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 1.75397e+00 2.45031e+00 142 2002 8 1.16416e+00 2.39912e-01 363 2002 9 1.15468e+00 2.36649e-01 156 2002 10 1.52120e+00 2.80161e+00 546 2002 11 5.60678e+00 4.15724e+01 558 2002 12 2.14811e+00 2.02404e+00 440 2003 1 3.52367e+00 1.22065e+01 355 2003 2 2.27420e+00 7.40985e+00 358 2003 3 nan nan 0 2003 4 nan nan 0 2003 5 2.09900e+00 7.73320e-01 53 2003 6 1.37047e+02 9.09400e+02 58 2003 7 3.38017e+01 2.26796e+01 4 2003 8 4.51934e+00 1.42614e+01 97 2003 9 2.69982e+00 5.73616e+00 82 2003 10 1.39596e+02 1.01824e+03 336 2003 11 2.70371e+01 4.18876e+02 372 2003 12 2.67636e+00 8.14779e+00 538 2004 1 3.95538e+00 2.99389e+01 719 2004 2 3.23393e+00 8.67232e+00 281 2004 3 4.81682e+01 1.61016e+02 85 2004 4 2.18269e+00 1.88190e+00 286 2004 5 1.21737e+00 5.53294e-01 472 2004 6 9.24138e-01 2.35231e-01 332 2004 7 2.19053e+00 1.42413e+00 79 2004 8 2.13661e+00 3.18408e+00 241 2004 9 nan nan 0 2004 10 nan nan 0 2004 11 3.04537e+01 1.02914e+02 32 2004 12 2.19128e+00 1.01854e+00 128 2005 1 8.30256e+00 2.61233e+01 94 2005 2 1.97552e+00 1.75161e+00 187 2005 3 9.63388e+00 3.02901e+01 131 2005 4 nan nan 0 2005 5 nan nan 0 2005 6 2.26255e+00 1.83575e+00 101 2005 7 1.84027e+01 1.85033e+01 12 2005 8 nan nan 0 2005 9 1.35786e+00 3.72599e-01 130 2005 10 2.25419e+00 2.40747e+00 641 2005 11 6.29331e+00 2.70014e+01 636 2005 12 4.54306e+00 1.76968e+01 586 2006 1 1.11670e+01 4.12028e+01 117 2006 2 2.01625e+01 7.90902e+01 81 2006 3 9.99006e+01 4.63944e+02 223 2006 4 1.99301e+01 1.30691e+02 156 2006 5 1.84365e+00 1.98072e+00 203 2006 6 1.50965e+00 9.71325e-01 167 2006 7 2.40548e+00 4.22759e+00 78 2006 8 1.27665e+00 3.18272e-01 191 2006 9 1.47207e+00 1.38658e+00 649 2006 10 2.42821e+00 5.68778e+00 414 2006 11 1.62264e+00 2.33234e+00 717 2006 12 7.65234e-01 2.06695e-01 448 2007 1 1.17298e+00 2.75735e-01 294 2007 2 1.52622e+00 1.03079e+00 478 2007 3 1.82536e+00 2.37476e+00 847 2007 4 1.54251e+00 4.58114e-01 368 2007 5 1.88616e+00 7.13695e-01 108 2007 6 1.18203e+00 4.05148e-01 237 2007 7 1.43698e+00 2.58512e+00 327 2007 8 3.12995e+00 1.20286e+01 149 2007 9 2.43717e+00 9.24815e+00 320 2007 10 1.55330e+00 1.06950e+00 506 2007 11 9.39087e+00 6.01787e+01 673 2007 12 1.27279e+00 4.29330e-01 693 2008 1 1.66090e+00 1.22246e+00 450 2008 2 2.36332e+00 1.35288e+01 581 2008 3 8.80867e+00 1.67746e+01 37 2008 4 1.32112e+03 8.76767e+03 96 2008 5 2.41795e+00 2.12903e+00 178 2008 6 1.17460e+00 2.73730e-01 312 2008 7 9.81593e-01 5.17338e-01 261 2008 8 2.59692e+01 1.20133e+02 101 2008 9 8.43721e+00 3.72860e+01 125 2008 10 1.22488e+02 8.17218e+02 187 2008 11 1.06091e+02 2.27381e+03 559 2008 12 2.81235e+01 2.30714e+02 655 2009 1 2.06184e+00 1.94277e+00 447 2009 2 1.52062e+00 4.05844e-01 773 2009 3 2.44780e+00 2.22202e+01 525 2009 4 3.34916e+00 7.11685e+00 66 2009 5 3.24498e+01 9.71462e+01 14 2009 6 8.49323e+02 0.00000e+00 2 2009 7 nan nan 0 2009 8 1.09964e+02 6.91751e+02 188 2009 9 4.46950e+01 2.42549e+02 358 2009 10 4.20959e+01 2.55410e+02 523 2009 11 1.43434e+00 1.25420e+00 668 2009 12 2.40715e+00 1.54378e+00 135 2010 1 2.15652e+00 4.77594e+00 462 2010 2 2.40987e+00 2.55706e+00 69 2010 3 1.97789e+01 3.00030e+01 32 2010 4 1.25208e+01 1.27328e+01 8 2010 5 2.34533e+01 2.24114e+02 247 2010 6 2.05133e+00 7.60239e+00 308 2010 7 2.05134e+00 1.51922e+00 134 2010 8 1.71465e+01 4.61074e+01 62 2010 9 8.50940e+00 4.98503e+01 345 2010 10 2.26524e+00 6.63728e+00 1249 2010 11 1.45717e+00 8.13640e-01 955 2010 12 1.23211e+00 4.61287e-01 744 2011 1 1.20636e+00 3.92887e-01 555 2011 2 1.31679e+00 1.78341e+00 775 2011 3 4.07745e+00 2.57386e+01 643 2011 4 2.52198e+00 8.13487e+00 467 2011 5 1.44986e+00 2.81650e+00 414 2011 6 1.10772e+00 6.79590e-01 190 2011 7 9.42476e-01 1.67413e-01 232 2011 8 1.13493e+00 1.61706e-01 109 2011 9 1.06727e+00 1.98900e-01 596 2011 10 1.31183e+00 1.19106e+00 795 2011 11 1.12096e+00 3.94858e-01 871 2011 12 1.00638e+00 3.55035e-01 684 2012 1 1.15372e+00 4.42747e-01 851 2012 2 6.02584e-01 3.75525e-02 88 2012 3 6.11763e+00 2.89400e+01 476 2012 4 2.86223e+00 1.02308e+01 314 2012 5 9.74803e-01 2.63186e-01 256 2012 6 1.14858e+00 2.39944e-02 19 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 nan nan 0 2012 11 1.13418e+02 1.26765e+03 564 2012 12 1.75748e+00 1.51295e+00 315 2013 1 1.34285e+00 1.57632e+00 465 2013 2 1.35134e+00 2.42259e-01 461 2013 3 6.04718e+00 1.23129e+01 84 2013 4 8.56815e+01 1.80619e+02 23 2013 5 7.83986e+01 1.32814e+02 26 2013 6 8.73041e+01 6.03823e+02 164 2013 7 7.36951e-01 5.49374e-02 64 2013 8 nan nan 0 2013 9 2.55672e-01 6.45296e-02 4 2013 10 4.52130e+01 3.77452e+02 344 2013 11 3.62641e+00 5.69660e+00 179 2013 12 3.61476e+00 5.52791e+00 143 2014 1 8.49774e+01 3.58013e+02 83 2014 2 4.45593e+02 1.59435e+03 75 2014 3 4.15718e+02 2.97856e+03 110 2014 4 nan nan 0 2014 5 nan nan 0 2014 6 6.02986e+02 5.76710e+02 5 2014 7 3.62183e+03 2.90914e+04 142 2014 8 4.26597e+01 1.82667e+02 174 2014 9 1.64001e+00 8.71368e-01 90 2014 10 1.58423e+03 7.05335e+03 91 2014 11 2.21971e+00 7.69950e+00 609 2014 12 1.87909e+01 1.94122e+02 644 2015 1 4.74556e+00 5.93709e+00 70 2015 2 5.65623e+00 6.92282e+00 40 2015 3 5.15566e+02 7.35880e+02 26 2015 4 4.18624e+00 1.11714e+01 42 2015 5 2.80575e+00 9.46583e+00 225 2015 6 1.11123e+00 7.92150e-01 215 2015 7 4.09860e+00 1.04707e+01 98 2015 8 1.39978e+01 3.59649e+01 60 2015 9 4.48750e+01 1.00753e+02 27 2015 10 9.73009e+01 1.00482e+03 317 2015 11 1.92469e+00 1.87189e+00 298 2015 12 4.55676e+00 3.00497e+01 319 2016 1 2.47896e+00 2.09739e+00 293 2016 2 9.27728e+00 3.38626e+01 162 2016 3 2.82456e+01 2.06914e+02 225 2016 4 4.93295e+01 9.51223e+01 15 2016 5 6.40371e+00 3.02462e+01 229 2016 6 1.46900e+00 1.24514e+00 457 2016 7 8.05431e+00 5.47514e+01 636 2016 8 3.84063e+00 2.47481e+01 482 2016 9 8.19151e+02 2.78157e+03 102 2016 10 2.80566e+00 1.35338e+01 392 2016 11 1.10145e+00 3.56847e-01 739 2016 12 1.09465e+00 3.34203e-01 561 2017 1 1.36950e+00 3.28993e-01 363 2017 2 2.64862e+01 1.27258e+02 147 2017 3 3.13430e+00 8.92577e+00 569 2017 4 1.99617e+00 7.37370e+00 590 2017 5 2.12245e+00 4.56687e+00 284 2017 6 1.27176e+00 6.70206e-01 305 2017 7 nan nan 0 2017 8 5.81673e+00 3.20075e+01 149 2017 9 4.23338e+02 1.06183e+03 47 2017 10 1.40991e+01 2.61475e+01 31 2017 11 2.27955e+02 2.71046e+03 490 2017 12 7.45250e+00 8.48755e+01 674 2018 1 2.18434e+00 2.23895e+00 412 2018 2 1.96400e+00 4.08713e+00 531 2018 3 6.82039e+00 3.73136e+01 474 2018 4 2.14532e+00 4.62065e+00 378 2018 5 1.45355e+00 6.81304e-01 308 2018 6 1.89675e+00 1.19209e-07 6 2018 7 4.28020e+01 0.00000e+00 1 2018 8 5.25973e+02 2.47685e+03 48 2018 9 1.67286e+02 9.93994e+02 310 2018 10 3.76858e+00 6.91225e+00 363 2018 11 1.52903e+00 4.14540e-01 186 2018 12 2.41777e+01 1.23453e+02 138 2019 1 1.96750e+00 0.00000e+00 1 2019 2 1.78023e+01 6.96099e+01 133 2019 3 2.58081e+02 1.48212e+03 107 2019 4 4.51064e+01 1.59377e+02 100 2019 5 4.43802e+00 1.45103e+01 283 2019 6 1.02932e+00 2.43846e-01 152 2019 7 4.34807e+01 2.62535e+02 133 2019 8 1.12951e+02 1.83593e+02 18 2019 9 2.53569e+00 4.34302e+00 137 2019 10 2.60007e+00 6.71673e+00 370 2019 11 3.01225e+00 1.35956e+01 673 2019 12 1.41473e+00 4.77856e-01 159 2020 1 6.14264e+00 3.71812e+01 395 2020 2 3.05578e+00 4.49647e+00 308 2020 3 3.91882e+00 1.44444e+01 145 2020 4 2.78041e+00 1.16339e+00 26 2020 5 2.55787e+01 1.02406e+02 48 2020 6 1.32421e+01 0.00000e+00 2 2020 7 nan nan 0 2020 8 3.06619e+00 1.12244e+00 6 2020 9 1.73350e+00 2.69835e+00 107 2020 10 1.26250e+01 4.52605e+01 137 2020 11 4.30876e+00 9.25751e+00 190 2020 12 3.73989e+00 9.01783e+00 371 2021 1 9.80571e+00 8.74472e+00 40 2021 2 8.74441e+00 1.42965e+01 164 2021 3 nan nan 0 2021 4 2.09586e+03 1.81318e+03 7 2021 5 3.50010e+00 8.02681e+00 140 2021 6 1.24288e+00 6.83964e-01 135 2021 7 nan nan 0 2021 8 9.60224e+00 1.12993e+01 9 2021 9 1.84039e+00 5.67331e+00 75 2021 10 2.09658e+01 4.18534e+01 37 2021 11 5.34348e+00 1.94267e+01 107 2021 12 5.74962e+00 1.57034e+01 435 2022 1 1.24866e+01 7.07005e+01 215 2022 2 6.14860e+01 7.24427e+02 475 2022 3 1.59138e+01 2.22816e+02 383 2022 4 nan nan 0 2022 5 9.44998e+00 6.37596e+01 121 2022 6 2.24084e+00 1.60025e+00 223 2022 7 1.29750e+00 1.63597e+00 267 2022 8 6.37604e+01 3.75469e+02 230 2022 9 3.43598e+00 1.36773e+00 15 2022 10 1.79921e+03 2.11311e+04 564 2022 11 1.83150e+00 1.31966e+00 421 2022 12 1.54901e+00 1.01678e+00 659 2023 1 2.68746e+00 2.84866e+01 698 2023 2 9.91468e+00 9.17921e+01 480 2023 3 2.10224e+02 1.02511e+03 82 2023 4 5.54409e+03 5.09464e+04 256 2023 5 1.55604e+00 1.56881e+00 256 2023 6 1.57297e+00 1.36330e+00 93 2023 7 1.61173e+04 2.58323e+04 8 2023 8 9.45635e-01 9.84045e-01 71 2023 9 3.17523e+03 1.33518e+04 123 2023 10 5.51676e+03 8.81358e+04 397 2023 11 8.67125e+00 2.66137e+01 307 2023 12 8.29652e+01 2.78341e+02 28 2024 1 4.27755e+06 0.00000e+00 4 2024 2 3.13246e+02 4.32117e+02 10 2024 3 3.71908e+02 1.94793e+03 105 2024 4 nan nan 0