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 9.30255e-01 6.59784e-01 96 2002 8 6.17611e-01 1.14674e-01 108 2002 9 1.37400e+00 8.52656e-01 96 2002 10 1.49604e+00 4.78949e-01 159 2002 11 1.84345e+00 6.17403e-01 160 2002 12 2.20655e+00 6.42540e-01 216 2003 1 1.73486e+00 8.14774e-01 208 2003 2 1.34538e+00 5.31436e-01 182 2003 3 2.11619e+00 1.03478e+00 112 2003 4 1.40841e+00 4.53263e-01 176 2003 5 1.10999e+00 7.63409e-01 96 2003 6 8.13485e-01 9.79851e-02 66 2003 7 1.01236e+00 1.66365e-01 64 2003 8 9.45063e-01 3.19046e-01 119 2003 9 1.95425e+00 1.23226e+00 143 2003 10 1.62849e+00 7.55477e-01 240 2003 11 1.88147e+00 7.59378e-01 240 2003 12 1.24757e+00 4.64087e-01 192 2004 1 6.26697e-01 1.19852e-01 178 2004 2 1.29600e+00 2.50224e-01 64 2004 3 9.39354e-01 2.49376e-01 208 2004 4 9.04517e-01 5.41689e-01 176 2004 5 5.04893e-01 1.26425e-01 206 2004 6 4.02457e-01 5.83038e-02 76 2004 7 4.65516e-01 6.79701e-02 112 2004 8 5.21558e-01 1.57561e-01 160 2004 9 1.58731e+00 6.85752e-01 96 2004 10 1.28272e+00 8.19991e-01 111 2004 11 1.11712e+00 4.16957e-01 144 2004 12 2.26536e+00 5.96350e-01 172 2005 1 1.30049e+00 5.11361e-01 176 2005 2 1.18692e+00 3.31420e-01 128 2005 3 1.35707e+00 3.86401e-01 192 2005 4 2.28132e+00 1.71468e+00 144 2005 5 1.20039e+00 3.52597e-01 126 2005 6 9.79294e-01 2.98915e-01 80 2005 7 1.66760e+00 8.48632e-01 144 2005 8 1.15043e+00 3.89416e-01 64 2005 9 7.84366e+00 7.66994e+00 64 2005 10 3.65577e+00 4.09053e+00 208 2005 11 1.53554e+00 8.89539e-01 256 2005 12 2.15363e+00 4.41583e-01 162 2006 1 1.85129e+00 6.19813e-01 174 2006 2 1.61125e+00 6.95949e-01 176 2006 3 9.90385e-01 3.80942e-01 269 2006 4 6.75640e-01 1.69117e-01 176 2006 5 4.67412e-01 9.11189e-02 217 2006 6 7.35799e-01 6.00415e-01 160 2006 7 4.73846e-01 6.68593e-02 128 2006 8 5.25350e-01 1.20687e-01 144 2006 9 9.55284e-01 4.32812e-01 135 2006 10 1.04956e+00 5.06868e-01 243 2006 11 1.68517e+00 1.12430e+00 224 2006 12 1.17361e+00 5.14993e-01 144 2007 1 1.08391e+00 5.90417e-01 96 2007 2 1.51506e+00 5.86120e-01 176 2007 3 6.88606e-01 2.94011e-01 304 2007 4 1.02218e+00 6.13810e-01 184 2007 5 6.93233e-01 1.61948e-01 208 2007 6 6.16690e-01 1.13033e-01 112 2007 7 6.43885e-01 1.16157e-01 89 2007 8 5.40969e-01 1.02726e-01 112 2007 9 1.21129e+00 5.40236e-01 77 2007 10 1.32102e+00 6.07599e-01 160 2007 11 1.55539e+00 7.19772e-01 277 2007 12 6.64711e-01 5.21667e-01 98 2008 1 1.47888e+00 5.30549e-01 192 2008 2 1.03980e+00 4.13410e-01 256 2008 3 1.45876e+00 5.89520e-01 192 2008 4 8.59148e-01 2.88704e-01 192 2008 5 6.29960e-01 1.55157e-01 192 2008 6 7.77750e-01 2.95901e-01 184 2008 7 7.19870e-01 3.38771e-01 86 2008 8 5.25686e-01 6.71679e-02 64 2008 9 1.53930e+00 8.55899e-01 146 2008 10 1.64053e+00 6.95461e-01 294 2008 11 1.75090e+00 4.51374e-01 224 2008 12 1.44678e+00 8.49528e-01 197 2009 1 1.17190e+00 5.73434e-01 208 2009 2 8.56282e-01 3.31543e-01 221 2009 3 7.91865e-01 4.37744e-01 180 2009 4 1.59533e+00 1.18914e+00 128 2009 5 6.57657e-01 2.16500e-01 128 2009 6 7.62277e-01 2.43547e-01 64 2009 7 5.10748e-01 6.95183e-02 80 2009 8 7.55524e-01 2.60746e-01 80 2009 9 9.84965e-01 8.73199e-01 124 2009 10 1.36572e+00 5.63445e-01 180 2009 11 2.06263e+00 5.78411e-01 186 2009 12 2.46766e+00 7.13979e-01 68 2010 1 2.04587e+00 6.54592e-01 164 2010 2 2.38904e+00 8.52409e-01 160 2010 3 1.85709e+00 6.77147e-01 208 2010 4 3.17228e+00 1.60957e+00 192 2010 5 1.07501e+00 3.68000e-01 144 2010 6 8.16311e-01 2.97234e-01 112 2010 7 7.31915e-01 4.21533e-01 78 2010 8 6.31725e-01 1.93628e-01 61 2010 9 5.69133e-01 2.69162e-01 224 2010 10 7.59224e-01 3.54042e-01 368 2010 11 9.81817e-01 4.17095e-01 306 2010 12 1.75997e+00 1.28354e+00 240 2011 1 1.55889e+00 4.43515e-01 237 2011 2 9.37040e-01 3.53490e-01 208 2011 3 9.82813e-01 3.84041e-01 208 2011 4 6.87815e-01 3.90724e-01 208 2011 5 5.41967e-01 7.78053e-02 224 2011 6 6.64352e-01 2.24540e-01 160 2011 7 6.60416e-01 1.55764e-01 128 2011 8 5.51253e-01 1.25938e-01 176 2011 9 1.06631e+00 4.16196e-01 126 2011 10 1.10159e+00 2.58307e-01 256 2011 11 1.04795e+00 2.26035e-01 225 2011 12 1.14587e+00 2.46529e-01 161 2012 1 9.10890e-01 3.54921e-01 233 2012 2 8.58916e-01 1.99241e-01 33 2012 3 7.25497e-01 3.46126e-01 210 2012 4 6.68369e-01 1.74790e-01 208 2012 5 4.64195e-01 6.65526e-02 158 2012 6 1.12510e+00 7.28949e-01 104 2012 7 6.24761e-01 2.25571e-01 65 2012 8 5.20921e-01 7.89759e-02 112 2012 9 1.51070e+00 3.78517e-01 96 2012 10 2.29119e+00 8.69712e-01 222 2012 11 1.12323e+00 4.00108e-01 240 2012 12 1.22709e+00 1.16362e+00 136 2013 1 1.01651e+00 8.98332e-01 160 2013 2 1.40907e+00 5.82885e-01 112 2013 3 1.91051e+00 7.64335e-01 176 2013 4 1.80639e+00 7.30300e-01 96 2013 5 6.06855e-01 2.51716e-01 176 2013 6 8.20851e-01 3.77756e-01 96 2013 7 1.01979e+00 5.93522e-02 16 2013 8 9.91675e-01 2.61286e-01 110 2013 9 1.06744e+00 1.06920e+00 219 2013 10 2.41412e+00 1.40894e+00 202 2013 11 2.35082e+00 2.98119e-01 112 2013 12 1.73547e+00 5.54706e-01 131 2014 1 1.71114e+00 6.08387e-01 128 2014 2 9.37559e-01 6.36416e-01 166 2014 3 1.88816e+00 4.62426e-01 143 2014 4 1.61116e+00 7.33138e-01 160 2014 5 2.68282e+00 2.66391e+00 160 2014 6 1.25415e+00 2.11785e+00 115 2014 7 7.79338e-01 2.37436e-01 100 2014 8 4.70881e-01 1.10710e-01 176 2014 9 4.46738e-01 7.26875e-02 176 2014 10 8.55197e-01 3.06057e-01 292 2014 11 1.54793e+00 5.32899e-01 208 2014 12 1.41262e+00 4.03601e-01 192 2015 1 2.54391e+00 1.25512e+00 159 2015 2 1.53418e+00 5.65127e-01 176 2015 3 1.43584e+00 5.88608e-01 144 2015 4 6.67963e-01 8.87022e-02 59 2015 5 1.01604e+00 4.71323e-01 192 2015 6 6.04763e-01 8.82761e-02 155 2015 7 5.55175e-01 7.52031e-02 80 2015 8 5.30468e-01 1.48561e-01 86 2015 9 9.29629e-01 2.30598e-01 96 2015 10 8.85768e-01 3.56269e-01 240 2015 11 1.21332e+00 7.26509e-01 175 2015 12 2.90259e+00 1.14459e+00 144 2016 1 2.86889e+00 7.60643e-01 112 2016 2 2.07344e+00 9.15325e-01 272 2016 3 1.04714e+00 3.89796e-01 168 2016 4 1.54598e+00 5.68727e-01 124 2016 5 1.02598e+00 4.93893e-01 176 2016 6 4.91114e-01 9.23268e-02 121 2016 7 1.07931e+00 1.63542e-01 142 2016 8 5.82549e-01 1.53275e-01 92 2016 9 1.14828e+00 5.40872e-01 155 2016 10 9.00268e-01 3.74603e-01 288 2016 11 1.11272e+00 3.75334e-01 208 2016 12 1.25449e+00 3.46310e-01 208 2017 1 1.10130e+00 6.43856e-01 174 2017 2 1.21840e+00 3.45459e-01 270 2017 3 1.39947e+00 6.70334e-01 221 2017 4 6.24299e-01 1.99894e-01 160 2017 5 9.24774e-01 1.74084e-01 112 2017 6 7.12511e-01 6.13636e-02 64 2017 7 8.52755e-01 2.26608e-01 144 2017 8 6.79633e-01 1.21886e-01 60 2017 9 8.01170e-01 3.98035e-01 192 2017 10 1.32382e+00 5.80868e-01 218 2017 11 1.02311e+00 2.58508e-01 240 2017 12 1.67867e+00 8.73010e-01 128 2018 1 1.34692e+00 4.62648e-01 208 2018 2 7.75809e-01 3.80576e-01 42 2018 3 7.65058e-01 3.49656e-01 254 2018 4 8.46135e-01 1.93049e-01 202 2018 5 9.03891e-01 2.55857e-01 171 2018 6 6.09451e-01 1.33477e-01 112 2018 7 7.80025e-01 1.66837e-01 86 2018 8 6.23975e-01 1.73632e-01 88 2018 9 2.08159e+00 1.31685e+00 115 2018 10 4.90547e+00 4.12740e+00 222 2018 11 2.14101e+00 8.16899e-01 80 2018 12 2.17415e+00 7.01815e-01 125 2019 1 2.33899e+00 8.22510e-01 176 2019 2 5.27389e+00 1.01866e+01 51 2019 3 1.98959e+00 1.48172e+00 224 2019 4 1.83445e+00 1.39697e-01 80 2019 5 7.59385e-01 2.22196e-01 193 2019 6 5.99640e-01 1.81590e-01 80 2019 7 7.44162e-01 1.91048e-01 138 2019 8 5.63525e-01 1.00011e-01 144 2019 9 8.11985e-01 2.33034e-01 240 2019 10 7.69808e-01 5.48251e-01 128 2019 11 1.32712e+00 5.16412e-01 192 2019 12 1.64951e+00 9.98283e-01 70 2020 1 1.47685e+00 5.57189e-01 144 2020 2 2.06857e+00 7.00642e-01 160 2020 3 1.39659e+00 1.33738e+00 166 2020 4 1.06487e+00 2.60520e-01 144 2020 5 1.19567e+00 4.59704e-01 120 2020 6 7.63461e-01 4.07387e-01 128 2020 7 5.66880e-01 2.31376e-02 64 2020 8 5.02672e-01 4.27403e-02 48 2020 9 1.13921e+00 8.79133e-01 80 2020 10 2.05699e+00 1.32632e+00 212 2020 11 2.27304e+00 6.62165e-01 266 2020 12 2.39443e+00 9.26608e-01 256 2021 1 1.69275e+00 2.93532e-01 123 2021 2 1.33507e+00 3.39720e-01 124 2021 3 1.22632e+00 7.32567e-01 158 2021 4 1.36675e+00 6.00921e-01 175 2021 5 1.01653e+00 2.92025e-01 133 2021 6 6.14975e-01 6.61786e-02 48 2021 7 5.99383e-01 1.90978e-01 112 2021 8 1.58483e+00 1.27745e+00 130 2021 9 2.14749e+00 8.51659e-01 84 2021 10 4.69417e+00 3.39791e+00 112 2021 11 2.34985e+00 9.47993e-01 224 2021 12 1.74409e+00 4.83062e-01 105 2022 1 1.86743e+00 7.47529e-01 176 2022 2 9.64835e-01 3.66058e-01 185 2022 3 7.72325e-01 3.58410e-01 254 2022 4 5.60178e-01 2.06536e-01 64 2022 5 5.95860e-01 2.31591e-01 159 2022 6 5.86040e-01 1.19885e-01 176 2022 7 4.48931e-01 7.95517e-02 50 2022 8 5.28141e-01 2.01671e-01 160 2022 9 1.11169e+00 4.80382e-01 107 2022 10 9.33551e-01 4.83965e-01 282 2022 11 6.32495e-01 2.45746e-01 190 2022 12 1.56607e+00 5.96454e-01 144 2023 1 7.07772e-01 2.22196e-01 224 2023 2 8.94049e-01 3.46358e-01 223 2023 3 5.01826e-01 1.90762e-01 161 2023 4 9.56914e-01 6.44290e-01 91 2023 5 5.92528e-01 2.91267e-01 144 2023 6 3.62182e-01 8.78740e-02 128 2023 7 6.04573e-01 3.02300e-01 112 2023 8 8.03885e-01 5.74499e-01 156 2023 9 8.88325e-01 5.78635e-01 128 2023 10 1.10940e+00 6.08769e-01 208 2023 11 1.65474e+00 6.82565e-01 160 2023 12 2.04831e+00 8.39790e-01 96 2024 1 2.06818e+00 5.42545e-01 96 2024 2 1.49847e+00 2.64030e-01 176 2024 3 1.80823e+00 4.36285e-01 80 2024 4 nan nan 0