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 3.02362e-01 1.23655e-01 205 2002 8 3.85503e-01 1.46396e-01 151 2002 9 3.71177e-01 1.43434e-01 95 2002 10 3.75543e-01 1.43613e-01 385 2002 11 3.80431e-01 1.69521e-01 124 2002 12 3.61086e-01 1.73635e-01 60 2003 1 3.18474e-01 8.44702e-02 160 2003 2 3.68459e-01 1.07142e-01 271 2003 3 4.52863e-01 1.57456e-01 317 2003 4 2.57635e-01 2.10028e-01 270 2003 5 4.60469e-01 2.63364e-01 373 2003 6 1.55808e-01 0.00000e+00 1 2003 7 3.79137e-01 1.46888e-01 86 2003 8 3.54441e-01 1.24106e-01 59 2003 9 3.48007e-01 1.22177e-01 152 2003 10 4.31467e-01 2.06880e-01 410 2003 11 1.76232e-01 5.87579e-02 13 2003 12 2.00214e-01 1.04407e-01 15 2004 1 1.86454e-01 1.23052e-01 35 2004 2 2.55247e-01 1.55827e-01 82 2004 3 1.59723e-01 6.76328e-02 121 2004 4 4.27890e-01 1.56993e-01 69 2004 5 2.37730e-01 1.24212e-01 112 2004 6 4.24269e-01 2.28429e-01 246 2004 7 5.38171e-01 7.18935e-01 270 2004 8 5.01822e-01 1.65830e-01 211 2004 9 3.92455e-01 2.56157e-01 88 2004 10 3.70148e-01 1.34916e-01 78 2004 11 1.36016e-01 6.47114e-02 28 2004 12 2.33140e-01 2.32666e-01 36 2005 1 1.11043e-01 8.58663e-02 24 2005 2 2.34289e-01 1.18894e-01 76 2005 3 3.31255e-01 7.90500e-02 208 2005 4 3.07660e-01 1.23117e-01 82 2005 5 3.19801e-01 1.49271e-01 318 2005 6 4.07785e-01 2.10657e-01 138 2005 7 4.52701e-01 2.46108e-01 125 2005 8 2.80801e-01 1.31891e-01 145 2005 9 3.81278e-01 1.61840e-01 238 2005 10 4.07485e-01 1.07435e-01 64 2005 11 2.41269e-01 8.24023e-02 19 2005 12 4.14944e-01 1.15930e-01 464 2006 1 3.40942e-01 1.00344e-01 206 2006 2 3.17869e-01 1.15478e-01 84 2006 3 3.14508e-01 7.43572e-02 136 2006 4 2.69914e-01 1.55894e-01 306 2006 5 2.91532e-01 2.00675e-01 287 2006 6 5.43699e-01 2.67178e-01 209 2006 7 4.12810e-01 2.52033e-01 99 2006 8 4.04591e-01 1.84263e-01 219 2006 9 4.55434e-01 1.98079e-01 189 2006 10 3.35558e-01 1.45276e-01 218 2006 11 2.60064e-01 1.51924e-01 82 2006 12 1.85646e-01 6.66784e-02 13 2007 1 1.83140e-01 5.49270e-02 77 2007 2 2.01341e-01 7.08614e-02 69 2007 3 1.94749e-01 7.23008e-02 74 2007 4 3.22480e-01 1.40156e-01 134 2007 5 3.82876e-01 1.81499e-01 167 2007 6 3.83309e-01 1.48605e-01 115 2007 7 3.79816e-01 1.78747e-01 168 2007 8 3.53373e-01 1.65034e-01 169 2007 9 5.08891e-01 2.38363e-01 136 2007 10 3.04707e-01 2.54919e-01 83 2007 11 1.37301e-01 3.12749e-02 33 2007 12 1.96271e-01 1.13257e-01 22 2008 1 2.86324e-01 1.34498e-01 24 2008 2 2.83555e-01 9.71919e-02 54 2008 3 2.89246e-01 7.81934e-02 78 2008 4 9.81001e-02 3.54260e-02 64 2008 5 2.63711e-01 1.47013e-01 176 2008 6 3.85291e-01 2.26710e-01 81 2008 7 4.97755e-01 8.39325e-01 196 2008 8 3.76811e-01 2.13596e-01 287 2008 9 2.55733e-01 9.02380e-02 30 2008 10 1.43669e-01 8.56547e-02 33 2008 11 1.61261e-01 8.09682e-02 115 2008 12 2.45581e-01 9.14663e-02 25 2009 1 2.10370e-01 8.61659e-02 82 2009 2 2.22456e-01 1.15365e-01 50 2009 3 1.54001e-01 1.19050e-01 62 2009 4 2.58046e-01 1.00375e-01 315 2009 5 2.62153e-01 1.38117e-01 177 2009 6 2.89409e-01 2.00711e-01 198 2009 7 3.46098e-01 1.24477e-01 46 2009 8 3.26267e-01 1.43457e-01 223 2009 9 4.37045e-01 2.91233e-01 157 2009 10 4.32426e-01 1.89046e-01 409 2009 11 4.53907e-01 2.68189e-01 97 2009 12 3.35664e-01 1.08971e-01 34 2010 1 1.65187e-01 7.63367e-03 29 2010 2 1.49102e-01 1.32685e-02 48 2010 3 3.91959e-01 1.49438e-01 190 2010 4 2.50571e-01 1.23447e-01 117 2010 5 3.94054e-01 2.06915e-01 209 2010 6 3.34813e-01 2.44946e-01 128 2010 7 3.69799e-01 2.06568e-01 188 2010 8 4.11657e-01 2.81731e-01 36 2010 9 3.99077e-01 1.18757e-01 92 2010 10 4.99097e-01 2.45533e-01 191 2010 11 1.42116e-01 1.00096e-01 62 2010 12 4.57074e-01 6.56011e-01 102 2011 1 3.96473e-01 9.77155e-02 43 2011 2 2.59225e-01 9.90244e-02 69 2011 3 3.06108e-01 3.42472e-01 243 2011 4 3.20312e-01 1.62121e-01 329 2011 5 3.64668e-01 2.26677e-01 175 2011 6 3.71147e-01 2.00554e-01 237 2011 7 3.54526e-01 2.32995e-01 191 2011 8 4.24438e-01 1.54391e-01 74 2011 9 3.70321e-01 1.51154e-01 406 2011 10 5.61184e-01 1.92586e-01 104 2011 11 2.80361e-01 8.13487e-02 63 2011 12 2.59614e-01 1.90010e-01 54 2012 1 1.69759e-01 1.04319e-01 25 2012 2 1.23744e-01 1.42972e-02 15 2012 3 1.99334e-01 6.94414e-02 129 2012 4 1.86564e-01 1.33023e-01 170 2012 5 3.24619e-01 1.33982e-01 41 2012 6 2.67971e-01 9.42053e-02 279 2012 7 2.90654e-01 1.16615e-01 293 2012 8 3.37873e-01 1.34900e-01 142 2012 9 2.86692e-01 1.21131e-01 128 2012 10 3.81778e-01 2.11575e-01 173 2012 11 2.24755e-01 8.87221e-02 97 2012 12 1.55098e-01 1.13227e-01 61 2013 1 1.30110e-01 1.96915e-02 42 2013 2 1.41591e-01 8.16655e-02 70 2013 3 1.60709e-01 9.72180e-02 205 2013 4 2.01683e-01 9.12390e-02 131 2013 5 3.62239e-01 1.40846e-01 147 2013 6 2.50977e-01 1.14227e-01 44 2013 7 2.63162e-01 1.94356e-01 57 2013 8 4.68005e-01 1.60138e-01 50 2013 9 3.49756e-01 1.40888e-01 262 2013 10 2.64094e-01 1.28929e-01 187 2013 11 3.46132e-01 1.52457e-01 136 2013 12 1.68220e-01 6.60575e-02 94 2014 1 1.21094e-01 3.37891e-03 8 2014 2 2.80627e-01 1.62441e-01 122 2014 3 2.78465e-01 1.52106e-01 173 2014 4 2.75594e-01 1.48783e-01 209 2014 5 2.85031e-01 6.05317e-02 63 2014 6 3.61226e-01 2.07176e-01 160 2014 7 3.85232e-01 2.05073e-01 119 2014 8 3.22566e-01 1.71399e-01 225 2014 9 2.74286e-01 1.30360e-01 29 2014 10 3.75898e-01 1.78960e-01 171 2014 11 3.20842e-01 1.38496e-01 82 2014 12 1.67671e-01 1.73281e-02 2 2015 1 1.83647e-01 9.73374e-02 32 2015 2 1.58695e-01 4.59031e-02 56 2015 3 2.48583e-01 1.51529e-01 156 2015 4 2.76340e-01 1.16225e-01 114 2015 5 2.79991e-01 1.19735e-01 200 2015 6 3.11742e-01 1.20452e-01 151 2015 7 3.11891e-01 1.14075e-01 108 2015 8 2.77640e-01 9.49437e-02 233 2015 9 3.84767e-01 1.34384e-01 195 2015 10 3.52631e-01 2.97818e-01 87 2015 11 2.82337e-01 1.27529e-01 118 2015 12 5.09978e-01 1.32833e-01 64 2016 1 2.24989e-01 9.36974e-02 18 2016 2 1.26156e-01 1.78839e-02 23 2016 3 2.17756e-01 1.17129e-01 66 2016 4 3.35430e-01 1.13023e-01 112 2016 5 3.20407e-01 4.16894e-01 215 2016 6 3.93208e-01 1.89763e-01 184 2016 7 3.20525e-01 1.78060e-01 100 2016 8 4.42483e-01 2.94571e-01 78 2016 9 4.38184e-01 2.05965e-01 283 2016 10 3.17918e-01 8.23700e-02 78 2016 11 1.89183e-01 1.70243e-01 28 2016 12 3.39149e-01 1.30599e-01 65 2017 1 2.46128e-01 1.37392e-01 46 2017 2 3.30539e-01 1.09358e-01 176 2017 3 1.53431e-01 8.16512e-02 69 2017 4 2.78122e-01 1.10645e-01 85 2017 5 3.38830e-01 1.74269e-01 164 2017 6 3.23271e-01 1.03454e-01 59 2017 7 2.50621e-01 9.13851e-02 110 2017 8 2.11498e-01 9.36289e-02 289 2017 9 3.25584e-01 1.32128e-01 229 2017 10 3.15048e-01 7.79806e-02 28 2017 11 3.09865e-01 1.07492e-01 122 2017 12 2.89352e-01 1.09093e-01 103 2018 1 2.59590e-01 1.04768e-01 38 2018 2 1.45133e-01 7.34858e-02 84 2018 3 1.60528e-01 8.51666e-02 244 2018 4 1.87206e-01 1.25062e-01 164 2018 5 1.04859e-01 0.00000e+00 4 2018 6 2.38572e-01 1.60815e-01 113 2018 7 2.60070e-01 1.37536e-01 218 2018 8 3.71535e-01 6.95628e-01 187 2018 9 2.32763e-01 9.95550e-02 167 2018 10 5.31303e-01 3.32898e-01 290 2018 11 3.55565e-01 9.02849e-02 82 2018 12 3.65207e-01 2.18518e-01 48 2019 1 2.12594e-01 1.55683e-01 31 2019 2 2.33799e-01 1.20108e-01 114 2019 3 1.69457e-01 7.17335e-02 209 2019 4 1.71642e-01 8.96166e-02 176 2019 5 2.85493e-01 1.32415e-01 171 2019 6 2.44518e-01 8.92244e-02 130 2019 7 3.09581e-01 1.58140e-01 258 2019 8 2.48588e-01 9.32094e-02 53 2019 9 1.96196e-01 1.56809e-01 179 2019 10 3.13038e-01 5.53587e-01 176 2019 11 1.62183e-01 9.19881e-02 74 2019 12 1.65136e-01 5.20406e-02 28 2020 1 1.62282e-01 6.97168e-02 83 2020 2 1.27181e-01 2.64651e-02 26 2020 3 1.28186e-01 3.20601e-02 111 2020 4 2.75790e-01 9.10517e-02 201 2020 5 3.20453e-01 1.28262e-01 210 2020 6 1.63552e-01 5.30521e-02 88 2020 7 2.44619e-01 7.49748e-02 143 2020 8 2.88981e-01 3.18054e-01 243 2020 9 2.43488e-01 1.02434e-01 195 2020 10 3.04755e-01 1.37913e-01 87 2020 11 1.27143e-01 4.87252e-02 39 2020 12 3.44067e-01 1.87004e-01 135 2021 1 2.71507e-01 6.41406e-02 137 2021 2 2.91035e-01 8.52234e-02 103 2021 3 1.43296e-01 5.61525e-02 194 2021 4 1.41003e-01 6.82794e-02 82 2021 5 1.64075e-01 7.96501e-02 101 2021 6 1.57640e-01 7.16774e-02 134 2021 7 2.03381e-01 9.51748e-02 217 2021 8 2.77874e-01 1.37102e-01 98 2021 9 3.05517e-01 9.18640e-02 428 2021 10 4.82839e-01 1.99970e-01 70 2021 11 4.13101e-01 2.14287e-01 102 2021 12 3.01372e-01 1.01722e-01 292 2022 1 2.17843e-01 6.46272e-02 34 2022 2 3.00399e-01 1.21951e-01 96 2022 3 2.15815e-01 7.44221e-02 210 2022 4 3.47891e-01 1.32449e-01 25 2022 5 1.95093e-01 9.58309e-02 230 2022 6 2.62870e-01 1.10525e-01 294 2022 7 1.92567e-01 9.19421e-02 193 2022 8 2.16229e-01 8.13128e-02 150 2022 9 3.10952e-01 1.41102e-01 368 2022 10 3.55629e-01 1.69256e-01 170 2022 11 2.65641e-01 1.04467e-01 185 2022 12 1.60269e-01 1.04980e-01 120 2023 1 2.39296e-01 7.96545e-02 24 2023 2 2.10004e-01 7.97809e-02 133 2023 3 2.04446e-01 9.23418e-02 282 2023 4 1.21381e-01 7.26765e-02 104 2023 5 1.79853e-01 1.00539e-01 236 2023 6 2.14309e-01 1.27984e-01 141 2023 7 2.72069e-01 1.01130e-01 153 2023 8 3.19952e-01 1.65724e-01 49 2023 9 2.71522e-01 8.06561e-02 161 2023 10 2.43984e-01 1.00762e-01 224 2023 11 1.04207e-01 6.65187e-02 38 2023 12 2.83800e-01 7.72441e-02 51 2024 1 1.84407e-01 8.47781e-02 24 2024 2 1.35250e-01 3.75780e-02 44 2024 3 1.81642e-01 7.60302e-02 59 2024 4 nan nan 0