393e+00 33 2021 5 1.63858e+00 1.29755e+00 374 2021 6 1.92424e+00 1.06458e+00 157 2021 7 2.17173e+00 1.44249e+00 19 2021 8 2.41419e+00 2.90005e+00 76 2021 9 1.06274e+01 7.59774e+00 406 2021 10 6.03575e+00 7.78409e+00 555 2021 11 3.59186e+00 3.13291e+00 726 2021 12 2.27376e+00 1.20170e+00 572 2022 1 2.91219e+00 2.05546e+00 958 2022 2 1.20753e+00 6.65001e-01 707 2022 3 2.64919e+00 2.28220e+00 640 2022 4 8.80589e+00 3.74124e+00 64 2022 5 4.81061e+00 2.41550e+00 275 2022 6 3.18116e+00 4.38057e+00 332 2022 7 1.03752e+00 7.61397e-01 173 2022 8 3.15113e+00 2.86231e+00 432 2022 9 1.60763e+00 1.32105e+00 414 2022 10 7.90470e-01 5.23503e-01 1374 2022 11 9.54045e-01 6.92991e-01 489 2022 12 1.42843e+00 2.11912e+00 951 2023 1 1.27147e+00 7.48906e-01 859 2023 2 1.36378e+00 4.26133e-01 576 2023 3 3.96563e+00 5.29649e+00 713 2023 4 3.03380e+00 1.36699e+00 329 2023 5 2.74555e+00 2.15794e+00 246 2023 6 1.59848e+00 1.90537e+00 256 2023 7 1.09825e+01 8.61141e+00 289 2023 8 8.67463e+00 8.88251e+00 429 2023 9 8.70404e+00 6.26751e+00 286 2023 10 3.33719e+00 3.96444e+00 599 2023 11 1.10298e+00 6.72056e-01 618 2023 12 5.89489e+00 6.82787e+00 375 2024 1 1.42429e+01 9.91493e+00 296 2024 2 7.53443e+00 5.50587e+00 463 2024 3 8.74993e+00 8.00346e+00 126 2024 4 nan nan 0