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 2.90092e+01 1.37264e+01 374 2002 8 3.12258e+01 6.21911e+00 384 2002 9 2.94234e+01 9.85867e+00 427 2002 10 2.92207e+01 8.71413e+00 639 2002 11 1.25776e+01 7.50553e+00 657 2002 12 1.29949e+01 7.02458e+00 576 2003 1 7.46574e+00 8.86374e+00 956 2003 2 1.44989e+01 1.00084e+01 573 2003 3 3.20668e+00 1.48746e+00 64 2003 4 1.61553e+00 6.32447e-01 68 2003 5 6.58020e+00 9.03631e+00 252 2003 6 1.30359e+01 9.97186e+00 251 2003 7 8.65566e+00 5.96335e+00 152 2003 8 2.06592e+01 2.44685e+01 326 2003 9 3.50877e+01 1.11929e+01 256 2003 10 9.88599e+00 9.55246e+00 847 2003 11 1.02167e+01 1.18798e+01 882 2003 12 1.20060e+01 8.33632e+00 700 2004 1 1.32349e+01 7.88163e+00 832 2004 2 1.55388e+01 8.24127e+00 320 2004 3 5.73019e+00 7.06958e+00 513 2004 4 1.97784e+01 9.17026e+00 320 2004 5 2.82093e+01 7.83560e+00 733 2004 6 3.03799e+01 9.05493e+00 447 2004 7 2.32419e+01 1.39216e+01 448 2004 8 2.26750e+01 9.30432e+00 499 2004 9 2.25043e+01 2.60902e+01 180 2004 10 2.54652e+01 1.40769e+01 66 2004 11 1.02989e+00 4.46790e-01 70 2004 12 6.63557e-01 7.55834e-01 390 2005 1 4.43123e+00 7.05289e+00 706 2005 2 3.65218e+00 3.83602e+00 485 2005 3 3.90738e+00 3.92391e+00 391 2005 4 3.98133e+00 4.10568e+00 96 2005 5 3.58436e+01 9.39423e+00 118 2005 6 1.02216e+01 7.68153e+00 192 2005 7 1.60122e+01 1.15927e+01 220 2005 8 1.14796e+00 1.38242e+00 48 2005 9 1.70246e+01 1.27487e+01 302 2005 10 1.58715e+01 1.09679e+01 960 2005 11 1.18008e+01 9.06838e+00 1050 2005 12 8.97467e+00 6.14922e+00 1033 2006 1 3.88249e+00 3.64686e+00 507 2006 2 2.20947e+00 2.36833e+00 599 2006 3 8.65113e+00 1.23927e+01 837 2006 4 5.93411e+00 4.21431e+00 338 2006 5 2.11459e+01 8.87395e+00 407 2006 6 2.34060e+01 7.48106e+00 378 2006 7 2.00001e+01 4.66923e+00 315 2006 8 2.39322e+01 6.47549e+00 375 2006 9 2.60663e+01 9.68826e+00 813 2006 10 2.33881e+01 1.19177e+01 912 2006 11 1.98278e+01 1.01209e+01 773 2006 12 2.79178e+01 1.07052e+01 591 2007 1 2.35533e+01 9.16839e+00 426 2007 2 1.98968e+01 1.14815e+01 641 2007 3 2.51258e+01 9.15379e+00 1023 2007 4 2.35439e+01 1.21450e+01 580 2007 5 3.53143e+01 5.91759e+00 139 2007 6 2.87506e+01 6.35544e+00 320 2007 7 2.51029e+01 7.66840e+00 471 2007 8 2.22950e+01 9.68524e+00 422 2007 9 2.83196e+01 9.98872e+00 565 2007 10 2.02015e+01 6.20248e+00 695 2007 11 1.52984e+01 9.74579e+00 1088 2007 12 1.88144e+01 1.15409e+01 874 2008 1 1.92493e+01 1.15932e+01 768 2008 2 1.67911e+01 8.93395e+00 829 2008 3 2.86626e+00 4.40736e+00 352 2008 4 1.36326e+01 1.30188e+01 448 2008 5 1.05326e+01 9.88814e+00 455 2008 6 2.81074e+01 1.54078e+01 526 2008 7 2.14885e+01 8.78467e+00 377 2008 8 2.10878e+01 8.06247e+00 382 2008 9 2.00285e+01 1.80056e+01 225 2008 10 6.49991e+00 7.30555e+00 929 2008 11 1.40534e+01 9.76313e+00 1023 2008 12 7.16377e+00 6.26551e+00 1050 2009 1 1.00708e+01 4.75422e+00 624 2009 2 1.33203e+01 5.62655e+00 896 2009 3 2.17952e+01 1.27865e+01 849 2009 4 1.14415e+01 1.04908e+01 320 2009 5 7.79997e+00 1.05646e+01 221 2009 6 3.17398e+01 1.29620e+01 375 2009 7 2.63160e+01 2.61890e+01 92 2009 8 2.04632e+01 1.71156e+01 544 2009 9 2.56559e+01 1.54574e+01 727 2009 10 1.86683e+01 1.33377e+01 899 2009 11 1.92893e+01 8.46501e+00 811 2009 12 6.95522e+00 2.79385e+00 192 2010 1 9.11371e+00 7.25657e+00 835 2010 2 3.64536e+00 7.10254e+00 379 2010 3 8.96637e-01 1.01656e+00 673 2010 4 1.29237e+00 1.05287e+00 226 2010 5 2.01071e+01 1.12022e+01 385 2010 6 2.59962e+01 1.16066e+01 598 2010 7 2.05147e+01 1.15110e+01 503 2010 8 1.79080e+01 8.42710e+00 320 2010 9 2.00484e+01 1.03313e+01 745 2010 10 2.10308e+01 8.96737e+00 1535 2010 11 1.82369e+01 9.78960e+00 1102 2010 12 2.07835e+01 1.26175e+01 945 2011 1 2.00420e+01 1.07536e+01 673 2011 2 2.89844e+01 6.78628e+00 745 2011 3 2.77974e+01 1.24650e+01 855 2011 4 2.55335e+01 1.19569e+01 818 2011 5 2.77669e+01 9.63217e+00 694 2011 6 2.29392e+01 7.18457e+00 255 2011 7 3.13977e+01 5.74650e+00 512 2011 8 3.37990e+01 3.62007e+00 216 2011 9 2.57985e+01 1.06527e+01 704 2011 10 2.48006e+01 1.20234e+01 942 2011 11 2.65025e+01 9.83068e+00 1010 2011 12 2.92514e+01 9.32449e+00 896 2012 1 3.17337e+01 1.07251e+01 898 2012 2 3.78548e+01 1.06925e+01 297 2012 3 3.42704e+01 1.56419e+01 842 2012 4 2.76389e+01 1.27876e+01 835 2012 5 2.63727e+01 8.21056e+00 354 2012 6 2.57292e+01 6.03607e+00 191 2012 7 3.34666e+01 2.93703e+01 118 2012 8 4.62780e+00 6.61935e+00 194 2012 9 2.56102e+01 2.56071e+01 205 2012 10 1.39438e+01 2.87973e+01 400 2012 11 1.90224e+01 1.25565e+01 768 2012 12 1.24418e+01 8.21294e+00 399 2013 1 1.93302e+01 1.08851e+01 640 2013 2 2.01086e+01 5.39063e+00 457 2013 3 9.08869e+00 9.75648e+00 663 2013 4 6.06132e+00 5.30853e+00 286 2013 5 1.72083e+01 1.48314e+01 307 2013 6 2.21224e+01 1.65958e+01 466 2013 7 nan nan 0 2013 8 3.00841e+01 2.12690e+01 219 2013 9 1.78708e+01 2.18864e+01 152 2013 10 1.55280e+01 1.54617e+01 768 2013 11 9.71901e+00 6.48446e+00 320 2013 12 1.30370e+01 7.13505e+00 703 2014 1 4.72912e+00 4.62043e+00 471 2014 2 2.21027e+00 2.43970e+00 680 2014 3 9.26573e+00 1.09465e+01 351 2014 4 3.20431e-01 7.46433e-01 50 2014 5 nan nan 0 2014 6 1.88743e+01 2.70871e+01 239 2014 7 1.41231e+01 1.36520e+01 422 2014 8 1.75789e+01 6.05923e+00 289 2014 9 4.45050e+01 2.05383e+01 182 2014 10 6.30472e+00 1.31300e+01 1012 2014 11 1.30899e+01 6.97612e+00 947 2014 12 1.46461e+01 9.52355e+00 723 2015 1 4.61248e+00 7.01400e+00 605 2015 2 5.33163e+00 7.40938e+00 572 2015 3 5.60458e+00 7.71669e+00 290 2015 4 1.20454e+01 1.36295e+01 143 2015 5 2.32463e+01 1.52690e+01 512 2015 6 3.61122e+01 1.19150e+01 320 2015 7 1.40783e+01 2.71424e+00 64 2015 8 1.55310e+01 1.21434e+01 259 2015 9 9.39103e+00 9.41533e+00 127 2015 10 6.76410e+00 6.41464e+00 766 2015 11 1.08953e+01 7.93850e+00 805 2015 12 1.54719e+01 1.01598e+01 458 2016 1 8.72506e+00 9.01888e+00 622 2016 2 4.83307e+00 6.52057e+00 1008 2016 3 2.88778e+00 1.81719e+00 656 2016 4 9.73132e+00 5.16169e+00 287 2016 5 1.27860e+01 8.42133e+00 596 2016 6 2.21661e+01 8.68368e+00 622 2016 7 2.18683e+01 6.55127e+00 834 2016 8 2.80621e+01 9.62719e+00 719 2016 9 1.16462e+01 1.00299e+01 544 2016 10 1.55669e+01 1.38241e+01 849 2016 11 1.89300e+01 7.00125e+00 896 2016 12 2.41001e+01 1.00695e+01 832 2017 1 1.57654e+01 8.96061e+00 618 2017 2 5.62074e+00 7.37346e+00 762 2017 3 1.60286e+01 1.07598e+01 933 2017 4 2.63630e+01 8.70119e+00 781 2017 5 2.45953e+01 5.33514e+00 422 2017 6 3.51108e+01 9.57228e+00 197 2017 7 1.49508e+00 2.53993e-01 4 2017 8 1.62900e+01 2.05237e+01 599 2017 9 1.49573e+01 1.51639e+01 240 2017 10 1.19542e+01 1.65885e+01 331 2017 11 9.39511e+00 8.80602e+00 924 2017 12 1.44328e+01 8.33969e+00 621 2018 1 1.59700e+01 5.49344e+00 663 2018 2 3.34751e+01 1.22442e+01 628 2018 3 1.97137e+01 1.39599e+01 995 2018 4 2.13733e+01 1.16588e+01 572 2018 5 2.75388e+01 1.28366e+01 322 2018 6 9.17652e+00 9.34428e+00 217 2018 7 3.71622e+01 1.56802e+01 159 2018 8 2.42858e+01 1.68159e+01 323 2018 9 2.55895e+01 1.70564e+01 955 2018 10 1.33026e+01 1.14358e+01 1164 2018 11 9.24245e+00 7.73209e+00 345 2018 12 4.72589e+00 5.45555e+00 430 2019 1 1.64051e+01 2.92365e+01 365 2019 2 1.08576e+01 1.51010e+01 255 2019 3 5.92526e+00 8.12640e+00 689 2019 4 4.88954e+00 6.73724e+00 432 2019 5 2.28679e+01 1.22936e+01 704 2019 6 2.37060e+01 1.12701e+01 189 2019 7 2.92364e+01 1.30223e+01 305 2019 8 2.22872e+01 2.09125e+01 419 2019 9 1.18033e+01 1.02740e+01 744 2019 10 1.91052e+01 1.22618e+01 573 2019 11 1.95641e+01 6.50910e+00 718 2019 12 1.15785e+01 9.60609e+00 442 2020 1 1.30333e+01 8.11283e+00 716 2020 2 9.68318e+00 5.20088e+00 512 2020 3 1.43896e+01 1.07445e+01 405 2020 4 5.87488e+00 4.59341e+00 290 2020 5 1.16182e+01 1.14237e+01 435 2020 6 6.30049e+00 6.36803e+00 239 2020 7 3.34239e+01 2.46267e+01 140 2020 8 1.81480e+00 1.62704e+00 118 2020 9 1.26498e+01 1.16321e+01 240 2020 10 1.43529e+01 1.44889e+01 656 2020 11 4.76726e+00 5.35421e+00 651 2020 12 6.44361e+00 4.66846e+00 718 2021 1 3.98024e+00 3.76583e+00 376 2021 2 3.99872e+00 4.24180e+00 331 2021 3 1.46154e-01 7.45119e-01 70 2021 4 9.10115e+00 8.14308e+00 113 2021 5 1.17431e+01 1.16618e+01 717 2021 6 3.32343e+01 1.43972e+01 192 2021 7 2.21089e+01 4.40650e+00 127 2021 8 4.04382e+01 2.52851e+01 307 2021 9 1.78751e+01 2.53615e+01 301 2021 10 2.15309e+01 2.07633e+01 221 2021 11 4.45941e+00 3.94418e+00 730 2021 12 7.88863e+00 1.02325e+01 780 2022 1 3.82288e+00 3.29382e+00 657 2022 2 1.24488e+01 6.68868e+00 954 2022 3 1.04262e+01 8.32209e+00 819 2022 4 4.09943e+00 1.53416e+00 52 2022 5 1.53586e+01 1.04291e+01 307 2022 6 2.05802e+01 1.33805e+01 391 2022 7 2.82615e+01 1.25762e+01 435 2022 8 2.98270e+01 1.65390e+01 583 2022 9 1.19605e+01 1.16482e+00 64 2022 10 1.13071e+01 9.63402e+00 1044 2022 11 1.62712e+01 1.14815e+01 448 2022 12 1.65671e+01 1.12646e+01 763 2023 1 2.17930e+01 8.30839e+00 813 2023 2 2.00632e+01 8.46566e+00 669 2023 3 1.27032e+01 1.11661e+01 684 2023 4 2.49511e+01 1.94185e+01 384 2023 5 2.44985e+01 1.28524e+01 384 2023 6 1.97814e+01 9.78747e+00 327 2023 7 1.23924e+01 1.06612e+01 427 2023 8 1.88034e+01 1.93736e+01 282 2023 9 2.33864e+01 2.52953e+01 346 2023 10 1.44921e+01 1.38035e+01 648 2023 11 8.16230e+00 6.94565e+00 536 2023 12 5.03902e+00 2.47870e+00 132 2024 1 4.74899e-02 6.08339e-02 151 2024 2 2.44306e+00 6.37220e+00 646 2024 3 4.49729e+00 7.68561e+00 438 2024 4 nan nan 0