YEAR MONTH MEAN STDEV COUNT 2000 1 nan nan 0 2000 2 1.77275e+01 4.03885e-01 136 2000 3 2.03661e+01 1.32551e+00 690 2000 4 2.16486e+01 1.13702e+00 710 2000 5 2.58042e+01 1.89272e+00 947 2000 6 2.76522e+01 8.90234e-01 418 2000 7 2.85332e+01 1.07146e+00 436 2000 8 2.95777e+01 7.52855e-01 315 2000 9 2.67302e+01 1.86981e+00 320 2000 10 2.29371e+01 1.86776e+00 800 2000 11 2.11232e+01 2.74583e+00 415 2000 12 1.43000e+01 1.35914e+00 93 2001 1 1.21477e+01 3.86585e-02 64 2001 2 1.76581e+01 1.45221e+00 339 2001 3 1.62110e+01 1.51875e+00 472 2001 4 2.11765e+01 1.98920e+00 893 2001 5 2.53131e+01 1.10575e+00 683 2001 6 2.73817e+01 9.12221e-01 192 2001 7 2.85803e+01 1.33663e+00 201 2001 8 2.84901e+01 1.28835e+00 653 2001 9 2.74718e+01 2.00543e+00 555 2001 10 2.24204e+01 1.43904e+00 448 2001 11 1.95228e+01 8.98403e-01 751 2001 12 1.85016e+01 2.85856e+00 600 2002 1 nan nan 0 2002 2 1.54649e+01 1.49240e+00 466 2002 3 1.88062e+01 2.30860e+00 256 2002 4 2.44846e+01 2.19966e+00 537 2002 5 2.61202e+01 1.89536e+00 653 2002 6 2.81874e+01 6.66589e-01 466 2002 7 2.91101e+01 1.40983e+00 1684 2002 8 2.90380e+01 1.08806e+00 2339 2002 9 2.82225e+01 9.54079e-01 1861 2002 10 2.70393e+01 1.85875e+00 2593 2002 11 2.01434e+01 2.82410e+00 2031 2002 12 1.44946e+01 1.02333e+00 958 2003 1 1.16841e+01 1.40338e+00 1725 2003 2 1.46401e+01 1.74481e+00 920 2003 3 2.10654e+01 1.44154e+00 1310 2003 4 2.15482e+01 1.98528e+00 2720 2003 5 2.69557e+01 1.43999e+00 2744 2003 6 2.84356e+01 1.46528e+00 2046 2003 7 2.93940e+01 1.55532e+00 1065 2003 8 2.88968e+01 1.19558e+00 1882 2003 9 2.79060e+01 1.29474e+00 1798 2003 10 2.38792e+01 1.08968e+00 2464 2003 11 2.14783e+01 1.99093e+00 2880 2003 12 1.45194e+01 1.41443e+00 1047 2004 1 1.30971e+01 1.08245e+00 1355 2004 2 1.34659e+01 9.37828e-01 451 2004 3 1.88388e+01 1.55565e+00 2594 2004 4 2.02062e+01 1.79542e+00 2586 2004 5 2.62142e+01 1.77758e+00 3550 2004 6 2.95968e+01 1.02773e+00 2353 2004 7 2.99809e+01 1.58193e+00 2290 2004 8 2.96890e+01 1.46510e+00 2375 2004 9 2.70553e+01 1.83522e+00 1786 2004 10 2.48224e+01 1.65152e+00 2450 2004 11 2.18974e+01 2.52443e+00 2007 2004 12 1.60252e+01 2.47363e+00 1230 2005 1 1.44382e+01 2.18141e+00 1031 2005 2 1.42397e+01 1.05664e+00 964 2005 3 1.63744e+01 1.50743e+00 1655 2005 4 2.03516e+01 8.58645e-01 2721 2005 5 2.47779e+01 2.40623e+00 2968 2005 6 2.81597e+01 1.77598e+00 2213 2005 7 3.01983e+01 1.93487e+00 2036 2005 8 2.98035e+01 1.85702e+00 1953 2005 9 2.80037e+01 1.03941e+00 2710 2005 10 2.45000e+01 3.10021e+00 2781 2005 11 1.95836e+01 2.10922e+00 1681 2005 12 1.44652e+01 1.84466e+00 1409 2006 1 1.48236e+01 1.27875e+00 1479 2006 2 1.41174e+01 1.60658e+00 1472 2006 3 1.84855e+01 1.36085e+00 2833 2006 4 2.27770e+01 2.22684e+00 2943 2006 5 2.50776e+01 1.89800e+00 2943 2006 6 2.82893e+01 1.25903e+00 2894 2006 7 3.00297e+01 1.16536e+00 2904 2006 8 3.04898e+01 1.05806e+00 2564 2006 9 2.81031e+01 1.40718e+00 2827 2006 10 2.41966e+01 2.09533e+00 2980 2006 11 1.85977e+01 1.50049e+00 1388 2006 12 1.62434e+01 1.30992e+00 659 2007 1 1.47984e+01 1.36700e+00 895 2007 2 1.32896e+01 1.23456e+00 1211 2007 3 1.85395e+01 1.62211e+00 2884 2007 4 2.08667e+01 1.86473e+00 2008 2007 5 2.44533e+01 9.17367e-01 3166 2007 6 2.77226e+01 1.67830e+00 2255 2007 7 3.00954e+01 1.57233e+00 1881 2007 8 3.06343e+01 1.17692e+00 2290 2007 9 2.86211e+01 1.70199e+00 1927 2007 10 2.61068e+01 9.64926e-01 1722 2007 11 1.87051e+01 1.56906e+00 2688 2007 12 1.73326e+01 1.52826e+00 1305 2008 1 1.34745e+01 1.82443e+00 678 2008 2 1.61615e+01 1.57653e+00 1459 2008 3 1.78742e+01 1.64085e+00 2160 2008 4 2.18462e+01 1.24512e+00 2540 2008 5 2.49696e+01 1.81724e+00 2563 2008 6 2.89425e+01 1.43107e+00 2587 2008 7 2.95943e+01 1.45320e+00 1950 2008 8 2.85260e+01 1.36709e+00 1462 2008 9 2.74909e+01 1.87714e+00 2290 2008 10 2.34721e+01 2.29429e+00 3194 2008 11 1.69143e+01 2.21704e+00 2091 2008 12 1.54011e+01 1.38582e+00 1433 2009 1 1.45294e+01 2.49991e+00 1680 2009 2 1.39338e+01 1.55079e+00 1635 2009 3 1.79838e+01 2.48744e+00 2184 2009 4 2.17133e+01 1.73887e+00 2284 2009 5 2.62039e+01 1.27536e+00 2143 2009 6 2.87873e+01 1.28697e+00 2759 2009 7 2.88803e+01 1.36219e+00 2293 2009 8 2.99613e+01 1.44546e+00 2125 2009 9 2.83967e+01 8.73573e-01 1956 2009 10 2.57501e+01 2.74556e+00 2544 2009 11 1.92339e+01 1.34970e+00 1529 2009 12 1.38656e+01 1.87587e+00 438 2010 1 1.14133e+01 2.87531e+00 1253 2010 2 1.20148e+01 1.24507e+00 1657 2010 3 1.53536e+01 2.09326e+00 1968 2010 4 2.15670e+01 1.45316e+00 2506 2010 5 2.68846e+01 1.98443e+00 3080 2010 6 3.04230e+01 1.28428e+00 2878 2010 7 3.00127e+01 1.61079e+00 2527 2010 8 2.98500e+01 1.57546e+00 1448 2010 9 2.90008e+01 1.47661e+00 2661 2010 10 2.43937e+01 8.80857e-01 4101 2010 11 1.96455e+01 1.49328e+00 2824 2010 12 1.43782e+01 2.94937e+00 1554 2011 1 1.11883e+01 1.15462e+00 1499 2011 2 1.50896e+01 2.73537e+00 1082 2011 3 1.91970e+01 1.63706e+00 2309 2011 4 2.37646e+01 1.55502e+00 3619 2011 5 2.58071e+01 1.60051e+00 4111 2011 6 2.94114e+01 1.41752e+00 2538 2011 7 2.95395e+01 1.12298e+00 1968 2011 8 3.05898e+01 1.30040e+00 3076 2011 9 2.81325e+01 1.08317e+00 2560 2011 10 2.33430e+01 2.03171e+00 2488 2011 11 1.84756e+01 1.06115e+00 2047 2011 12 1.59672e+01 7.19538e-01 1242 2012 1 1.48852e+01 1.55478e+00 2107 2012 2 1.56028e+01 1.70154e+00 795 2012 3 2.13042e+01 2.30728e+00 2744 2012 4 2.32485e+01 1.12877e+00 3138 2012 5 2.68418e+01 1.11268e+00 3179 2012 6 2.74625e+01 1.05237e+00 2193 2012 7 2.97416e+01 2.12857e+00 1970 2012 8 2.87955e+01 1.65350e+00 1717 2012 9 2.83000e+01 1.33088e+00 2032 2012 10 2.45824e+01 2.52876e+00 2459 2012 11 1.81108e+01 1.00750e+00 2216 2012 12 1.65785e+01 2.22807e+00 1432 2013 1 1.50481e+01 1.00661e+00 1153 2013 2 1.59201e+01 1.64225e+00 1543 2013 3 1.56836e+01 1.48537e+00 2350 2013 4 2.12911e+01 2.06745e+00 2105 2013 5 2.51041e+01 2.11916e+00 2495 2013 6 2.82205e+01 1.53276e+00 2428 2013 7 2.80716e+01 2.01236e+00 1305 2013 8 3.00960e+01 1.72496e+00 2231 2013 9 2.93757e+01 1.96099e+00 2563 2013 10 2.48354e+01 2.02570e+00 2207 2013 11 1.95556e+01 2.39936e+00 1637 2013 12 1.64122e+01 1.75494e+00 1040 2014 1 1.24142e+01 8.83915e-01 1028 2014 2 1.50182e+01 1.89797e+00 1062 2014 3 1.71697e+01 1.66378e+00 1575 2014 4 2.13564e+01 1.73465e+00 2172 2014 5 2.55677e+01 1.42533e+00 2503 2014 6 2.87764e+01 1.70431e+00 2125 2014 7 2.99444e+01 1.47757e+00 2035 2014 8 3.00120e+01 1.03305e+00 2422 2014 9 2.84449e+01 1.37250e+00 1167 2014 10 2.49744e+01 1.68943e+00 3387 2014 11 1.74065e+01 2.26216e+00 1941 2014 12 1.56935e+01 1.49850e+00 1462 2015 1 1.40506e+01 1.31412e+00 1593 2015 2 1.31819e+01 1.37598e+00 1542 2015 3 1.91515e+01 2.25458e+00 1509 2015 4 2.30609e+01 1.75546e+00 1275 2015 5 2.68042e+01 1.79647e+00 3595 2015 6 3.00049e+01 1.17641e+00 2324 2015 7 2.97001e+01 1.16327e+00 1591 2015 8 3.05286e+01 1.43276e+00 2053 2015 9 2.78388e+01 2.05456e+00 1154 2015 10 2.40172e+01 1.30768e+00 2280 2015 11 2.23633e+01 3.01392e+00 1945 2015 12 1.83313e+01 1.18369e+00 1017 2016 1 1.39474e+01 2.02272e+00 1409 2016 2 1.40454e+01 1.68198e+00 1632 2016 3 1.85341e+01 2.01545e+00 1689 2016 4 2.19823e+01 1.98888e+00 2006 2016 5 2.61399e+01 1.46262e+00 3013 2016 6 2.94850e+01 1.20320e+00 2495 2016 7 3.10543e+01 1.39610e+00 3093 2016 8 3.03453e+01 1.18352e+00 2357 2016 9 2.94772e+01 1.10464e+00 2538 2016 10 2.53408e+01 1.77984e+00 2327 2016 11 2.06051e+01 2.31089e+00 2643 2016 12 1.74298e+01 1.85856e+00 1475 2017 1 1.61231e+01 1.78879e+00 1227 2017 2 1.80932e+01 1.73809e+00 1892 2017 3 1.86821e+01 2.14222e+00 2552 2017 4 2.30429e+01 1.40639e+00 2736 2017 5 2.50986e+01 1.56227e+00 2198 2017 6 2.85011e+01 1.66922e+00 1674 2017 7 3.07206e+01 1.37013e+00 1206 2017 8 3.01183e+01 1.49254e+00 1894 2017 9 2.80052e+01 1.72368e+00 2237 2017 10 2.47953e+01 2.51904e+00 2945 2017 11 1.99353e+01 1.45494e+00 2825 2017 12 1.62622e+01 2.49162e+00 1184 2018 1 1.15930e+01 1.40202e+00 1019 2018 2 1.94005e+01 3.26779e+00 1295 2018 3 1.82593e+01 1.70509e+00 2519 2018 4 2.13888e+01 1.04521e+00 2271 2018 5 2.52547e+01 1.96991e+00 1945 2018 6 2.95035e+01 1.77420e+00 1917 2018 7 2.98731e+01 1.02705e+00 1439 2018 8 2.99952e+01 1.45142e+00 1721 2018 9 3.04308e+01 1.00154e+00 2784 2018 10 2.65942e+01 2.43874e+00 2837 2018 11 1.92590e+01 2.29120e+00 1275 2018 12 1.55548e+01 1.67659e+00 1222 2019 1 1.50515e+01 1.85753e+00 1705 2019 2 1.75396e+01 2.86610e+00 846 2019 3 1.84044e+01 1.43331e+00 1951 2019 4 2.21215e+01 1.68956e+00 2193 2019 5 2.77019e+01 1.91449e+00 3190 2019 6 2.91040e+01 1.28912e+00 1995 2019 7 2.99869e+01 1.38094e+00 1869 2019 8 3.02748e+01 1.13003e+00 1968 2019 9 2.91017e+01 1.11702e+00 3532 2019 10 2.63155e+01 1.86958e+00 2427 2019 11 1.87301e+01 2.67593e+00 2118 2019 12 1.61695e+01 1.24431e+00 1241 2020 1 1.57101e+01 1.64238e+00 2121 2020 2 1.55745e+01 1.17908e+00 1677 2020 3 2.14662e+01 3.46578e+00 2700 2020 4 2.39058e+01 1.06808e+00 2040 2020 5 2.49087e+01 1.47659e+00 2964 2020 6 2.94436e+01 1.20867e+00 2193 2020 7 3.01286e+01 1.20202e+00 2194 2020 8 3.09972e+01 1.13553e+00 1485 2020 9 2.84467e+01 2.31119e+00 1660 2020 10 2.55251e+01 8.85318e-01 2297 2020 11 2.13722e+01 1.90358e+00 3098 2020 12 1.48006e+01 1.49962e+00 2653 2021 1 1.38075e+01 1.59307e+00 1897 2021 2 1.62930e+01 2.18962e+00 1822 2021 3 1.87998e+01 1.60961e+00 2143 2021 4 2.16498e+01 1.49854e+00 2303 2021 5 2.56305e+01 1.36624e+00 2531 2021 6 2.79290e+01 1.29712e+00 1294 2021 7 2.93515e+01 1.33231e+00 1423 2021 8 3.01435e+01 1.76202e+00 1545 2021 9 2.85163e+01 1.18915e+00 2194 2021 10 2.56912e+01 1.91978e+00 2291 2021 11 1.84874e+01 1.53554e+00 2772 2021 12 1.76758e+01 1.17020e+00 2528 2022 1 1.55436e+01 2.62197e+00 2627 2022 2 1.54009e+01 2.36600e+00 2270 2022 3 1.93310e+01 1.06536e+00 2624 2022 4 2.30099e+01 1.43673e+00 2062 2022 5 2.69264e+01 1.34237e+00 2767 2022 6 2.97536e+01 1.25355e+00 2744 2022 7 3.02852e+01 1.11186e+00 2004 2022 8 3.07823e+01 1.36691e+00 2227 2022 9 2.83378e+01 1.73301e+00 1792 2022 10 2.31143e+01 1.52846e+00 3330 2022 11 2.10541e+01 2.31210e+00 1710 2022 12 1.70622e+01 3.16627e+00 3272 2023 1 1.45946e+01 1.17380e+00 2555 2023 2 1.67577e+01 1.30634e+00 1893 2023 3 2.03373e+01 2.00709e+00 2677 2023 4 2.29292e+01 1.04187e+00 1947 2023 5 2.54471e+01 1.69843e+00 2474 2023 6 2.75454e+01 1.69065e+00 2319 2023 7 3.04322e+01 1.41964e+00 2969 2023 8 3.11417e+01 9.32780e-01 2758 2023 9 2.90378e+01 1.32165e+00 2301 2023 10 2.35025e+01 1.44778e+00 2802 2023 11 2.00917e+01 1.74604e+00 2057 2023 12 1.43497e+01 1.24631e+00 1525 2024 1 1.34207e+01 1.44341e+00 1269 2024 2 1.52753e+01 8.21843e-01 2101 2024 3 2.00492e+01 1.23061e+00 1740 2024 4 2.18927e+01 6.86954e-01 139