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 2.80860e-01 1.64569e-02 70 2002 8 2.42347e-01 2.74737e-02 34 2002 9 2.92392e-01 6.55571e-02 112 2002 10 2.38183e-01 5.76925e-02 201 2002 11 2.45015e-01 5.78131e-02 116 2002 12 2.65658e-01 7.00794e-02 105 2003 1 2.34591e-01 7.37481e-02 160 2003 2 2.86641e-01 1.30247e-01 128 2003 3 2.67970e-01 4.96831e-02 109 2003 4 2.63652e-01 5.56031e-02 63 2003 5 2.82022e-01 7.47050e-02 73 2003 6 3.25350e-01 2.18057e-02 16 2003 7 2.69555e-01 2.88366e-02 11 2003 8 2.83248e-01 6.30120e-02 36 2003 9 2.49514e-01 3.71750e-02 42 2003 10 2.98037e-01 1.39715e-01 213 2003 11 2.51361e-01 8.45795e-02 169 2003 12 2.85288e-01 9.67531e-02 127 2004 1 2.42712e-01 1.68196e-01 103 2004 2 3.14615e-01 1.58864e-01 110 2004 3 2.44621e-01 3.38075e-02 93 2004 4 3.02438e-01 1.15846e-01 115 2004 5 2.49416e-01 3.91934e-02 95 2004 6 2.83798e-01 3.79848e-02 147 2004 7 2.77358e-01 5.31423e-02 86 2004 8 3.13328e-01 8.18236e-02 45 2004 9 2.63807e-01 4.84708e-02 109 2004 10 2.94216e-01 9.99756e-02 115 2004 11 2.56414e-01 9.36245e-02 138 2004 12 2.53988e-01 5.61650e-02 128 2005 1 2.08525e-01 9.81003e-02 112 2005 2 2.63514e-01 6.85598e-02 108 2005 3 2.08978e-01 6.05035e-02 108 2005 4 2.47033e-01 1.35732e-01 111 2005 5 2.42611e-01 3.57614e-02 64 2005 6 2.97979e-01 3.24053e-02 20 2005 7 3.04090e-01 5.05670e-02 81 2005 8 3.62108e-01 4.07881e-02 38 2005 9 3.08236e-01 6.51613e-02 99 2005 10 2.63128e-01 8.19575e-02 96 2005 11 2.71895e-01 6.25357e-02 140 2005 12 2.44472e-01 6.08182e-02 176 2006 1 2.92980e-01 1.78316e-01 110 2006 2 2.16309e-01 5.23475e-02 192 2006 3 3.36894e-01 1.08589e-01 139 2006 4 2.41452e-01 3.50228e-02 75 2006 5 2.78461e-01 5.72323e-02 65 2006 6 2.92512e-01 5.67624e-02 48 2006 7 3.53495e-01 6.22712e-02 48 2006 8 2.54979e-01 6.00405e-02 16 2006 9 3.23287e-01 8.89328e-02 93 2006 10 3.05060e-01 1.41536e-01 120 2006 11 2.40374e-01 7.14954e-02 110 2006 12 2.15540e-01 6.03874e-02 59 2007 1 2.15704e-01 4.98705e-02 144 2007 2 3.38059e-01 3.19013e-01 110 2007 3 2.66570e-01 4.55604e-02 71 2007 4 2.64257e-01 5.61383e-02 125 2007 5 2.35781e-01 4.63004e-02 64 2007 6 3.02302e-01 6.07713e-02 96 2007 7 3.04938e-01 9.84278e-02 109 2007 8 2.70839e-01 4.81557e-02 80 2007 9 3.66469e-01 9.14983e-02 32 2007 10 3.36420e-01 4.09278e-02 54 2007 11 2.65066e-01 9.28974e-02 222 2007 12 2.45727e-01 6.87158e-02 232 2008 1 2.23613e-01 9.94286e-02 97 2008 2 2.75155e-01 1.47606e-01 151 2008 3 2.73918e-01 3.56937e-02 49 2008 4 2.62426e-01 6.52964e-02 90 2008 5 2.47370e-01 3.19532e-02 48 2008 6 2.96251e-01 4.88470e-02 57 2008 7 3.27174e-01 6.13953e-02 74 2008 8 3.15920e-01 3.62044e-02 112 2008 9 3.01560e-01 4.71277e-02 31 2008 10 3.12475e-01 4.70557e-02 104 2008 11 2.85256e-01 8.64717e-02 191 2008 12 2.47244e-01 1.02831e-01 136 2009 1 2.53582e-01 8.36027e-02 195 2009 2 3.05410e-01 1.32443e-01 145 2009 3 3.02836e-01 9.37209e-02 126 2009 4 3.33870e-01 4.03785e-02 37 2009 5 3.12757e-01 7.97853e-02 98 2009 6 4.44047e-01 5.14574e-02 16 2009 7 3.15548e-01 8.25528e-03 7 2009 8 3.82498e-01 9.87496e-02 64 2009 9 3.07345e-01 5.33747e-02 48 2009 10 2.92200e-01 7.51635e-02 182 2009 11 2.82958e-01 1.01640e-01 192 2009 12 2.69024e-01 8.49106e-02 112 2010 1 2.81316e-01 1.00661e-01 166 2010 2 2.58733e-01 8.07007e-02 89 2010 3 2.70807e-01 1.00083e-01 142 2010 4 2.65919e-01 3.83599e-02 93 2010 5 2.65590e-01 5.27932e-02 59 2010 6 2.84600e-01 3.10744e-02 104 2010 7 3.34087e-01 7.16552e-02 77 2010 8 2.91707e-01 3.99076e-02 96 2010 9 2.90942e-01 7.13011e-02 44 2010 10 2.83266e-01 5.77373e-02 191 2010 11 2.33140e-01 7.83233e-02 167 2010 12 2.50781e-01 9.59628e-02 264 2011 1 2.68864e-01 1.10958e-01 151 2011 2 2.56333e-01 7.08438e-02 210 2011 3 2.50414e-01 4.85440e-02 198 2011 4 3.18611e-01 1.57651e-01 84 2011 5 2.93923e-01 4.98517e-02 72 2011 6 2.98763e-01 6.05651e-02 80 2011 7 2.62915e-01 5.51410e-02 96 2011 8 nan nan 0 2011 9 3.25865e-01 1.05139e-01 99 2011 10 2.92322e-01 5.14512e-02 110 2011 11 2.80794e-01 4.49590e-02 151 2011 12 2.35554e-01 6.28687e-02 169 2012 1 2.28746e-01 6.39870e-02 192 2012 2 2.73388e-01 6.72547e-02 127 2012 3 3.02153e-01 9.98348e-02 102 2012 4 2.86863e-01 7.46443e-02 75 2012 5 3.37959e-01 7.07380e-02 56 2012 6 2.85055e-01 5.29076e-02 80 2012 7 2.98841e-01 2.84448e-02 63 2012 8 2.94657e-01 6.01631e-02 64 2012 9 2.98788e-01 6.49526e-02 87 2012 10 2.98744e-01 8.00743e-02 158 2012 11 2.67140e-01 8.24724e-02 225 2012 12 2.88375e-01 9.21634e-02 102 2013 1 2.29434e-01 5.41575e-02 158 2013 2 2.48657e-01 8.40089e-02 159 2013 3 2.64105e-01 5.83534e-02 144 2013 4 2.79102e-01 4.85328e-02 80 2013 5 3.07052e-01 4.14483e-02 68 2013 6 2.98106e-01 5.73501e-02 48 2013 7 3.18199e-01 7.33963e-02 96 2013 8 2.88894e-01 1.08433e-02 27 2013 9 2.87981e-01 4.58851e-02 75 2013 10 3.14976e-01 7.72002e-02 258 2013 11 2.44342e-01 4.69508e-02 93 2013 12 2.66743e-01 6.02848e-02 137 2014 1 2.66531e-01 7.05784e-02 160 2014 2 2.57519e-01 6.37980e-02 211 2014 3 2.97493e-01 1.14577e-01 238 2014 4 2.43919e-01 3.85381e-02 94 2014 5 2.65666e-01 4.99118e-02 84 2014 6 3.43480e-01 6.07435e-02 80 2014 7 3.04532e-01 3.67647e-02 32 2014 8 3.25642e-01 5.80597e-02 112 2014 9 3.20269e-01 7.76053e-02 71 2014 10 3.07609e-01 1.06849e-01 148 2014 11 2.46093e-01 5.63622e-02 160 2014 12 2.59839e-01 7.73089e-02 185 2015 1 2.38016e-01 6.52311e-02 144 2015 2 2.40315e-01 8.01609e-02 155 2015 3 2.59995e-01 4.06629e-02 213 2015 4 2.78411e-01 5.80241e-02 69 2015 5 2.50141e-01 3.83283e-02 96 2015 6 3.71765e-01 1.10490e-01 80 2015 7 3.05562e-01 6.74988e-02 92 2015 8 2.76719e-01 5.47909e-02 64 2015 9 2.60152e-01 4.07061e-02 64 2015 10 2.85194e-01 3.13260e-02 39 2015 11 2.63519e-01 7.32631e-02 97 2015 12 3.19995e-01 1.53015e-01 112 2016 1 2.55395e-01 7.21188e-03 22 2016 2 2.65922e-01 1.01957e-01 137 2016 3 2.30709e-01 5.09686e-02 92 2016 4 2.42700e-01 3.16111e-02 64 2016 5 2.81839e-01 4.17321e-02 96 2016 6 2.98547e-01 6.79368e-02 82 2016 7 4.04542e-01 7.76955e-02 84 2016 8 2.68949e-01 7.17923e-02 64 2016 9 2.93777e-01 1.09985e-01 112 2016 10 2.75448e-01 4.71855e-02 96 2016 11 2.59324e-01 5.80033e-02 164 2016 12 2.67031e-01 6.31126e-02 148 2017 1 2.69087e-01 1.28805e-01 152 2017 2 2.37288e-01 8.52846e-02 142 2017 3 3.09480e-01 1.05793e-01 220 2017 4 3.56500e-01 1.28228e-01 80 2017 5 2.64292e-01 4.79569e-02 160 2017 6 3.51024e-01 5.96068e-02 32 2017 7 2.96973e-01 9.13017e-02 112 2017 8 3.63602e-01 1.42371e-01 125 2017 9 3.23745e-01 9.15428e-02 52 2017 10 3.94226e-01 1.28400e-01 114 2017 11 3.44882e-01 1.11526e-01 209 2017 12 2.88786e-01 6.77080e-02 336 2018 1 2.57166e-01 1.12697e-01 110 2018 2 2.47321e-01 6.13320e-02 243 2018 3 2.68075e-01 9.68701e-02 197 2018 4 2.90484e-01 2.91592e-02 115 2018 5 2.69427e-01 1.60627e-02 16 2018 6 2.96820e-01 3.39790e-02 32 2018 7 3.14320e-01 2.72876e-02 64 2018 8 2.68537e-01 5.92884e-02 53 2018 9 2.91331e-01 8.47418e-02 115 2018 10 2.70979e-01 6.72344e-02 135 2018 11 2.76213e-01 4.99327e-02 90 2018 12 2.72027e-01 8.75653e-02 140 2019 1 2.35205e-01 9.74494e-02 184 2019 2 2.49844e-01 6.81498e-02 240 2019 3 2.77609e-01 6.43835e-02 158 2019 4 2.85899e-01 7.63387e-02 96 2019 5 2.81189e-01 6.03606e-02 80 2019 6 2.69245e-01 4.55352e-02 60 2019 7 3.22787e-01 1.25977e-01 80 2019 8 2.80973e-01 3.19911e-02 64 2019 9 3.20467e-01 1.69109e-01 111 2019 10 2.39915e-01 7.46776e-02 161 2019 11 2.29846e-01 7.26137e-02 207 2019 12 2.35766e-01 6.31309e-02 144 2020 1 2.93557e-01 1.41269e-01 185 2020 2 2.86291e-01 7.92210e-02 125 2020 3 3.30122e-01 1.32969e-01 145 2020 4 2.99907e-01 5.39189e-02 92 2020 5 2.41899e-01 6.94203e-02 59 2020 6 3.67628e-01 4.99891e-02 43 2020 7 2.85621e-01 3.50260e-02 64 2020 8 2.39507e-01 7.67402e-02 112 2020 9 3.24845e-01 1.39476e-01 68 2020 10 2.56258e-01 6.63512e-02 111 2020 11 2.30563e-01 6.34921e-02 89 2020 12 2.99729e-01 1.02033e-01 208 2021 1 2.38171e-01 6.72450e-02 208 2021 2 2.31233e-01 5.48273e-02 134 2021 3 2.79107e-01 1.26928e-01 163 2021 4 2.66889e-01 4.33257e-02 80 2021 5 3.00661e-01 4.27348e-02 88 2021 6 3.30184e-01 1.36172e-02 16 2021 7 3.37955e-01 1.30253e-01 80 2021 8 3.41831e-01 5.49423e-02 84 2021 9 2.58219e-01 5.75589e-02 110 2021 10 2.50961e-01 5.11302e-02 93 2021 11 2.60016e-01 6.71365e-02 136 2021 12 2.38707e-01 7.15017e-02 263 2022 1 2.63497e-01 8.12783e-02 90 2022 2 2.50115e-01 7.21594e-02 192 2022 3 2.76794e-01 4.13865e-02 66 2022 4 2.29723e-01 4.97172e-02 28 2022 5 2.85707e-01 6.45773e-02 108 2022 6 3.02253e-01 3.46144e-02 64 2022 7 3.23473e-01 5.68067e-02 112 2022 8 2.31272e-01 6.22053e-02 72 2022 9 2.61939e-01 7.90795e-02 80 2022 10 3.08632e-01 7.45030e-02 163 2022 11 2.58794e-01 2.13558e-01 181 2022 12 3.66351e-01 1.70438e-01 171 2023 1 2.43459e-01 6.87437e-02 243 2023 2 2.35183e-01 6.85041e-02 219 2023 3 2.62901e-01 6.02356e-02 158 2023 4 2.57218e-01 3.38585e-02 22 2023 5 3.10940e-01 6.22199e-02 90 2023 6 3.06031e-01 1.00862e-02 64 2023 7 3.40737e-01 2.59445e-02 32 2023 8 2.58050e-01 6.92338e-02 76 2023 9 4.15333e-01 4.05386e-01 83 2023 10 3.29662e-01 7.58834e-02 115 2023 11 2.76112e-01 9.70069e-02 133 2023 12 2.72871e-01 1.08884e-01 81 2024 1 3.08666e-01 5.56932e-02 12 2024 2 2.76333e-01 1.07623e-01 123 2024 3 2.65187e-01 4.29273e-02 98 2024 4 3.02040e-01 1.54474e-02 15