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 4.49725e-01 9.46425e-02 18 2002 8 6.19643e-01 1.40249e-01 18 2002 9 6.34422e-01 1.95849e-01 84 2002 10 6.50695e-01 1.54994e-01 164 2002 11 5.69162e-01 1.31528e-01 77 2002 12 6.37493e-01 1.60262e-01 140 2003 1 6.88790e-01 1.55583e-01 144 2003 2 7.40040e-01 1.39941e-01 108 2003 3 7.31288e-01 1.52125e-01 65 2003 4 7.35422e-01 1.36059e-01 60 2003 5 8.66712e-01 3.31926e-01 60 2003 6 nan nan 0 2003 7 nan nan 0 2003 8 5.40640e-01 7.54134e-02 32 2003 9 5.89897e-01 1.45073e-01 64 2003 10 5.75868e-01 1.14989e-01 134 2003 11 7.40070e-01 2.74258e-01 153 2003 12 7.05519e-01 2.01942e-01 112 2004 1 7.12247e-01 1.78775e-01 126 2004 2 8.39290e-01 2.95186e-01 108 2004 3 7.68148e-01 9.50658e-02 93 2004 4 7.96732e-01 7.30355e-02 45 2004 5 7.47350e-01 9.73311e-02 69 2004 6 6.77167e-01 2.17928e-01 124 2004 7 6.73770e-01 9.37325e-02 45 2004 8 4.67122e-01 5.09241e-02 33 2004 9 6.00709e-01 1.20128e-01 63 2004 10 6.10353e-01 3.56374e-01 85 2004 11 6.41694e-01 2.33297e-01 118 2004 12 6.96278e-01 3.47430e-01 100 2005 1 7.16945e-01 1.74685e-01 134 2005 2 8.45102e-01 3.34525e-01 111 2005 3 7.54247e-01 1.22982e-01 112 2005 4 6.13479e-01 1.25324e-01 96 2005 5 7.60106e-01 7.32930e-02 41 2005 6 4.37554e-01 2.46735e-02 16 2005 7 5.39425e-01 8.57433e-02 52 2005 8 5.30925e-01 3.23609e-02 31 2005 9 4.67639e-01 4.28144e-02 80 2005 10 8.42894e-01 5.41239e-01 95 2005 11 7.96595e-01 1.80097e-01 136 2005 12 5.94284e-01 1.39665e-01 156 2006 1 7.88824e-01 2.10279e-01 136 2006 2 6.53573e-01 1.33999e-01 199 2006 3 7.07076e-01 1.07948e-01 133 2006 4 7.64271e-01 2.13036e-01 79 2006 5 6.68683e-01 1.69762e-01 48 2006 6 4.88871e-01 9.53998e-02 32 2006 7 5.71017e-01 1.26005e-01 32 2006 8 5.45245e-01 1.13274e-01 37 2006 9 5.43971e-01 9.56589e-02 40 2006 10 5.70920e-01 1.45483e-01 101 2006 11 5.56617e-01 1.89023e-01 112 2006 12 5.95358e-01 9.12302e-02 42 2007 1 6.34379e-01 2.51738e-01 128 2007 2 6.55907e-01 9.49879e-02 112 2007 3 6.88742e-01 5.45407e-02 30 2007 4 7.14260e-01 1.58765e-01 120 2007 5 5.88815e-01 1.13735e-01 63 2007 6 4.67519e-01 7.11040e-02 64 2007 7 4.52886e-01 8.30997e-02 61 2007 8 4.77381e-01 6.99703e-02 67 2007 9 5.00144e-01 5.96044e-02 16 2007 10 5.98236e-01 1.11871e-01 47 2007 11 6.15661e-01 1.66318e-01 214 2007 12 5.93743e-01 1.09606e-01 182 2008 1 6.89125e-01 2.63994e-01 50 2008 2 6.96308e-01 1.20468e-01 121 2008 3 7.42752e-01 1.10102e-01 36 2008 4 6.43495e-01 1.75879e-01 52 2008 5 7.26054e-01 1.03263e-01 24 2008 6 4.57359e-01 7.16383e-02 47 2008 7 4.84800e-01 6.86635e-02 71 2008 8 5.05870e-01 1.37413e-01 64 2008 9 nan nan 0 2008 10 5.83727e-01 1.71920e-01 73 2008 11 6.18216e-01 2.69083e-01 149 2008 12 6.37390e-01 1.39213e-01 90 2009 1 7.48337e-01 2.88651e-01 195 2009 2 7.38686e-01 1.28940e-01 139 2009 3 7.34398e-01 1.67868e-01 78 2009 4 6.10622e-01 1.34368e-01 32 2009 5 5.78807e-01 1.73070e-01 80 2009 6 nan nan 0 2009 7 4.30448e-01 4.73780e-02 16 2009 8 4.88503e-01 8.46243e-02 33 2009 9 4.54644e-01 9.60291e-02 16 2009 10 4.79453e-01 1.93516e-01 141 2009 11 5.78361e-01 1.53854e-01 143 2009 12 5.12724e-01 7.56406e-02 82 2010 1 5.85908e-01 1.45546e-01 136 2010 2 6.87127e-01 2.10605e-01 95 2010 3 7.53190e-01 1.45500e-01 117 2010 4 8.97035e-01 2.06033e-01 50 2010 5 5.89829e-01 1.60268e-01 64 2010 6 6.10054e-01 2.28529e-01 80 2010 7 5.87842e-01 1.35199e-01 48 2010 8 4.65934e-01 5.47371e-02 47 2010 9 nan nan 0 2010 10 5.44209e-01 1.88446e-01 161 2010 11 6.49934e-01 2.19594e-01 172 2010 12 6.86404e-01 2.04035e-01 234 2011 1 6.77697e-01 1.19890e-01 80 2011 2 6.52621e-01 1.67346e-01 135 2011 3 7.15326e-01 1.66097e-01 148 2011 4 9.14011e-01 2.39276e-01 64 2011 5 8.49156e-01 4.61716e-01 61 2011 6 6.21782e-01 2.42122e-01 60 2011 7 6.31988e-01 1.83691e-01 44 2011 8 nan nan 0 2011 9 4.89460e-01 8.26623e-02 46 2011 10 5.46161e-01 1.37333e-01 69 2011 11 5.78077e-01 1.75934e-01 121 2011 12 6.60332e-01 1.92959e-01 156 2012 1 6.19769e-01 1.29021e-01 167 2012 2 6.47440e-01 1.43208e-01 96 2012 3 9.03827e-01 4.56844e-01 97 2012 4 7.45127e-01 3.08767e-01 61 2012 5 6.75964e-01 1.22560e-01 48 2012 6 4.63870e-01 5.00543e-02 32 2012 7 5.02593e-01 4.23083e-02 32 2012 8 5.38717e-01 6.53308e-02 39 2012 9 5.27979e-01 1.46961e-01 72 2012 10 5.81040e-01 1.86294e-01 138 2012 11 5.33147e-01 1.42339e-01 175 2012 12 7.02907e-01 3.28388e-01 52 2013 1 6.07901e-01 1.09662e-01 124 2013 2 9.98329e-01 5.30866e-01 127 2013 3 6.86721e-01 1.55158e-01 140 2013 4 6.23327e-01 1.16595e-01 31 2013 5 6.10961e-01 1.54018e-01 64 2013 6 4.81335e-01 5.05932e-02 32 2013 7 5.67909e-01 1.26233e-01 90 2013 8 6.38260e-01 4.55364e-02 16 2013 9 6.41053e-01 2.80713e-01 36 2013 10 5.25659e-01 1.07068e-01 194 2013 11 5.81668e-01 1.66484e-01 80 2013 12 6.84210e-01 1.77225e-01 136 2014 1 5.48639e-01 1.20568e-01 150 2014 2 5.57754e-01 1.07619e-01 168 2014 3 6.22029e-01 8.32528e-02 157 2014 4 6.72265e-01 1.71260e-01 69 2014 5 6.91301e-01 1.25936e-01 74 2014 6 5.20243e-01 1.17894e-01 72 2014 7 5.03660e-01 6.33809e-02 38 2014 8 5.21610e-01 7.48690e-02 80 2014 9 6.17359e-01 8.57451e-02 36 2014 10 5.49670e-01 9.71255e-02 122 2014 11 6.21035e-01 1.00493e-01 115 2014 12 6.50797e-01 1.74171e-01 122 2015 1 6.80554e-01 1.70495e-01 115 2015 2 6.71822e-01 1.06199e-01 144 2015 3 7.33623e-01 1.25708e-01 158 2015 4 7.62796e-01 1.62650e-01 37 2015 5 7.67784e-01 1.07500e-01 96 2015 6 8.32549e-01 1.04687e-01 57 2015 7 6.47272e-01 1.39184e-01 72 2015 8 7.21783e-01 7.89889e-02 64 2015 9 7.49199e-01 4.01648e-01 30 2015 10 7.56244e-01 1.15221e-01 36 2015 11 8.08470e-01 3.66026e-01 87 2015 12 6.95667e-01 1.91239e-01 88 2016 1 8.56863e-01 2.13385e-01 54 2016 2 7.70230e-01 3.41082e-01 126 2016 3 9.64155e-01 4.58749e-01 96 2016 4 7.41342e-01 6.34103e-02 22 2016 5 7.25958e-01 7.93852e-02 49 2016 6 5.79908e-01 8.90364e-02 42 2016 7 5.76259e-01 1.09159e-01 112 2016 8 5.62883e-01 8.45409e-02 56 2016 9 5.82631e-01 1.14545e-01 96 2016 10 6.93465e-01 1.27016e-01 53 2016 11 5.83432e-01 1.50452e-01 159 2016 12 6.73899e-01 2.02097e-01 96 2017 1 8.93691e-01 4.36274e-01 154 2017 2 7.34081e-01 1.54663e-01 94 2017 3 8.25468e-01 2.90080e-01 147 2017 4 7.91882e-01 2.23213e-01 48 2017 5 7.80168e-01 1.76119e-01 126 2017 6 7.28103e-01 8.95372e-02 48 2017 7 6.48919e-01 1.45426e-01 84 2017 8 6.14319e-01 2.08040e-01 110 2017 9 5.70916e-01 5.98065e-02 41 2017 10 8.05314e-01 1.46717e-01 74 2017 11 5.71573e-01 1.42897e-01 169 2017 12 6.05741e-01 1.37787e-01 264 2018 1 8.48254e-01 2.51853e-01 117 2018 2 8.17998e-01 1.55114e-01 183 2018 3 7.22693e-01 1.25751e-01 150 2018 4 7.65935e-01 1.19813e-01 62 2018 5 6.83708e-01 8.16561e-02 13 2018 6 6.56501e-01 1.18331e-01 32 2018 7 4.85768e-01 8.61925e-02 61 2018 8 7.11475e-01 1.95652e-01 42 2018 9 6.00632e-01 2.68766e-01 127 2018 10 7.97759e-01 3.85122e-01 90 2018 11 5.99642e-01 1.41542e-01 58 2018 12 7.01392e-01 1.22539e-01 102 2019 1 7.08847e-01 1.39255e-01 151 2019 2 6.70827e-01 1.13364e-01 243 2019 3 7.13977e-01 1.34012e-01 128 2019 4 8.15298e-01 3.17388e-01 96 2019 5 5.85270e-01 1.51998e-01 30 2019 6 5.21429e-01 3.85237e-02 32 2019 7 4.64030e-01 9.54092e-02 66 2019 8 5.58318e-01 8.20359e-02 66 2019 9 4.82584e-01 5.39192e-02 48 2019 10 5.68836e-01 1.12439e-01 110 2019 11 5.73814e-01 1.29392e-01 153 2019 12 5.83487e-01 1.19498e-01 147 2020 1 8.13266e-01 2.05990e-01 174 2020 2 7.17477e-01 1.85588e-01 102 2020 3 7.08403e-01 9.18005e-02 61 2020 4 6.72990e-01 8.52579e-02 90 2020 5 6.01098e-01 1.07863e-01 68 2020 6 5.05269e-01 6.38980e-02 48 2020 7 5.38078e-01 1.50472e-01 27 2020 8 7.91812e-01 4.48994e-01 89 2020 9 5.32951e-01 2.16356e-01 70 2020 10 5.44339e-01 1.00842e-01 102 2020 11 5.20436e-01 1.10234e-01 71 2020 12 5.97960e-01 1.27562e-01 167 2021 1 6.01494e-01 1.31847e-01 187 2021 2 7.40116e-01 1.91349e-01 113 2021 3 7.44927e-01 1.19429e-01 145 2021 4 7.68658e-01 9.22716e-02 48 2021 5 7.24053e-01 1.32857e-01 50 2021 6 nan nan 0 2021 7 5.73089e-01 1.21256e-01 93 2021 8 5.80741e-01 1.24646e-01 90 2021 9 5.91752e-01 1.81883e-01 73 2021 10 4.77953e-01 7.73321e-02 66 2021 11 6.93287e-01 8.91018e-02 108 2021 12 6.32463e-01 1.16909e-01 218 2022 1 7.74467e-01 3.44637e-01 112 2022 2 6.26035e-01 1.26594e-01 162 2022 3 5.95612e-01 1.24905e-01 48 2022 4 6.46768e-01 1.63128e-01 44 2022 5 6.76937e-01 1.29291e-01 103 2022 6 5.10499e-01 1.24675e-01 64 2022 7 7.55171e-01 5.07802e-01 134 2022 8 7.54341e-01 3.55247e-01 62 2022 9 5.46745e-01 1.31707e-01 79 2022 10 5.21197e-01 1.35482e-01 99 2022 11 6.70076e-01 3.29579e-01 164 2022 12 5.67152e-01 1.01135e-01 117 2023 1 6.69233e-01 2.45654e-01 229 2023 2 6.52683e-01 1.61183e-01 219 2023 3 7.45220e-01 2.03998e-01 112 2023 4 1.62741e+00 4.62917e-01 16 2023 5 5.48415e-01 1.08368e-01 42 2023 6 5.20064e-01 9.14861e-02 48 2023 7 5.90880e-01 4.38311e-02 16 2023 8 5.95038e-01 1.60706e-01 79 2023 9 4.88446e-01 5.94056e-02 22 2023 10 7.33469e-01 3.23448e-01 64 2023 11 6.68217e-01 1.44561e-01 70 2023 12 9.06900e-01 4.06843e-01 107 2024 1 7.98625e-01 1.59571e-01 53 2024 2 8.39467e-01 2.48043e-01 103 2024 3 6.87430e-01 1.48103e-01 72 2024 4 6.04345e-01 1.05968e-01 16