YEAR MONTH MEAN STDEV COUNT 2000 1 nan nan 0 2000 2 1.78787e+01 5.03174e-01 66 2000 3 2.06140e+01 1.52539e+00 744 2000 4 2.21791e+01 1.10304e+00 750 2000 5 2.58323e+01 1.78239e+00 800 2000 6 2.83434e+01 8.54496e-01 391 2000 7 2.89006e+01 7.00195e-01 392 2000 8 2.93811e+01 1.32908e+00 225 2000 9 2.67586e+01 1.44889e+00 502 2000 10 2.31862e+01 1.75062e+00 836 2000 11 2.16585e+01 2.02928e+00 467 2000 12 1.65894e+01 1.03356e+00 197 2001 1 1.23439e+01 7.29717e-02 128 2001 2 1.74973e+01 2.22494e+00 495 2001 3 1.72804e+01 1.24882e+00 576 2001 4 2.16177e+01 1.79964e+00 658 2001 5 2.50859e+01 1.36385e+00 827 2001 6 2.84175e+01 1.30931e+00 256 2001 7 2.85770e+01 8.32012e-01 73 2001 8 2.99511e+01 6.01179e-01 360 2001 9 2.67511e+01 1.77563e+00 435 2001 10 2.23021e+01 2.04403e+00 480 2001 11 1.97335e+01 8.91031e-01 748 2001 12 1.99703e+01 2.16440e+00 620 2002 1 1.61438e+01 2.14616e+00 196 2002 2 1.61906e+01 1.50491e+00 378 2002 3 1.73992e+01 2.54081e+00 242 2002 4 2.38696e+01 1.56671e+00 577 2002 5 2.60603e+01 1.60614e+00 832 2002 6 2.81877e+01 1.20486e+00 437 2002 7 2.93585e+01 1.25528e+00 1460 2002 8 2.89273e+01 9.86055e-01 2021 2002 9 2.86833e+01 1.08330e+00 1995 2002 10 2.72759e+01 1.68835e+00 2858 2002 11 2.02846e+01 2.81006e+00 1903 2002 12 1.47946e+01 9.74739e-01 854 2003 1 1.20268e+01 1.49500e+00 1640 2003 2 1.45852e+01 1.83338e+00 870 2003 3 2.07881e+01 1.87652e+00 1286 2003 4 2.19605e+01 2.24430e+00 2598 2003 5 2.71652e+01 1.61263e+00 2725 2003 6 2.79307e+01 1.63301e+00 1507 2003 7 2.91869e+01 1.89776e+00 1416 2003 8 2.86814e+01 1.25931e+00 1901 2003 9 2.78918e+01 1.47209e+00 1814 2003 10 2.44743e+01 1.07624e+00 2660 2003 11 2.18075e+01 2.06919e+00 2704 2003 12 1.48990e+01 1.69961e+00 1148 2004 1 1.37200e+01 1.05174e+00 1651 2004 2 1.42171e+01 1.18624e+00 743 2004 3 1.89299e+01 1.65236e+00 2610 2004 4 2.03780e+01 1.60360e+00 2767 2004 5 2.60349e+01 1.79679e+00 3833 2004 6 2.99257e+01 1.36691e+00 2188 2004 7 3.01857e+01 1.49328e+00 2243 2004 8 2.98048e+01 1.31153e+00 2183 2004 9 2.70979e+01 2.06400e+00 2141 2004 10 2.52338e+01 1.79117e+00 2698 2004 11 2.18209e+01 2.46420e+00 2609 2004 12 1.61766e+01 2.36052e+00 1691 2005 1 1.46444e+01 2.08718e+00 1114 2005 2 1.51742e+01 9.84456e-01 1188 2005 3 1.71707e+01 1.74785e+00 1813 2005 4 2.07425e+01 1.08475e+00 2828 2005 5 2.49206e+01 2.17626e+00 3178 2005 6 2.81763e+01 1.82850e+00 1935 2005 7 3.04867e+01 1.78245e+00 2409 2005 8 3.06955e+01 2.03414e+00 2041 2005 9 2.79749e+01 1.24676e+00 2956 2005 10 2.49672e+01 3.00217e+00 3103 2005 11 1.98079e+01 1.81540e+00 2127 2005 12 1.50703e+01 2.10778e+00 1663 2006 1 1.52094e+01 1.28338e+00 1623 2006 2 1.45657e+01 1.71590e+00 1479 2006 3 1.89148e+01 1.22049e+00 3032 2006 4 2.29204e+01 2.32367e+00 2953 2006 5 2.52327e+01 1.74727e+00 3434 2006 6 2.81983e+01 1.19372e+00 3213 2006 7 3.00827e+01 1.36691e+00 2758 2006 8 3.05977e+01 1.11208e+00 2269 2006 9 2.87172e+01 1.34556e+00 2583 2006 10 2.46858e+01 1.98919e+00 3022 2006 11 1.92479e+01 1.42698e+00 1681 2006 12 1.62898e+01 1.59628e+00 721 2007 1 1.46837e+01 1.66329e+00 986 2007 2 1.39177e+01 1.20874e+00 1276 2007 3 1.89102e+01 1.66214e+00 3015 2007 4 2.10344e+01 1.57742e+00 2243 2007 5 2.43486e+01 1.26720e+00 3764 2007 6 2.77668e+01 1.79250e+00 2498 2007 7 2.99400e+01 1.87268e+00 2311 2007 8 3.06887e+01 1.00545e+00 2657 2007 9 2.86130e+01 1.46347e+00 2322 2007 10 2.64655e+01 9.12543e-01 1971 2007 11 1.96482e+01 1.66989e+00 3005 2007 12 1.82551e+01 1.82913e+00 1956 2008 1 1.34859e+01 2.07313e+00 911 2008 2 1.69410e+01 1.32266e+00 1537 2008 3 1.79922e+01 1.64115e+00 2470 2008 4 2.23638e+01 1.27048e+00 2898 2008 5 2.53647e+01 1.45018e+00 2761 2008 6 2.91999e+01 1.23758e+00 2331 2008 7 3.00399e+01 1.39260e+00 1581 2008 8 2.87592e+01 1.37019e+00 1596 2008 9 2.75891e+01 1.85247e+00 2632 2008 10 2.36721e+01 2.34639e+00 3228 2008 11 1.70572e+01 2.18479e+00 2365 2008 12 1.57301e+01 1.35178e+00 1640 2009 1 1.49618e+01 2.27335e+00 1731 2009 2 1.44235e+01 1.54632e+00 1780 2009 3 1.82211e+01 2.77182e+00 2424 2009 4 2.23669e+01 1.97509e+00 2465 2009 5 2.62164e+01 1.42523e+00 2486 2009 6 2.89254e+01 1.36331e+00 2737 2009 7 2.93488e+01 1.30004e+00 1815 2009 8 2.99220e+01 1.62591e+00 2038 2009 9 2.87410e+01 8.96912e-01 2314 2009 10 2.59653e+01 2.88568e+00 2934 2009 11 1.99620e+01 1.33409e+00 1848 2009 12 1.43379e+01 1.91878e+00 474 2010 1 1.12384e+01 2.76944e+00 1514 2010 2 1.24736e+01 1.31078e+00 1609 2010 3 1.52204e+01 2.14180e+00 2027 2010 4 2.11369e+01 1.39243e+00 2038 2010 5 2.67947e+01 1.95067e+00 3250 2010 6 3.03764e+01 1.36899e+00 2657 2010 7 2.97321e+01 1.40255e+00 2579 2010 8 3.05240e+01 1.88694e+00 1399 2010 9 2.93259e+01 1.46785e+00 2723 2010 10 2.46973e+01 1.09738e+00 4197 2010 11 2.00236e+01 1.60811e+00 2991 2010 12 1.40569e+01 3.12667e+00 1753 2011 1 1.16261e+01 8.66021e-01 1380 2011 2 1.48031e+01 1.85325e+00 1002 2011 3 1.94194e+01 1.40672e+00 2199 2011 4 2.38886e+01 1.51769e+00 3602 2011 5 2.60002e+01 1.43217e+00 4266 2011 6 2.95664e+01 1.21666e+00 2480 2011 7 2.99198e+01 1.44537e+00 1806 2011 8 3.07197e+01 1.12804e+00 2608 2011 9 2.83576e+01 1.10747e+00 3012 2011 10 2.38664e+01 2.11201e+00 2470 2011 11 1.91990e+01 1.08239e+00 2045 2011 12 1.66982e+01 8.95410e-01 1806 2012 1 1.55251e+01 1.61651e+00 1863 2012 2 1.67723e+01 2.07384e+00 667 2012 3 2.15931e+01 2.04481e+00 2796 2012 4 2.35446e+01 1.12187e+00 3356 2012 5 2.69679e+01 1.15012e+00 2966 2012 6 2.75629e+01 1.12522e+00 1781 2012 7 2.95847e+01 1.93535e+00 2542 2012 8 2.96577e+01 1.40182e+00 1989 2012 9 2.83541e+01 1.21867e+00 2499 2012 10 2.47319e+01 2.42377e+00 2829 2012 11 1.85428e+01 9.30195e-01 2180 2012 12 1.72345e+01 1.72584e+00 1835 2013 1 1.58005e+01 1.12740e+00 1167 2013 2 1.62927e+01 1.43666e+00 1814 2013 3 1.63281e+01 1.56159e+00 2810 2013 4 2.11241e+01 2.11576e+00 2110 2013 5 2.44795e+01 2.29886e+00 3104 2013 6 2.87054e+01 1.97634e+00 2739 2013 7 2.86499e+01 1.45055e+00 1252 2013 8 2.98158e+01 1.93447e+00 2459 2013 9 2.92385e+01 1.63666e+00 2619 2013 10 2.54006e+01 1.85970e+00 3130 2013 11 1.97569e+01 2.48580e+00 1307 2013 12 1.71485e+01 1.22336e+00 1107 2014 1 1.36891e+01 1.29703e+00 906 2014 2 1.59020e+01 2.33376e+00 1108 2014 3 1.79390e+01 1.93264e+00 2411 2014 4 2.14538e+01 2.17865e+00 2017 2014 5 2.55082e+01 1.63729e+00 2495 2014 6 2.88091e+01 1.81532e+00 2218 2014 7 3.03338e+01 1.73319e+00 1643 2014 8 2.98842e+01 1.33479e+00 2693 2014 9 2.82729e+01 1.57318e+00 1601 2014 10 2.53995e+01 2.01172e+00 3435 2014 11 1.79588e+01 2.21481e+00 1835 2014 12 1.66263e+01 1.11260e+00 1581 2015 1 1.50325e+01 1.06602e+00 1694 2015 2 1.40552e+01 1.34871e+00 1734 2015 3 1.99858e+01 2.06946e+00 1814 2015 4 2.36571e+01 1.92509e+00 1306 2015 5 2.68372e+01 1.83626e+00 3763 2015 6 3.02905e+01 1.53381e+00 2326 2015 7 2.94858e+01 1.41933e+00 1629 2015 8 2.95278e+01 1.68787e+00 2542 2015 9 2.77047e+01 1.46651e+00 1323 2015 10 2.41540e+01 1.40488e+00 2337 2015 11 2.27173e+01 2.91191e+00 2400 2015 12 1.89604e+01 1.31237e+00 1055 2016 1 1.51007e+01 1.94344e+00 1423 2016 2 1.50164e+01 1.74586e+00 1546 2016 3 1.86558e+01 1.87783e+00 1081 2016 4 2.23735e+01 2.09176e+00 2222 2016 5 2.60913e+01 1.71750e+00 3057 2016 6 2.97192e+01 1.17914e+00 2910 2016 7 3.11845e+01 1.32036e+00 3326 2016 8 3.03159e+01 1.03623e+00 2081 2016 9 2.95343e+01 1.21890e+00 2617 2016 10 2.50554e+01 1.88565e+00 3089 2016 11 2.08662e+01 2.31226e+00 2696 2016 12 1.86333e+01 1.44609e+00 1651 2017 1 1.62992e+01 1.38539e+00 1544 2017 2 1.80335e+01 1.84023e+00 2089 2017 3 1.89559e+01 2.05343e+00 2952 2017 4 2.33806e+01 1.28553e+00 3015 2017 5 2.53415e+01 1.52448e+00 2707 2017 6 2.86837e+01 1.74299e+00 1687 2017 7 3.02844e+01 1.62964e+00 1567 2017 8 3.00311e+01 1.66053e+00 2458 2017 9 2.84133e+01 1.75841e+00 2340 2017 10 2.52287e+01 2.45122e+00 2837 2017 11 2.03696e+01 1.23791e+00 2849 2017 12 1.75543e+01 2.51474e+00 1306 2018 1 1.15817e+01 1.62421e+00 1391 2018 2 1.85785e+01 3.45895e+00 1633 2018 3 1.85479e+01 1.84505e+00 2909 2018 4 2.16428e+01 1.41155e+00 2506 2018 5 2.51231e+01 1.52645e+00 1846 2018 6 2.92377e+01 1.80827e+00 2001 2018 7 2.99084e+01 1.48796e+00 1484 2018 8 3.02070e+01 1.23935e+00 1831 2018 9 3.03513e+01 1.17844e+00 3219 2018 10 2.70896e+01 2.24906e+00 3174 2018 11 2.05401e+01 2.31327e+00 1564 2018 12 1.66626e+01 1.83285e+00 1523 2019 1 1.58388e+01 1.76687e+00 1496 2019 2 1.83334e+01 2.59172e+00 1120 2019 3 1.88607e+01 1.60545e+00 2524 2019 4 2.24267e+01 2.16238e+00 2306 2019 5 2.74839e+01 1.91404e+00 3490 2019 6 2.90279e+01 1.71447e+00 2297 2019 7 2.99111e+01 1.53646e+00 1630 2019 8 2.99408e+01 1.10161e+00 1834 2019 9 2.90273e+01 1.10000e+00 3542 2019 10 2.64812e+01 1.85326e+00 2433 2019 11 1.93959e+01 2.50500e+00 2234 2019 12 1.72318e+01 1.34613e+00 1723 2020 1 1.66638e+01 1.48872e+00 2512 2020 2 1.61964e+01 1.26730e+00 1852 2020 3 2.15845e+01 3.49613e+00 2703 2020 4 2.39904e+01 1.14556e+00 1985 2020 5 2.49104e+01 1.42860e+00 3097 2020 6 2.96190e+01 1.21664e+00 1964 2020 7 2.99905e+01 1.20740e+00 2282 2020 8 3.13434e+01 1.35896e+00 1326 2020 9 2.85261e+01 2.25606e+00 1510 2020 10 2.59328e+01 8.83074e-01 2473 2020 11 2.16734e+01 1.78118e+00 2815 2020 12 1.54108e+01 1.56017e+00 3058 2021 1 1.46230e+01 1.55448e+00 1826 2021 2 1.73197e+01 2.47411e+00 1938 2021 3 1.90899e+01 1.83985e+00 2323 2021 4 2.24813e+01 1.79213e+00 2529 2021 5 2.55177e+01 1.53085e+00 3215 2021 6 2.82218e+01 1.34818e+00 1456 2021 7 2.93510e+01 1.45501e+00 1711 2021 8 3.04248e+01 1.33505e+00 1546 2021 9 2.86919e+01 1.25102e+00 2047 2021 10 2.64659e+01 1.77662e+00 2008 2021 11 1.88861e+01 1.54363e+00 2756 2021 12 1.82371e+01 1.31459e+00 2769 2022 1 1.59710e+01 2.49163e+00 2733 2022 2 1.60829e+01 2.73409e+00 2495 2022 3 1.97470e+01 1.14592e+00 2737 2022 4 2.31939e+01 1.29661e+00 1977 2022 5 2.69991e+01 1.20905e+00 2866 2022 6 2.94418e+01 1.44271e+00 2669 2022 7 3.10565e+01 9.35951e-01 2172 2022 8 3.11260e+01 1.31906e+00 2030 2022 9 2.86475e+01 2.04051e+00 1791 2022 10 2.35156e+01 1.51163e+00 3012 2022 11 2.14817e+01 2.42467e+00 1428 2022 12 1.78433e+01 2.96583e+00 3007 2023 1 1.50275e+01 1.14755e+00 2425 2023 2 1.74857e+01 1.48682e+00 2181 2023 3 2.07663e+01 1.88815e+00 2841 2023 4 2.34500e+01 1.01995e+00 2039 2023 5 2.56693e+01 2.05295e+00 2686 2023 6 2.78613e+01 1.28644e+00 2254 2023 7 3.08854e+01 1.23941e+00 2444 2023 8 3.13573e+01 1.10476e+00 2682 2023 9 2.95016e+01 1.30337e+00 2554 2023 10 2.40060e+01 1.60647e+00 2625 2023 11 2.06212e+01 1.73326e+00 1918 2023 12 1.50970e+01 1.87428e+00 1192 2024 1 1.42684e+01 1.22080e+00 1300 2024 2 1.59247e+01 1.02769e+00 2020 2024 3 2.07489e+01 1.15992e+00 1906 2024 4 2.21270e+01 8.93031e-01 211