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 1.91178e-01 4.19655e-02 63 2002 8 1.83646e-01 4.27448e-02 48 2002 9 5.10170e-01 1.99933e-01 112 2002 10 3.92129e-01 2.04068e-01 144 2002 11 5.70503e-01 3.79527e-01 160 2002 12 5.87769e-01 3.26068e-01 205 2003 1 3.52683e-01 1.49016e-01 208 2003 2 2.81008e-01 1.45466e-01 161 2003 3 1.25298e+00 5.68152e+00 126 2003 4 2.88725e-01 8.77418e-02 194 2003 5 2.13189e-01 3.35667e-02 80 2003 6 1.76622e-01 2.45632e-02 81 2003 7 3.54459e-01 1.17690e-01 64 2003 8 2.98509e-01 1.77825e-01 97 2003 9 4.54531e-01 2.90349e-01 144 2003 10 3.11154e-01 1.11711e-01 224 2003 11 3.95878e-01 1.81823e-01 239 2003 12 3.86222e-01 1.70775e-01 192 2004 1 1.81727e-01 2.18856e-02 177 2004 2 3.63319e-01 5.32404e-02 64 2004 3 2.17108e-01 3.89174e-02 192 2004 4 1.84097e-01 3.35681e-02 148 2004 5 1.58672e-01 4.27329e-02 182 2004 6 1.32576e-01 1.02123e-02 32 2004 7 1.57079e-01 1.55489e-02 68 2004 8 1.57403e-01 1.63886e-02 112 2004 9 5.64530e-01 2.81317e-01 64 2004 10 4.81432e-01 4.12797e-01 121 2004 11 4.09763e-01 1.98441e-01 156 2004 12 5.87018e-01 2.99872e-01 144 2005 1 3.87502e-01 2.03605e-01 176 2005 2 3.32129e-01 1.54655e-01 152 2005 3 3.90424e-01 2.51749e-01 190 2005 4 5.05573e-01 2.95931e-01 132 2005 5 2.31563e-01 4.23456e-02 137 2005 6 3.43147e-01 1.91230e-01 80 2005 7 3.83543e-01 2.19723e-01 128 2005 8 4.23598e-01 3.54955e-01 48 2005 9 3.59710e-01 1.11119e-01 64 2005 10 3.22157e-01 8.48972e-02 244 2005 11 4.63240e-01 2.98607e-01 249 2005 12 5.42248e-01 1.30990e-01 128 2006 1 6.05905e-01 2.27165e-01 160 2006 2 4.84110e-01 2.49273e-01 154 2006 3 2.41112e-01 1.01005e-01 284 2006 4 1.95997e-01 5.33942e-02 187 2006 5 1.81249e-01 7.23497e-02 174 2006 6 3.11339e-01 3.44033e-01 160 2006 7 1.59044e-01 3.98933e-02 64 2006 8 1.78217e-01 2.73968e-02 112 2006 9 2.01755e-01 4.95705e-02 143 2006 10 3.85411e-01 3.31121e-01 268 2006 11 4.12856e-01 2.04383e-01 255 2006 12 4.03157e-01 3.13419e-01 128 2007 1 3.37853e-01 1.61566e-01 80 2007 2 3.65395e-01 2.50075e-01 176 2007 3 2.67951e-01 1.19359e-01 318 2007 4 3.19872e-01 2.99696e-01 192 2007 5 2.45290e-01 1.07293e-01 128 2007 6 1.86846e-01 4.75259e-02 125 2007 7 1.58008e-01 9.33369e-03 72 2007 8 2.85957e-01 1.44846e-01 66 2007 9 4.10060e-01 1.14007e-01 112 2007 10 5.04961e-01 1.43764e-01 192 2007 11 3.30651e-01 1.55593e-01 278 2007 12 3.37484e-01 1.96073e-01 102 2008 1 5.26054e-01 3.51395e-01 192 2008 2 3.29951e-01 1.71953e-01 272 2008 3 3.86142e-01 1.51560e-01 170 2008 4 2.13070e-01 4.99535e-02 144 2008 5 2.12049e-01 5.68960e-02 159 2008 6 1.80256e-01 3.21284e-02 161 2008 7 1.50508e-01 3.03524e-02 96 2008 8 1.48584e-01 1.57595e-02 48 2008 9 4.30619e-01 1.32868e-01 120 2008 10 4.73409e-01 2.58766e-01 288 2008 11 4.33390e-01 2.30946e-01 272 2008 12 6.78782e-01 3.37275e-01 167 2009 1 4.61878e-01 4.92378e-01 202 2009 2 2.22285e-01 7.39428e-02 208 2009 3 2.65950e-01 8.59595e-02 208 2009 4 3.89321e-01 9.09822e-02 138 2009 5 3.51353e-01 1.52481e-01 128 2009 6 1.67528e-01 2.14029e-02 112 2009 7 1.34884e-01 1.02273e-02 48 2009 8 2.83317e-01 1.49474e-01 112 2009 9 3.53182e-01 1.34094e-01 107 2009 10 3.91627e-01 1.92443e-01 207 2009 11 4.27275e-01 2.10984e-01 128 2009 12 6.60721e-01 3.23194e-01 64 2010 1 4.13024e-01 1.56142e-01 192 2010 2 3.70071e-01 1.19921e-01 203 2010 3 3.00922e-01 9.91836e-02 208 2010 4 2.98255e-01 6.28426e-02 192 2010 5 2.47620e-01 7.22601e-02 117 2010 6 1.80655e-01 4.25329e-02 103 2010 7 2.45294e-01 8.16261e-02 65 2010 8 1.41254e-01 2.79805e-02 75 2010 9 2.40412e-01 8.41916e-02 212 2010 10 1.93557e-01 5.51808e-02 336 2010 11 2.55823e-01 1.05179e-01 297 2010 12 3.64439e-01 2.14979e-01 228 2011 1 3.42259e-01 1.80322e-01 240 2011 2 2.46271e-01 5.89837e-02 206 2011 3 2.17851e-01 6.09633e-02 192 2011 4 1.86146e-01 3.63940e-02 192 2011 5 1.86373e-01 8.87692e-02 217 2011 6 1.59209e-01 2.45093e-02 176 2011 7 1.36348e-01 1.87426e-02 128 2011 8 1.53202e-01 2.33086e-02 201 2011 9 2.89837e-01 1.98648e-01 128 2011 10 2.56945e-01 1.02428e-01 282 2011 11 2.92064e-01 1.12453e-01 240 2011 12 3.09043e-01 8.04463e-02 224 2012 1 2.50834e-01 9.48829e-02 216 2012 2 2.27311e-01 4.59505e-02 64 2012 3 2.57103e-01 1.06014e-01 224 2012 4 1.74383e-01 3.94931e-02 240 2012 5 1.95869e-01 8.59700e-02 130 2012 6 2.40476e-01 1.10534e-01 116 2012 7 2.50681e-01 8.34789e-02 84 2012 8 2.30816e-01 1.04972e-01 122 2012 9 5.02310e-01 2.23146e-01 109 2012 10 5.19667e-01 2.94903e-01 228 2012 11 2.39412e-01 6.06813e-02 272 2012 12 7.05324e-01 7.11003e-01 64 2013 1 3.84574e-01 4.11234e-01 149 2013 2 4.32803e-01 2.36146e-01 104 2013 3 3.12484e-01 1.20526e-01 192 2013 4 2.86653e-01 5.48687e-02 96 2013 5 1.97630e-01 7.31973e-02 173 2013 6 2.60020e-01 1.21865e-01 96 2013 7 6.05118e-01 3.49850e-02 16 2013 8 4.02495e-01 2.16420e-01 116 2013 9 3.54508e-01 1.61841e-01 182 2013 10 3.47193e-01 1.27813e-01 239 2013 11 5.17349e-01 1.45411e-01 133 2013 12 3.46834e-01 1.42245e-01 128 2014 1 3.16785e-01 1.79228e-01 144 2014 2 2.30719e-01 3.61723e-02 160 2014 3 3.60891e-01 1.64207e-01 172 2014 4 2.63005e-01 9.88248e-02 159 2014 5 3.54091e-01 1.77127e-01 201 2014 6 3.32395e-01 2.28359e-01 135 2014 7 1.52516e-01 1.33504e-02 80 2014 8 1.43455e-01 3.10858e-02 166 2014 9 2.32857e-01 5.82331e-02 176 2014 10 2.21821e-01 9.46384e-02 300 2014 11 2.78008e-01 1.24637e-01 265 2014 12 3.08656e-01 1.99217e-01 208 2015 1 4.77887e-01 2.37593e-01 208 2015 2 3.29990e-01 1.93982e-01 208 2015 3 2.51396e-01 5.21385e-02 165 2015 4 2.01150e-01 3.32552e-02 96 2015 5 2.72803e-01 1.11431e-01 208 2015 6 2.54319e-01 1.09485e-01 80 2015 7 1.57164e-01 1.73945e-02 78 2015 8 1.62979e-01 4.37742e-02 114 2015 9 3.24272e-01 1.24971e-01 80 2015 10 3.35866e-01 1.71860e-01 218 2015 11 4.73615e-01 1.72627e-01 189 2015 12 4.49370e-01 1.31115e-01 144 2016 1 6.95800e-01 3.51532e-01 111 2016 2 5.05029e-01 3.03354e-01 272 2016 3 3.70951e-01 1.69805e-01 175 2016 4 3.20786e-01 1.30851e-01 128 2016 5 1.97847e-01 5.90885e-02 158 2016 6 1.41290e-01 1.48736e-02 144 2016 7 1.81012e-01 4.76811e-02 173 2016 8 2.34288e-01 7.91530e-02 79 2016 9 2.78839e-01 1.18023e-01 132 2016 10 2.70994e-01 8.82841e-02 272 2016 11 2.80951e-01 1.42976e-01 256 2016 12 3.17953e-01 1.89637e-01 224 2017 1 4.25606e-01 2.29253e-01 192 2017 2 2.96798e-01 9.64995e-02 256 2017 3 3.02787e-01 1.77016e-01 186 2017 4 2.55780e-01 1.79428e-01 144 2017 5 2.28413e-01 9.74456e-02 112 2017 6 1.72865e-01 1.59718e-02 64 2017 7 1.99142e-01 5.75101e-02 128 2017 8 2.95426e-01 1.93390e-01 112 2017 9 1.87172e-01 4.22452e-02 179 2017 10 5.39246e-01 3.48610e-01 228 2017 11 2.21382e-01 1.15903e-01 272 2017 12 4.21026e-01 2.70475e-01 160 2018 1 2.90778e-01 1.51018e-01 240 2018 2 2.40350e-01 8.79390e-02 139 2018 3 2.18555e-01 9.82476e-02 240 2018 4 2.13621e-01 1.27882e-01 208 2018 5 2.11600e-01 7.09533e-02 181 2018 6 1.99427e-01 6.78755e-02 101 2018 7 2.16945e-01 6.72178e-02 74 2018 8 3.16142e-01 1.62432e-01 80 2018 9 3.11885e-01 1.20966e-01 128 2018 10 4.84288e-01 1.79681e-01 272 2018 11 3.96168e-01 9.97824e-02 112 2018 12 5.97573e-01 1.92213e-01 112 2019 1 4.77118e-01 1.80959e-01 169 2019 2 3.66917e-01 3.72303e-02 32 2019 3 3.30240e-01 7.10309e-02 176 2019 4 3.79179e-01 1.26988e-01 96 2019 5 2.26884e-01 9.23273e-02 188 2019 6 1.50498e-01 2.82657e-02 96 2019 7 1.93795e-01 4.46277e-02 159 2019 8 1.84327e-01 2.45265e-02 103 2019 9 2.64905e-01 1.31246e-01 256 2019 10 3.97368e-01 2.67156e-01 132 2019 11 3.73354e-01 2.80303e-01 208 2019 12 6.81128e-01 3.65019e-01 96 2020 1 4.14899e-01 2.07274e-01 144 2020 2 5.89555e-01 3.00482e-01 160 2020 3 3.53113e-01 1.65000e-01 176 2020 4 2.43319e-01 5.60908e-02 192 2020 5 2.70904e-01 7.24426e-02 128 2020 6 2.36712e-01 9.70584e-02 109 2020 7 2.06362e-01 5.40356e-02 32 2020 8 1.49359e-01 3.66165e-02 74 2020 9 3.87388e-01 2.22185e-01 80 2020 10 4.77240e-01 2.47499e-01 192 2020 11 5.39026e-01 1.93251e-01 318 2020 12 5.43843e-01 3.09054e-01 269 2021 1 4.62980e-01 1.23994e-01 128 2021 2 3.15346e-01 1.32159e-01 128 2021 3 3.30920e-01 8.56494e-02 132 2021 4 2.83875e-01 9.95314e-02 160 2021 5 3.67897e-01 1.82897e-01 144 2021 6 1.52464e-01 2.17182e-02 39 2021 7 1.83521e-01 2.57724e-02 80 2021 8 3.04949e-01 1.93092e-01 124 2021 9 4.20944e-01 1.56843e-01 112 2021 10 6.81429e-01 3.21719e-01 192 2021 11 3.70475e-01 8.85967e-02 224 2021 12 3.32530e-01 1.22227e-01 135 2022 1 5.39288e-01 3.09205e-01 192 2022 2 2.75435e-01 7.65792e-02 144 2022 3 2.80146e-01 2.34347e-01 239 2022 4 3.10359e-01 9.14874e-02 53 2022 5 2.37221e-01 8.48761e-02 128 2022 6 1.78272e-01 3.55013e-02 146 2022 7 1.56539e-01 1.81514e-02 121 2022 8 1.84811e-01 3.42364e-02 109 2022 9 3.31596e-01 2.96086e-01 160 2022 10 2.04492e-01 4.38230e-02 288 2022 11 2.76296e-01 1.10008e-01 149 2022 12 4.01659e-01 2.63631e-01 161 2023 1 2.56735e-01 1.16703e-01 238 2023 2 2.59490e-01 6.37993e-02 160 2023 3 2.00465e-01 7.60899e-02 166 2023 4 2.57104e-01 1.37115e-01 96 2023 5 2.15061e-01 1.04324e-01 112 2023 6 1.51569e-01 2.64274e-02 108 2023 7 1.70603e-01 5.50605e-02 128 2023 8 1.84850e-01 3.21661e-02 132 2023 9 2.27896e-01 8.94866e-02 192 2023 10 3.04461e-01 9.22286e-02 224 2023 11 4.45557e-01 2.24744e-01 173 2023 12 6.52729e-01 4.55627e-01 96 2024 1 4.54598e-01 7.32465e-02 106 2024 2 2.64569e-01 9.01107e-02 160 2024 3 3.10888e-01 7.31849e-02 112 2024 4 nan nan 0