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 2.03526e+00 4.54840e-01 32 2002 8 2.20604e+00 5.22445e-01 56 2002 9 6.93610e-01 8.25855e-01 79 2002 10 9.90935e-01 7.07280e-01 76 2002 11 1.20924e+00 4.90522e-01 228 2002 12 1.58676e+00 3.89277e-01 149 2003 1 1.52299e+00 6.74264e-01 223 2003 2 2.14945e+00 4.80930e-01 108 2003 3 -7.36188e-01 8.95082e-01 66 2003 4 7.89688e-01 1.01190e+00 134 2003 5 1.83645e+00 4.37997e-01 39 2003 6 1.77235e+00 3.28032e-01 43 2003 7 1.24661e+00 4.25416e-01 40 2003 8 -5.08144e-03 4.28538e-01 17 2003 9 6.58145e-01 6.87690e-01 49 2003 10 1.94160e+00 5.25840e-01 155 2003 11 1.36246e+00 5.71806e-01 206 2003 12 2.16363e+00 5.42595e-01 138 2004 1 2.86937e+00 3.13768e-01 117 2004 2 1.58120e+00 7.78887e-01 57 2004 3 1.29274e+00 5.64646e-01 167 2004 4 1.94082e+00 3.79749e-01 90 2004 5 2.32958e+00 3.05588e-01 108 2004 6 2.63381e+00 1.92172e-01 27 2004 7 2.39655e+00 1.78767e-01 52 2004 8 2.12345e+00 3.28603e-01 39 2004 9 8.34895e-01 6.76074e-01 59 2004 10 1.12326e+00 5.77699e-01 89 2004 11 1.58744e+00 8.28286e-01 127 2004 12 1.76638e+00 5.07890e-01 108 2005 1 1.91595e+00 6.86129e-01 129 2005 2 2.19057e+00 5.19321e-01 131 2005 3 1.38974e+00 8.25983e-01 164 2005 4 -8.49414e-01 2.97169e-01 27 2005 5 1.75061e+00 4.00671e-01 81 2005 6 1.96019e+00 2.01094e-01 34 2005 7 1.06118e+00 5.39568e-01 91 2005 8 9.11702e-01 4.00595e-01 61 2005 9 2.54729e+00 6.90928e-01 42 2005 10 2.47676e+00 4.60363e-01 206 2005 11 2.75607e+00 4.84660e-01 185 2005 12 2.28791e+00 5.49100e-01 144 2006 1 1.59678e+00 7.96046e-01 109 2006 2 1.75067e+00 7.02669e-01 179 2006 3 1.87567e+00 4.63931e-01 194 2006 4 1.75984e+00 5.80890e-01 86 2006 5 2.13779e+00 3.76149e-01 111 2006 6 2.87541e+00 1.37948e-01 12 2006 7 2.65694e+00 1.69429e-01 48 2006 8 2.54364e+00 2.63820e-01 64 2006 9 2.01148e+00 6.04313e-01 121 2006 10 2.46158e+00 3.68793e-01 191 2006 11 2.37131e+00 3.46746e-01 181 2006 12 2.06064e+00 6.44257e-01 98 2007 1 8.39932e-01 6.66397e-01 91 2007 2 1.48557e+00 7.17553e-01 179 2007 3 2.02051e+00 4.65235e-01 233 2007 4 2.42393e+00 3.09000e-01 152 2007 5 2.19811e+00 3.41671e-01 60 2007 6 2.43264e+00 6.81292e-01 26 2007 7 1.66068e+00 6.33451e-01 79 2007 8 2.45206e+00 6.15476e-01 48 2007 9 1.86513e+00 4.90382e-01 69 2007 10 2.20994e+00 3.06927e-01 96 2007 11 2.17726e+00 3.24973e-01 207 2007 12 2.38839e+00 7.48376e-01 81 2008 1 2.42621e+00 9.79531e-01 159 2008 2 2.07893e+00 5.35011e-01 210 2008 3 5.93330e-01 7.90603e-01 125 2008 4 1.49830e+00 5.54491e-01 66 2008 5 1.96502e+00 4.31135e-01 110 2008 6 2.02308e+00 3.82791e-01 35 2008 7 2.50429e+00 2.08120e-01 29 2008 8 1.54659e+00 5.15474e-01 7 2008 9 8.08336e-01 9.79877e-01 124 2008 10 1.72615e+00 6.08250e-01 213 2008 11 2.19895e+00 6.02210e-01 242 2008 12 1.91444e+00 5.71666e-01 174 2009 1 1.74349e+00 6.60992e-01 177 2009 2 2.23669e+00 4.09134e-01 196 2009 3 2.00724e+00 4.72290e-01 126 2009 4 3.50341e-01 4.98751e-01 42 2009 5 1.66361e+00 3.76985e-01 49 2009 6 nan nan 0 2009 7 2.04574e+00 2.04193e-01 24 2009 8 1.96670e+00 5.35849e-01 49 2009 9 8.47099e-01 1.34876e+00 68 2009 10 1.20654e+00 9.73037e-01 173 2009 11 1.63692e+00 5.29427e-01 124 2009 12 -3.84746e-01 7.72692e-01 20 2010 1 2.32912e-01 6.10088e-01 69 2010 2 4.87293e-01 6.15671e-01 51 2010 3 8.41496e-01 4.87003e-01 132 2010 4 1.33400e+00 5.31816e-01 126 2010 5 1.81143e+00 6.97046e-01 58 2010 6 2.17497e+00 3.22531e-01 90 2010 7 2.67247e+00 1.29610e-01 16 2010 8 1.51133e+00 4.80280e-01 20 2010 9 1.96030e+00 4.50475e-01 178 2010 10 1.86489e+00 4.87073e-01 231 2010 11 2.30068e+00 4.80651e-01 247 2010 12 2.21723e+00 8.30409e-01 165 2011 1 2.35456e+00 4.00712e-01 165 2011 2 2.18398e+00 2.54131e-01 148 2011 3 1.86244e+00 7.55384e-01 157 2011 4 2.09917e+00 3.64461e-01 115 2011 5 2.46260e+00 2.57335e-01 96 2011 6 2.01086e+00 3.63397e-01 62 2011 7 2.28686e+00 2.05256e-01 62 2011 8 2.14265e+00 2.75451e-01 48 2011 9 2.04367e+00 6.58343e-01 94 2011 10 1.70447e+00 6.61275e-01 241 2011 11 1.43117e+00 7.82712e-01 157 2011 12 2.49212e+00 6.76954e-01 190 2012 1 2.05855e+00 4.39406e-01 200 2012 2 2.13000e+00 8.27837e-01 57 2012 3 1.79953e+00 7.95564e-01 149 2012 4 2.42556e+00 3.12449e-01 151 2012 5 2.31021e+00 3.92315e-01 97 2012 6 2.69521e+00 2.93736e-01 30 2012 7 3.48375e-01 1.39697e+00 69 2012 8 -3.45446e-01 1.20518e+00 39 2012 9 8.05853e-01 7.36600e-01 76 2012 10 1.05065e+00 6.81479e-01 175 2012 11 2.52452e+00 5.76698e-01 184 2012 12 2.86243e+00 5.63613e-01 96 2013 1 1.96796e+00 5.73460e-01 108 2013 2 1.66785e+00 7.12131e-01 144 2013 3 -5.75547e-02 8.15151e-01 81 2013 4 8.05820e-01 5.68213e-01 48 2013 5 2.23697e+00 3.00527e-01 32 2013 6 2.12709e+00 3.16156e-01 32 2013 7 -4.81362e-01 1.31195e-01 16 2013 8 8.66126e-01 7.89727e-01 34 2013 9 1.00503e+00 7.20836e-01 138 2013 10 1.82768e+00 5.53640e-01 164 2013 11 2.17736e+00 7.95371e-01 103 2013 12 2.40638e+00 4.12832e-01 135 2014 1 5.51101e-01 8.70488e-01 84 2014 2 2.14677e+00 5.82549e-01 141 2014 3 1.07483e+00 7.09763e-01 147 2014 4 -5.75845e-02 5.80955e-01 78 2014 5 6.32764e-01 8.19607e-01 93 2014 6 2.06653e+00 4.82568e-01 42 2014 7 2.37959e+00 1.08493e-01 47 2014 8 2.51648e+00 3.82237e-01 64 2014 9 2.82677e+00 5.09652e-01 98 2014 10 2.31112e+00 6.32591e-01 296 2014 11 2.08214e+00 5.83481e-01 198 2014 12 1.62100e+00 4.84717e-01 169 2015 1 5.06579e-01 4.69040e-01 140 2015 2 7.74457e-01 3.74797e-01 158 2015 3 1.88446e+00 2.96526e-01 63 2015 4 2.00727e+00 3.36271e-01 48 2015 5 2.20993e+00 6.42534e-01 91 2015 6 2.25524e+00 3.74158e-01 36 2015 7 2.11060e+00 2.93712e-01 48 2015 8 1.49719e+00 4.91659e-01 37 2015 9 1.96514e+00 9.03264e-01 88 2015 10 1.70879e+00 8.18684e-01 179 2015 11 1.53727e+00 1.28789e+00 135 2015 12 1.15813e+00 6.39161e-01 108 2016 1 -1.54520e-01 9.01358e-01 43 2016 2 6.07221e-01 5.89301e-01 208 2016 3 1.23933e+00 6.29747e-01 121 2016 4 2.57189e-01 6.07368e-01 48 2016 5 1.89069e+00 5.98436e-01 89 2016 6 2.12790e+00 5.94537e-01 98 2016 7 2.39304e+00 4.25283e-01 126 2016 8 8.97564e-01 7.60597e-01 106 2016 9 1.00948e+00 1.56300e+00 98 2016 10 1.90594e+00 5.70475e-01 230 2016 11 2.25360e+00 8.19699e-01 193 2016 12 2.99911e+00 4.63726e-01 124 2017 1 1.73573e+00 8.02718e-01 128 2017 2 1.11197e+00 7.30900e-01 185 2017 3 1.75601e+00 6.51253e-01 194 2017 4 1.99848e+00 3.39775e-01 117 2017 5 2.05188e+00 4.87997e-01 57 2017 6 1.73620e+00 5.30244e-01 41 2017 7 1.46995e+00 6.36121e-01 49 2017 8 1.54170e+00 3.87262e-01 34 2017 9 1.76066e+00 1.65455e+00 105 2017 10 1.62856e+00 6.22196e-01 192 2017 11 2.58933e+00 4.36884e-01 288 2017 12 2.74095e+00 2.72222e-01 101 2018 1 2.66711e+00 5.85507e-01 200 2018 2 2.88254e+00 5.08182e-01 80 2018 3 1.88287e+00 6.39548e-01 195 2018 4 2.14900e+00 5.82370e-01 125 2018 5 2.25947e+00 5.34727e-01 49 2018 6 2.13800e+00 2.56985e-01 32 2018 7 1.87266e+00 1.18670e+00 60 2018 8 2.27586e+00 2.26341e+00 40 2018 9 1.55399e+00 6.01266e-01 159 2018 10 3.57105e-01 8.62756e-01 267 2018 11 1.16306e+00 6.42824e-01 96 2018 12 9.32905e-01 9.16874e-01 64 2019 1 7.08403e-02 6.51229e-01 66 2019 2 6.09993e-01 4.08428e-01 51 2019 3 1.39647e+00 4.73454e-01 188 2019 4 1.29734e+00 4.22693e-01 110 2019 5 2.17250e+00 4.42980e-01 114 2019 6 2.23286e+00 3.27870e-01 85 2019 7 2.00280e+00 4.27319e-01 37 2019 8 1.58317e+00 6.95011e-01 64 2019 9 1.80386e+00 5.78897e-01 159 2019 10 2.01505e+00 4.49449e-01 118 2019 11 2.11906e+00 5.24650e-01 148 2019 12 9.46184e-01 5.74826e-01 60 2020 1 1.61656e+00 6.21890e-01 132 2020 2 8.44933e-01 7.97389e-01 64 2020 3 1.53502e-01 7.71448e-01 93 2020 4 1.11791e+00 5.95235e-01 92 2020 5 1.88937e+00 5.63176e-01 80 2020 6 6.05244e-01 5.36270e-01 62 2020 7 2.84409e+00 2.18908e-01 29 2020 8 2.24882e+00 1.96453e-01 48 2020 9 1.01088e+00 8.24451e-01 44 2020 10 5.19965e-01 6.31869e-01 96 2020 11 1.58004e+00 1.07753e+00 214 2020 12 2.46875e+00 4.05468e-01 215 2021 1 1.29202e+00 6.66964e-01 64 2021 2 4.88578e-01 2.11213e-01 71 2021 3 8.67132e-01 4.98023e-01 122 2021 4 1.71845e+00 3.23212e-01 141 2021 5 2.01272e+00 8.21729e-01 132 2021 6 2.16056e+00 9.84347e-02 29 2021 7 1.98730e+00 9.52124e-01 36 2021 8 1.45124e+00 5.70459e-01 76 2021 9 5.32076e-02 9.61337e-01 79 2021 10 7.89698e-02 7.52678e-01 48 2021 11 2.02993e+00 5.74908e-01 243 2021 12 2.27379e+00 3.16043e-01 101 2022 1 1.74531e+00 5.52997e-01 116 2022 2 1.89264e+00 6.32944e-01 128 2022 3 9.01565e-01 8.63708e-01 182 2022 4 1.27528e+00 4.85496e-01 20 2022 5 1.69991e+00 2.67001e-01 32 2022 6 2.14456e+00 4.31687e-01 96 2022 7 2.18052e+00 4.04124e-01 82 2022 8 2.01321e+00 7.44074e-01 81 2022 9 8.28284e-01 9.52043e-01 99 2022 10 1.72420e+00 6.36056e-01 256 2022 11 2.16222e+00 8.46987e-01 156 2022 12 2.75799e+00 8.65799e-01 204 2023 1 2.44865e+00 4.54331e-01 185 2023 2 1.45702e+00 9.35657e-01 119 2023 3 1.58221e+00 4.86861e-01 118 2023 4 1.64540e+00 9.08187e-01 72 2023 5 1.46763e+00 6.85623e-01 48 2023 6 1.71761e+00 4.40386e-01 66 2023 7 1.80823e+00 3.36967e-01 32 2023 8 1.63648e+00 5.40323e-01 53 2023 9 1.42528e+00 5.93310e-01 129 2023 10 1.60560e+00 5.53273e-01 232 2023 11 2.14623e+00 9.68971e-01 131 2023 12 -1.98918e-01 7.13224e-01 64 2024 1 1.24545e+00 4.22999e-01 81 2024 2 1.14375e+00 8.08562e-01 128 2024 3 9.73087e-01 6.48355e-01 64 2024 4 nan nan 0