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 1.38325e+00 2.83120e-01 48 2002 8 1.53798e+00 7.93687e-01 210 2002 9 1.66610e+00 5.71979e-01 138 2002 10 1.52208e+00 3.51582e-01 83 2002 11 9.69177e-01 1.50868e-01 79 2002 12 1.35915e+00 5.28728e-01 186 2003 1 1.53444e+00 4.29813e-01 77 2003 2 7.85108e-01 1.56198e-01 87 2003 3 9.03622e-01 2.15349e-01 66 2003 4 1.44498e+00 5.69303e-01 122 2003 5 1.73819e+00 9.88307e-01 102 2003 6 2.44455e+00 1.49271e+00 32 2003 7 1.41034e+00 4.37087e-01 79 2003 8 1.87496e+00 2.39551e+00 79 2003 9 1.24996e+00 3.58078e-01 97 2003 10 1.00108e+00 2.29395e-01 120 2003 11 1.14500e+00 3.35158e-01 62 2003 12 2.17098e+00 8.77822e-01 116 2004 1 5.51944e-01 4.36447e-02 8 2004 2 6.86308e-01 1.03102e-01 38 2004 3 1.61331e+00 9.92755e-01 54 2004 4 1.85152e+00 8.12825e-01 60 2004 5 2.30286e+00 1.42476e+00 65 2004 6 3.12492e+00 2.78225e+00 39 2004 7 4.85013e+00 2.44272e+00 30 2004 8 1.86234e+00 4.30365e-01 103 2004 9 1.69793e+00 5.97664e-01 202 2004 10 1.50895e+00 4.24028e-01 128 2004 11 1.31083e+00 4.30434e-01 103 2004 12 1.47813e+00 5.83368e-01 42 2005 1 nan nan 0 2005 2 8.74050e-01 2.55989e-01 33 2005 3 1.09216e+00 3.61761e-01 170 2005 4 1.67093e+00 1.10963e+00 132 2005 5 1.06824e+00 2.46045e-01 49 2005 6 1.17128e+00 3.32851e-01 75 2005 7 8.10560e-01 2.24314e-01 103 2005 8 9.92944e-01 3.10609e-01 145 2005 9 1.24640e+00 3.36466e-01 142 2005 10 1.37638e+00 2.35299e-01 114 2005 11 1.04476e+00 1.30129e-01 19 2005 12 6.87058e-01 3.16320e-01 80 2006 1 1.33138e+00 3.22641e-01 91 2006 2 1.30671e+00 9.91467e-01 67 2006 3 1.14453e+00 6.84901e-01 104 2006 4 8.64817e-01 3.31959e-01 100 2006 5 1.05613e+00 3.49495e-01 80 2006 6 3.10193e+00 2.74700e+00 87 2006 7 9.34325e-01 1.40117e-01 55 2006 8 2.04085e+00 1.03987e+00 152 2006 9 1.14286e+00 2.88775e-01 85 2006 10 1.34805e+00 4.07013e-01 77 2006 11 1.65118e+00 7.44803e-01 64 2006 12 1.03780e+00 2.55285e-01 66 2007 1 1.28367e+00 4.71136e-01 111 2007 2 nan nan 0 2007 3 1.41426e+00 4.74929e-01 78 2007 4 1.24514e+00 3.97994e-01 86 2007 5 9.84720e-01 2.39978e-01 82 2007 6 1.01173e+00 2.97804e-01 100 2007 7 7.51640e-01 2.32270e-01 85 2007 8 8.48240e-01 2.24758e-01 97 2007 9 1.20870e+00 3.30801e-01 177 2007 10 1.35444e+00 2.83846e-01 95 2007 11 1.29522e+00 6.65742e-01 53 2007 12 9.00716e-01 2.45371e-01 3 2008 1 nan nan 0 2008 2 9.51378e-01 4.12816e-01 34 2008 3 1.11813e+00 5.12476e-01 90 2008 4 1.80765e+00 1.47803e+00 41 2008 5 2.77251e+00 1.09776e+00 55 2008 6 5.42332e+00 1.94014e+00 17 2008 7 4.31940e+00 6.15048e+00 96 2008 8 3.47939e+00 4.54347e+00 149 2008 9 1.43045e+00 3.72618e-01 87 2008 10 1.37013e+00 2.01148e-01 140 2008 11 1.30234e+00 2.96825e-01 21 2008 12 1.03588e+00 1.59509e-01 10 2009 1 nan nan 0 2009 2 5.93500e-01 1.84617e-01 68 2009 3 1.15218e+00 5.68369e-01 124 2009 4 1.09613e+00 2.42514e-01 121 2009 5 1.08246e+00 4.84317e-01 71 2009 6 9.94571e-01 3.54476e-01 22 2009 7 1.45247e+00 4.37578e-01 22 2009 8 2.70684e+00 2.00914e+00 92 2009 9 1.51948e+00 4.66953e-01 196 2009 10 1.22894e+00 2.33442e-01 28 2009 11 1.59977e+00 5.68783e-01 39 2009 12 1.22671e+00 2.41868e-01 45 2010 1 nan nan 0 2010 2 5.65492e-01 1.41092e-01 34 2010 3 8.79923e-01 5.23289e-01 220 2010 4 1.33483e+00 7.81008e-01 103 2010 5 1.16580e+00 4.13616e-01 72 2010 6 1.50460e+00 7.27638e-01 53 2010 7 2.22682e+00 2.00266e+00 31 2010 8 5.13371e+00 7.05830e+00 123 2010 9 2.01094e+00 5.03416e-01 75 2010 10 3.94688e+00 7.57273e+00 148 2010 11 1.43597e+00 4.60647e-01 81 2010 12 1.35326e+00 6.07801e-01 55 2011 1 9.37940e-01 4.14747e-01 32 2011 2 7.66346e-01 2.49377e-01 65 2011 3 9.25880e-01 2.06061e-01 130 2011 4 2.04437e+00 1.08498e+00 62 2011 5 1.00306e+00 4.72512e-01 26 2011 6 1.02259e+01 1.35106e+01 58 2011 7 2.44135e+00 1.76337e+00 112 2011 8 1.97136e+00 7.62875e-01 127 2011 9 3.04485e+00 2.03146e+00 128 2011 10 1.47082e+00 4.55284e-01 133 2011 11 8.67034e-01 7.31321e-02 19 2011 12 1.74483e+00 1.05719e+00 105 2012 1 8.70781e-01 3.73429e-01 89 2012 2 1.24990e+00 5.04149e-01 98 2012 3 1.26641e+00 4.44145e-01 100 2012 4 1.07116e+00 2.78487e-01 121 2012 5 4.37584e+00 4.40673e+00 56 2012 6 1.13368e+00 2.86554e-01 79 2012 7 1.38861e+00 5.12790e-01 93 2012 8 1.19409e+00 4.46265e-01 80 2012 9 1.57089e+00 5.30062e-01 104 2012 10 1.26080e+00 4.09250e-01 71 2012 11 8.75009e-01 3.84507e-01 102 2012 12 3.65612e-01 5.63197e-02 16 2013 1 7.93793e-01 3.70785e-01 137 2013 2 4.01940e-01 0.00000e+00 2 2013 3 7.90843e-01 2.51110e-01 58 2013 4 1.64676e+00 1.11598e+00 79 2013 5 1.83009e+00 1.73724e+00 81 2013 6 1.51410e+00 5.36411e-01 32 2013 7 1.22297e+00 3.84787e-01 137 2013 8 1.16044e+00 2.12892e-01 67 2013 9 1.56714e+00 8.86880e-01 171 2013 10 1.14197e+00 2.21138e-01 62 2013 11 1.05573e+00 4.41634e-01 58 2013 12 1.23365e+00 6.68373e-01 59 2014 1 nan nan 0 2014 2 6.22863e-01 1.20681e-01 24 2014 3 8.42398e-01 1.36595e-02 3 2014 4 8.64900e-01 2.98841e-01 48 2014 5 1.72096e+00 1.33081e+00 59 2014 6 2.31213e+00 2.06604e+00 49 2014 7 8.53252e-01 1.02233e-02 3 2014 8 1.72564e+00 5.58012e-01 67 2014 9 1.39006e+00 8.45176e-01 127 2014 10 1.20051e+00 4.17258e-01 111 2014 11 nan nan 0 2014 12 1.52913e+00 2.83207e-01 53 2015 1 5.94054e-01 1.74748e-01 54 2015 2 7.49606e-01 8.93377e-02 23 2015 3 7.74001e-01 2.20773e-01 188 2015 4 7.21948e-01 1.73061e-01 80 2015 5 6.05845e-01 1.87981e-01 54 2015 6 2.71358e+00 2.80242e+00 65 2015 7 8.23767e-01 1.91336e-01 111 2015 8 1.15456e+00 3.18637e-01 58 2015 9 6.59325e+00 1.41051e+01 130 2015 10 1.48572e+00 4.13726e-01 108 2015 11 1.58766e+00 1.84611e+00 137 2015 12 9.91745e-01 3.56759e-01 54 2016 1 1.16412e+00 5.82615e-01 43 2016 2 9.48844e-01 4.40575e-01 51 2016 3 1.60375e+00 4.59506e-01 64 2016 4 1.44668e+00 1.13656e+00 52 2016 5 1.41716e+00 5.55906e-01 88 2016 6 1.52315e+00 3.29753e-01 64 2016 7 1.21444e+00 2.40295e-01 109 2016 8 1.67729e+00 4.69365e-01 146 2016 9 2.89480e+00 1.48716e+00 145 2016 10 1.28583e+00 4.46006e-01 36 2016 11 1.43331e+00 2.90011e-01 146 2016 12 6.62134e-01 3.34038e-01 18 2017 1 8.22949e-01 2.07458e-01 62 2017 2 8.54923e-01 6.53211e-01 123 2017 3 1.06692e+00 3.30783e-01 53 2017 4 1.14652e+00 5.26003e-01 67 2017 5 1.92333e+00 1.06142e+00 124 2017 6 2.53409e+00 1.21493e+00 69 2017 7 9.34134e+00 1.08461e+01 140 2017 8 2.08908e+00 1.08193e+00 82 2017 9 1.53842e+00 3.09431e-01 192 2017 10 1.57499e+00 1.16598e+00 153 2017 11 1.16112e+00 2.68893e-01 44 2017 12 7.45170e-01 1.35547e-01 23 2018 1 7.84180e-01 3.08417e-01 33 2018 2 9.56541e-01 5.62416e-01 63 2018 3 1.19394e+00 4.39659e-01 187 2018 4 1.12241e+00 3.48324e-01 103 2018 5 3.09620e+00 2.79034e+00 53 2018 6 9.40754e-01 2.11288e-01 12 2018 7 1.05206e+00 1.98738e-01 105 2018 8 1.03795e+00 1.38595e-01 65 2018 9 3.79210e+00 5.00933e+00 191 2018 10 1.75132e+00 3.48430e-01 32 2018 11 2.18432e+00 6.99167e-01 55 2018 12 1.78225e+00 6.54231e-01 136 2019 1 7.38904e-01 1.15587e-01 30 2019 2 1.08045e+00 2.96776e-01 26 2019 3 1.47768e+00 9.52120e-01 72 2019 4 9.34296e-01 2.81933e-01 69 2019 5 1.31099e+00 3.80469e-01 54 2019 6 1.31368e+01 1.96413e+01 14 2019 7 2.93857e+00 8.22636e-01 59 2019 8 3.23689e+00 3.60749e+00 126 2019 9 3.32976e+00 7.86023e-01 11 2019 10 2.03341e+00 2.26006e+00 121 2019 11 1.73886e+00 9.53065e-01 72 2019 12 2.03407e+00 5.59122e-01 46 2020 1 1.28500e+00 5.06131e-01 66 2020 2 1.20136e+00 3.49073e-01 118 2020 3 1.62404e+00 4.58300e-01 63 2020 4 1.52597e+00 8.48331e-01 58 2020 5 2.74114e+00 1.82196e+00 65 2020 6 4.41026e+00 3.33461e+00 125 2020 7 3.16208e+00 1.74372e+00 103 2020 8 2.72113e+00 5.06914e-01 24 2020 9 2.10626e+00 2.05170e-01 45 2020 10 1.85475e+00 2.75476e-01 63 2020 11 2.13341e+00 8.69845e-01 178 2020 12 2.08833e+00 6.14975e-01 74 2021 1 1.25441e+00 4.92930e-01 60 2021 2 8.35016e-01 3.20529e-01 74 2021 3 1.13717e+00 5.05723e-01 175 2021 4 8.91954e-01 4.17749e-01 93 2021 5 1.01702e+00 1.89167e-01 33 2021 6 9.04716e-01 1.46038e-01 123 2021 7 3.47308e+00 3.10144e+00 68 2021 8 2.93214e+00 3.99493e+00 135 2021 9 2.46711e+00 7.96536e-01 101 2021 10 1.89316e+00 3.73789e-01 55 2021 11 1.47994e+00 3.87714e-01 58 2021 12 8.23174e-01 8.08205e-02 14 2022 1 1.84803e+00 5.16080e-01 42 2022 2 nan nan 0 2022 3 1.41622e+00 8.09149e-01 51 2022 4 nan nan 0 2022 5 1.16849e+00 4.76697e-01 37 2022 6 2.55752e+00 1.74830e+00 70 2022 7 9.36629e-01 1.85448e-01 48 2022 8 1.84136e+00 6.51016e-01 147 2022 9 1.44878e+00 3.70238e-01 127 2022 10 1.38060e+00 3.51678e-01 386 2022 11 1.39954e+00 7.05843e-01 345 2022 12 1.38367e+00 7.00837e-01 59 2023 1 1.06772e+00 4.14006e-01 175 2023 2 1.16438e+00 4.82468e-01 425 2023 3 1.52720e+00 7.34417e-01 284 2023 4 1.69803e+00 1.07736e+00 244 2023 5 2.19193e+00 1.81716e+00 313 2023 6 1.40934e+00 5.99005e-01 57 2023 7 1.86344e+00 1.07727e+00 182 2023 8 2.05007e+00 1.49139e+00 133 2023 9 1.50631e+00 4.83410e-01 199 2023 10 1.31385e+00 3.08376e-01 95 2023 11 1.02138e+00 4.45140e-01 291 2023 12 7.45883e-01 2.29980e-01 66 2024 1 1.51939e+00 2.03851e-01 81 2024 2 1.33997e+00 6.24089e-01 176 2024 3 1.19140e+00 5.75857e-01 251 2024 4 nan nan 0