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 3.26582e-01 2.45559e-01 52 2002 8 1.44182e-01 1.83459e-01 151 2002 9 1.39307e-01 1.44635e-01 145 2002 10 2.02554e-01 1.70227e-01 246 2002 11 1.38451e-01 8.74332e-02 54 2002 12 1.24941e-01 1.60009e-01 66 2003 1 1.83444e-01 1.34981e-01 24 2003 2 2.20461e-01 1.41852e-01 67 2003 3 2.29404e-01 1.42234e-01 170 2003 4 3.55515e-01 2.08728e-01 126 2003 5 2.53085e-01 1.91543e-01 185 2003 6 2.07896e-01 1.16840e-01 35 2003 7 3.37603e-01 2.16999e-01 82 2003 8 2.58105e-01 2.04478e-01 46 2003 9 2.10763e-01 1.45146e-01 148 2003 10 1.49761e-01 1.54634e-01 314 2003 11 1.50740e-01 1.57543e-01 96 2003 12 8.01730e-02 5.14218e-02 28 2004 1 9.58029e-02 1.70028e-01 21 2004 2 1.31724e-01 1.29881e-01 65 2004 3 2.73442e-01 2.19054e-01 146 2004 4 2.94169e-01 2.82514e-01 122 2004 5 4.27790e-01 2.72063e-01 90 2004 6 3.02219e-01 2.00231e-01 283 2004 7 2.61525e-01 1.57435e-01 170 2004 8 2.85981e-01 2.23639e-01 97 2004 9 1.91420e-01 1.61485e-01 114 2004 10 1.65157e-01 1.91906e-01 253 2004 11 1.38394e-01 1.11468e-01 31 2004 12 2.01392e-01 1.70505e-01 25 2005 1 1.18765e-01 1.66032e-01 35 2005 2 2.04712e-01 1.74657e-01 54 2005 3 2.87452e-01 1.74682e-01 78 2005 4 2.61381e-01 1.79855e-01 54 2005 5 4.01738e-01 2.28517e-01 181 2005 6 3.12879e-01 4.25796e-02 5 2005 7 2.96493e-01 2.09094e-01 147 2005 8 3.50195e-01 1.47959e-01 54 2005 9 1.69127e-01 1.79295e-01 234 2005 10 2.35774e-01 1.47370e-01 96 2005 11 4.16029e-02 4.32569e-02 173 2005 12 1.11363e-01 1.25657e-01 298 2006 1 1.68141e-01 1.32526e-01 151 2006 2 2.13837e-01 1.51348e-01 36 2006 3 3.61634e-01 2.22392e-01 167 2006 4 3.98050e-01 2.24943e-01 185 2006 5 3.65430e-01 2.27966e-01 78 2006 6 2.55194e-01 2.16955e-01 137 2006 7 2.85319e-01 2.22399e-01 20 2006 8 3.76359e-01 1.93355e-01 65 2006 9 2.66336e-01 2.20262e-01 182 2006 10 2.31565e-01 1.87507e-01 113 2006 11 1.24472e-01 1.11855e-01 77 2006 12 2.09039e-01 1.72633e-01 30 2007 1 2.89809e-01 2.18984e-01 87 2007 2 2.86150e-01 1.77009e-01 24 2007 3 3.23930e-01 2.64165e-01 112 2007 4 2.85101e-01 2.24356e-01 163 2007 5 3.30044e-01 1.77768e-01 48 2007 6 2.99987e-01 2.18169e-01 144 2007 7 4.11486e-01 2.09512e-01 91 2007 8 4.06307e-01 2.14597e-01 117 2007 9 4.26552e-01 2.21169e-01 53 2007 10 1.49939e-02 1.68151e-02 26 2007 11 1.53762e-01 1.33065e-01 144 2007 12 1.93429e-01 1.61013e-01 89 2008 1 1.26929e-01 7.71776e-02 25 2008 2 1.88094e-01 2.18859e-01 37 2008 3 2.75686e-01 2.50857e-01 56 2008 4 4.25493e-01 3.26872e-01 55 2008 5 3.80653e-01 3.03703e-01 101 2008 6 3.32157e-01 1.88370e-01 34 2008 7 2.70812e-01 2.42806e-01 171 2008 8 1.82386e-01 1.73271e-01 219 2008 9 1.55877e-01 2.08905e-01 79 2008 10 2.08251e-01 1.61332e-01 164 2008 11 2.07456e-01 1.58205e-01 89 2008 12 1.98005e-01 1.88938e-01 47 2009 1 1.63566e-01 1.75304e-01 77 2009 2 3.29206e-01 2.40502e-01 87 2009 3 4.39671e-01 2.42895e-01 87 2009 4 3.62143e-01 2.72924e-01 144 2009 5 3.61890e-01 1.86402e-01 130 2009 6 4.41246e-01 2.68682e-01 110 2009 7 6.34372e-01 2.37768e-01 24 2009 8 3.01266e-01 1.94186e-01 95 2009 9 3.20977e-01 2.98439e-01 98 2009 10 1.52778e-01 1.46408e-01 183 2009 11 1.40216e-01 1.30009e-01 56 2009 12 1.12403e-01 8.47878e-02 42 2010 1 7.39404e-02 7.96240e-02 48 2010 2 3.45812e-01 3.12872e-01 8 2010 3 2.16698e-01 1.83377e-01 153 2010 4 2.42433e-01 2.05010e-01 165 2010 5 3.45249e-01 2.22225e-01 82 2010 6 3.21556e-01 2.59594e-01 146 2010 7 4.04750e-01 1.78996e-01 49 2010 8 3.24049e-01 2.57606e-01 63 2010 9 3.46711e-01 7.01743e-02 10 2010 10 1.28064e-01 1.36703e-01 212 2010 11 3.25474e-01 2.31367e-01 183 2010 12 2.93902e-01 3.29238e-01 78 2011 1 3.15152e-01 2.18173e-01 46 2011 2 2.86579e-01 2.18621e-01 94 2011 3 3.22922e-01 2.34212e-01 121 2011 4 3.43007e-01 2.34679e-01 146 2011 5 3.25599e-01 2.18002e-01 257 2011 6 3.70963e-01 1.80232e-01 59 2011 7 3.09733e-01 2.11492e-01 155 2011 8 3.31738e-01 1.73961e-01 29 2011 9 2.79558e-01 2.40104e-01 152 2011 10 2.95648e-01 2.77210e-01 85 2011 11 1.09621e-01 8.74387e-02 101 2011 12 1.03080e-01 9.20285e-02 54 2012 1 1.70596e-01 1.34905e-01 39 2012 2 3.75917e-01 2.12060e-01 128 2012 3 3.55611e-01 2.56632e-01 79 2012 4 3.55526e-01 2.49109e-01 72 2012 5 3.90067e-01 1.81467e-01 85 2012 6 2.33285e-01 1.90689e-01 99 2012 7 4.37516e-01 2.40966e-01 191 2012 8 2.75100e-01 1.87162e-01 121 2012 9 2.55142e-01 2.09491e-01 260 2012 10 1.44757e-01 1.25176e-01 123 2012 11 2.54026e-01 1.70718e-01 110 2012 12 1.81380e-01 1.52518e-01 48 2013 1 3.04529e-01 2.44252e-01 95 2013 2 3.37495e-01 2.52090e-01 131 2013 3 3.93608e-01 1.77498e-01 82 2013 4 4.51728e-01 2.02495e-01 96 2013 5 4.90207e-01 2.07071e-01 177 2013 6 3.77403e-01 1.25057e-01 27 2013 7 2.67637e-01 1.82892e-01 88 2013 8 3.22148e-01 2.86070e-01 153 2013 9 2.69677e-01 2.30047e-01 116 2013 10 2.20927e-01 1.80373e-01 171 2013 11 2.21290e-01 1.50016e-01 63 2013 12 1.92652e-01 2.23314e-01 28 2014 1 1.57263e-01 1.70124e-01 97 2014 2 2.98358e-01 2.01616e-01 131 2014 3 3.14577e-01 2.05840e-01 122 2014 4 3.36564e-01 2.14768e-01 179 2014 5 4.94766e-01 2.35326e-01 101 2014 6 4.38679e-01 2.06139e-01 58 2014 7 2.90554e-01 2.00859e-01 90 2014 8 3.31625e-01 1.74836e-01 166 2014 9 2.26916e-01 2.45246e-01 73 2014 10 1.48332e-01 1.55072e-01 253 2014 11 1.12391e-01 1.22198e-01 64 2014 12 1.49444e-01 1.56938e-01 85 2015 1 1.71003e-01 1.20098e-01 35 2015 2 2.56569e-01 1.95566e-01 87 2015 3 2.05492e-01 2.24134e-01 113 2015 4 3.77772e-01 2.21753e-01 71 2015 5 5.25767e-01 3.35851e-01 110 2015 6 4.12211e-01 2.55461e-01 82 2015 7 3.63334e-01 2.13065e-01 104 2015 8 3.24890e-01 2.60810e-01 89 2015 9 3.99143e-01 1.76957e-01 51 2015 10 3.41066e-01 2.19663e-01 65 2015 11 1.02366e-01 1.15906e-01 176 2015 12 1.34608e-01 1.43536e-01 13 2016 1 1.57515e-02 0.00000e+00 1 2016 2 1.13058e-01 6.99150e-02 67 2016 3 2.53780e-01 1.50325e-01 19 2016 4 2.87370e-01 1.99916e-01 98 2016 5 1.66905e-01 1.43250e-01 132 2016 6 2.80427e-01 1.88132e-01 159 2016 7 2.59563e-01 2.11492e-01 145 2016 8 3.48129e-01 2.12844e-01 91 2016 9 4.49780e-01 3.39847e-01 85 2016 10 1.58261e-01 1.60154e-01 31 2016 11 2.70104e-01 1.96588e-01 64 2016 12 1.33221e-01 1.29460e-01 45 2017 1 1.26551e-01 1.11047e-01 53 2017 2 2.57998e-01 2.02710e-01 54 2017 3 3.66934e-01 2.89514e-01 120 2017 4 4.41877e-01 2.46734e-01 59 2017 5 3.42055e-01 1.80822e-01 169 2017 6 1.21899e-01 1.57288e-01 32 2017 7 2.92795e-01 1.93140e-01 173 2017 8 4.05620e-01 2.41995e-01 131 2017 9 6.49427e-02 1.22507e-01 187 2017 10 7.91731e-02 1.92948e-01 158 2017 11 1.08620e-01 1.18569e-01 254 2017 12 1.87968e-01 1.41855e-01 160 2018 1 1.70557e-01 1.20516e-01 44 2018 2 2.38485e-01 1.98273e-01 190 2018 3 4.02232e-01 2.78488e-01 235 2018 4 4.53095e-01 2.61782e-01 68 2018 5 3.23839e-01 1.70110e-01 27 2018 6 4.50817e-01 2.23659e-01 70 2018 7 4.56272e-01 2.73674e-01 85 2018 8 3.84369e-01 2.21109e-01 74 2018 9 2.05610e-01 1.63879e-01 169 2018 10 2.62078e-01 2.15673e-01 96 2018 11 2.28249e-01 1.51580e-01 85 2018 12 1.11192e-01 8.47947e-02 24 2019 1 2.04326e-01 1.63697e-01 44 2019 2 2.18271e-01 1.82675e-01 101 2019 3 3.78767e-01 2.59297e-01 113 2019 4 4.17884e-01 2.30164e-01 95 2019 5 4.13159e-01 1.78634e-01 125 2019 6 4.21175e-01 2.37919e-01 183 2019 7 4.53935e-01 1.71032e-01 62 2019 8 3.49377e-01 1.48644e-01 76 2019 9 2.77455e-01 1.09508e-01 40 2019 10 3.44389e-01 2.34999e-01 97 2019 11 2.57577e-01 1.81275e-01 118 2019 12 1.89044e-01 1.40925e-01 26 2020 1 1.57343e-01 1.53097e-01 157 2020 2 1.10186e-01 1.22467e-01 43 2020 3 3.51131e-01 2.39475e-01 87 2020 4 3.83053e-01 2.34021e-01 126 2020 5 2.61600e-01 2.18191e-01 89 2020 6 3.25237e-01 2.05547e-01 93 2020 7 3.17568e-01 2.59848e-01 174 2020 8 3.80847e-01 3.19651e-01 136 2020 9 4.59049e-01 2.29300e-01 102 2020 10 1.34677e-01 1.19527e-01 192 2020 11 3.04077e-02 3.59316e-02 59 2020 12 1.75421e-01 1.24648e-01 125 2021 1 1.96688e-01 9.55343e-02 95 2021 2 3.10796e-01 1.65829e-01 66 2021 3 3.28080e-01 2.50653e-01 138 2021 4 4.08135e-01 2.51808e-01 119 2021 5 3.52946e-01 2.31792e-01 107 2021 6 3.81574e-01 2.48961e-01 50 2021 7 4.73409e-01 2.27041e-01 98 2021 8 2.45804e-01 2.26795e-01 144 2021 9 4.08560e-01 2.10103e-01 63 2021 10 1.21104e-01 1.22009e-01 145 2021 11 1.30151e-01 1.29204e-01 157 2021 12 2.07520e-01 1.42678e-01 151 2022 1 1.00249e-01 1.38866e-01 45 2022 2 1.55647e-01 1.09466e-01 84 2022 3 1.95660e-01 2.05049e-01 40 2022 4 4.24540e-01 2.87479e-01 69 2022 5 2.91250e-01 1.91182e-01 204 2022 6 3.21517e-01 2.45369e-01 200 2022 7 4.35342e-01 1.75420e-01 130 2022 8 3.86667e-01 2.40146e-01 64 2022 9 2.28522e-01 1.82549e-01 220 2022 10 2.30296e-01 1.90893e-01 121 2022 11 2.07855e-01 9.06835e-02 84 2022 12 3.24643e-01 2.23542e-01 100 2023 1 1.68001e-01 1.20819e-01 112 2023 2 1.62799e-01 1.50541e-01 74 2023 3 4.42301e-01 2.44468e-01 121 2023 4 2.93747e-01 2.42632e-01 145 2023 5 7.26420e-01 2.66412e-01 91 2023 6 3.28983e-01 1.68207e-01 117 2023 7 4.51472e-01 1.85604e-01 79 2023 8 2.74685e-01 2.16214e-01 98 2023 9 3.07901e-01 1.41768e-01 82 2023 10 2.77306e-01 1.90085e-01 90 2023 11 1.34174e-01 1.39912e-01 83 2023 12 1.00476e-01 1.17077e-01 72 2024 1 3.82724e-01 2.48353e-01 148 2024 2 1.77638e-01 1.50570e-01 53 2024 3 3.37209e-01 1.80873e-01 133 2024 4 2.31821e-01 2.42393e-01 18