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 4.31663e-01 2.40046e-01 172 2002 8 3.13808e-01 5.86682e-02 106 2002 9 8.37718e-01 4.57510e-01 96 2002 10 1.22761e+00 8.44921e-01 160 2002 11 8.76932e-01 2.37013e-01 200 2002 12 1.77011e+00 1.04307e+00 128 2003 1 2.61903e+00 2.35604e+00 248 2003 2 1.05714e+00 4.22183e-01 176 2003 3 1.06182e+00 5.33601e-01 144 2003 4 3.56211e+00 5.85203e+00 144 2003 5 1.54841e+00 1.00172e-01 29 2003 6 9.73904e-01 1.67137e-01 30 2003 7 2.18574e+00 8.28581e-01 48 2003 8 1.03740e+00 6.35422e-01 105 2003 9 6.56758e-01 3.08706e-01 144 2003 10 4.86463e-01 1.47971e-01 208 2003 11 4.55122e-01 9.76931e-02 288 2003 12 8.80701e-01 2.57134e-01 208 2004 1 4.54726e-01 9.09366e-02 126 2004 2 6.28916e-01 2.16667e-01 84 2004 3 6.34516e-01 1.74152e-01 224 2004 4 8.82657e-01 4.38433e-01 144 2004 5 4.95397e-01 2.33636e-01 128 2004 6 1.15086e+00 7.19827e-02 64 2004 7 1.87210e+00 1.29056e+00 64 2004 8 8.35859e-01 3.79463e-01 139 2004 9 8.88610e-01 3.78831e-01 176 2004 10 9.83174e-01 4.99451e-01 112 2004 11 1.02376e+00 2.92497e-01 129 2004 12 1.35626e+00 2.54450e-01 158 2005 1 9.66029e-01 5.37961e-01 144 2005 2 7.62493e-01 1.08159e-01 80 2005 3 8.18083e-01 4.41884e-01 144 2005 4 2.58533e+00 1.88985e+00 134 2005 5 9.46906e-01 5.75862e-01 128 2005 6 1.04790e+00 5.83327e-01 191 2005 7 9.31181e-01 4.25219e-01 150 2005 8 9.54684e-01 5.54952e-01 80 2005 9 8.57574e-01 7.23056e-01 155 2005 10 8.28895e-01 3.98967e-01 334 2005 11 5.23284e-01 1.92823e-01 208 2005 12 5.67556e-01 1.19507e-01 128 2006 1 7.26177e-01 2.81962e-01 160 2006 2 1.00296e+00 2.62415e-01 176 2006 3 5.23331e-01 1.92190e-01 253 2006 4 7.88650e-01 4.54251e-01 192 2006 5 1.20593e+00 9.71902e-01 208 2006 6 1.11512e+00 1.10963e+00 151 2006 7 2.50061e-01 3.76763e-02 64 2006 8 4.08302e-01 1.09044e-01 160 2006 9 4.60552e-01 9.94251e-02 176 2006 10 6.05934e-01 2.13497e-01 222 2006 11 6.58835e-01 2.09029e-01 253 2006 12 5.75991e-01 2.78626e-01 176 2007 1 6.49372e-01 1.91010e-01 93 2007 2 6.44761e-01 1.87165e-01 112 2007 3 4.18155e-01 1.17024e-01 213 2007 4 5.27400e-01 1.33928e-01 176 2007 5 3.49660e-01 6.62519e-02 105 2007 6 4.98585e-01 1.17042e-01 91 2007 7 1.95954e+00 2.38972e+00 96 2007 8 3.42074e-01 7.14726e-02 48 2007 9 4.18525e-01 1.30786e-01 144 2007 10 8.61139e-01 4.26757e-01 208 2007 11 5.98783e-01 2.01565e-01 224 2007 12 4.63960e-01 1.64251e-01 128 2008 1 6.63177e-01 2.02245e-01 144 2008 2 7.96580e-01 3.23214e-01 256 2008 3 1.78674e+00 6.16228e-01 170 2008 4 8.81924e-01 1.57000e-01 128 2008 5 1.93819e+00 1.67721e+00 112 2008 6 3.70148e+00 3.58330e+00 176 2008 7 8.83931e-01 4.63706e-01 57 2008 8 1.00916e+00 3.63760e-01 176 2008 9 6.45171e-01 2.92777e-01 224 2008 10 4.62455e-01 1.38956e-01 208 2008 11 3.10472e-01 6.34517e-02 281 2008 12 5.35611e-01 2.68194e-01 160 2009 1 7.33716e-01 4.06766e-01 160 2009 2 1.41150e+00 4.22409e-01 128 2009 3 1.26173e+00 7.97148e-01 144 2009 4 4.66892e+00 2.32542e+00 112 2009 5 1.26246e+00 2.69512e+00 65 2009 6 1.74668e+00 8.73377e-01 129 2009 7 4.20901e-01 9.61656e-02 94 2009 8 5.15707e-01 2.51085e-01 161 2009 9 4.22432e-01 1.34920e-01 96 2009 10 8.52553e-01 3.24398e-01 161 2009 11 8.81762e-01 2.95467e-01 161 2009 12 9.43081e-01 3.77200e-01 80 2010 1 1.49482e+00 1.00600e+00 208 2010 2 4.97327e+00 2.31340e+00 144 2010 3 2.91212e+00 1.29892e+00 144 2010 4 3.10477e+00 2.69348e+00 144 2010 5 1.09114e+00 3.92611e-01 154 2010 6 2.23473e+00 1.17823e+00 157 2010 7 1.56681e+00 2.03953e+00 112 2010 8 9.48773e-01 2.17898e-01 80 2010 9 7.53602e-01 3.08205e-01 221 2010 10 5.36845e-01 1.76071e-01 335 2010 11 7.99740e-01 1.71767e-01 208 2010 12 1.19899e+00 4.33005e-01 224 2011 1 1.44704e+00 7.70592e-01 214 2011 2 1.19635e+00 4.60861e-01 176 2011 3 1.20231e+00 1.02955e+00 196 2011 4 1.67019e+00 9.07023e-01 96 2011 5 1.41703e+00 7.22316e-01 196 2011 6 2.05615e+00 7.56203e-01 144 2011 7 1.09897e+00 3.95245e-01 144 2011 8 1.66587e+00 1.37193e+00 159 2011 9 9.11202e-01 4.23889e-01 180 2011 10 5.75334e-01 1.54991e-01 320 2011 11 5.09212e-01 1.04028e-01 144 2011 12 4.92196e-01 8.34305e-02 86 2012 1 7.74500e-01 3.78966e-01 197 2012 2 8.32970e-01 1.32432e-01 48 2012 3 5.76429e-01 3.46084e-01 208 2012 4 4.78388e-01 1.96500e-01 176 2012 5 4.58746e-01 1.47690e-01 160 2012 6 5.81303e-01 2.20588e-01 128 2012 7 4.17124e-01 1.62684e-01 84 2012 8 6.81496e-01 2.75548e-01 100 2012 9 8.02178e-01 6.38978e-01 200 2012 10 5.02563e-01 1.63535e-01 317 2012 11 6.42364e-01 1.78924e-01 288 2012 12 4.18961e-01 5.74098e-02 128 2013 1 4.57528e-01 1.31937e-01 144 2013 2 4.88728e-01 1.18621e-01 117 2013 3 4.50728e+00 5.52750e+00 224 2013 4 7.20075e-01 5.68588e-01 81 2013 5 6.23943e-01 1.02641e-01 138 2013 6 3.42198e-01 1.10015e-01 67 2013 7 8.65777e-01 3.20771e-01 128 2013 8 1.46576e+00 9.51955e-01 76 2013 9 7.94615e-01 4.92704e-01 234 2013 10 5.26805e-01 1.96139e-01 176 2013 11 6.25298e-01 2.16532e-01 160 2013 12 3.48350e-01 6.70102e-02 128 2014 1 6.58786e-01 3.02273e-01 144 2014 2 7.61535e-01 2.43609e-01 176 2014 3 1.05722e+00 1.01742e+00 144 2014 4 1.54919e+00 1.20590e+00 112 2014 5 5.87702e+00 6.86157e+00 128 2014 6 2.19628e+00 2.02008e+00 112 2014 7 1.07745e+00 5.74969e-01 128 2014 8 1.12949e+00 9.21654e-01 144 2014 9 2.94990e-01 7.75817e-02 144 2014 10 5.21606e-01 1.03654e-01 331 2014 11 6.02570e-01 1.48278e-01 208 2014 12 4.96253e-01 1.39218e-01 178 2015 1 6.79101e-01 2.86765e-01 181 2015 2 5.24746e-01 1.30581e-01 192 2015 3 4.73289e-01 6.10074e-02 129 2015 4 5.12406e-01 5.89316e-02 80 2015 5 7.16701e-01 1.06333e+00 191 2015 6 4.52610e-01 1.47608e-01 146 2015 7 2.90684e+00 4.25841e+00 140 2015 8 7.93071e-01 6.75574e-01 185 2015 9 3.28828e-01 4.98682e-02 176 2015 10 5.21687e-01 7.88123e-02 160 2015 11 1.16687e+00 3.36884e-01 160 2015 12 5.65191e-01 1.37027e-01 143 2016 1 1.05639e+00 1.16114e+00 192 2016 2 2.78595e+00 2.05731e+00 256 2016 3 2.35369e+00 6.25261e-01 112 2016 4 3.71324e+00 4.71120e+00 159 2016 5 1.31397e+00 7.04089e-01 176 2016 6 3.46335e+00 1.79234e+00 96 2016 7 1.80947e+00 6.61687e-01 128 2016 8 6.10994e-01 1.57998e-01 148 2016 9 4.95868e-01 1.55816e-01 180 2016 10 4.51231e-01 1.09249e-01 287 2016 11 4.88260e-01 1.18775e-01 176 2016 12 5.02104e-01 1.24577e-01 166 2017 1 1.48369e+00 7.72319e-01 176 2017 2 1.26892e+00 4.37452e-01 224 2017 3 8.58298e-01 3.36015e-01 167 2017 4 8.23065e-01 3.66475e-01 144 2017 5 1.86611e+00 9.26198e-01 192 2017 6 8.10664e-01 1.59745e-01 96 2017 7 4.67245e+00 4.37143e+00 160 2017 8 3.21424e+00 1.55491e+00 88 2017 9 8.62912e-01 3.72597e-01 208 2017 10 9.41555e-01 2.16375e-01 215 2017 11 4.57302e-01 1.80118e-01 240 2017 12 4.81524e-01 1.17780e-01 192 2018 1 8.58816e-01 3.65286e-01 224 2018 2 3.42639e-01 1.55737e-01 112 2018 3 5.59119e-01 2.69472e-01 214 2018 4 7.26451e-01 4.62068e-01 221 2018 5 2.92701e+00 5.25520e+00 166 2018 6 1.76810e+00 2.82014e+00 127 2018 7 8.67744e-01 1.47893e-01 96 2018 8 7.92283e-01 1.44606e-01 65 2018 9 7.93636e-01 3.50492e-01 198 2018 10 1.07748e+00 1.18776e+00 224 2018 11 1.42915e+00 1.06924e+00 96 2018 12 1.69653e+00 3.08140e-01 101 2019 1 3.34275e+00 1.07312e+00 169 2019 2 1.59833e+00 6.85156e-01 64 2019 3 7.95078e-01 2.20871e-01 208 2019 4 7.61805e-01 9.51827e-02 144 2019 5 1.74178e+00 1.44907e+00 192 2019 6 2.22876e+00 5.63966e-01 64 2019 7 2.52487e+00 1.16602e+00 104 2019 8 3.33301e+00 4.20755e+00 112 2019 9 1.13663e+00 4.66139e-01 272 2019 10 6.11420e-01 1.07898e-01 144 2019 11 5.03619e-01 1.56075e-01 176 2019 12 5.13656e-01 7.81744e-02 145 2020 1 5.36490e-01 8.34725e-02 128 2020 2 8.57067e-01 4.62707e-01 130 2020 3 4.10492e+00 7.03444e+00 139 2020 4 2.11149e+00 9.33932e-01 144 2020 5 3.62612e+00 3.16732e+00 128 2020 6 5.64913e-01 1.93049e-01 112 2020 7 1.18688e+00 4.37076e-01 80 2020 8 1.19561e+00 4.23836e-01 112 2020 9 3.03776e+00 3.97799e+00 126 2020 10 1.40518e+00 1.29235e+00 179 2020 11 6.81128e-01 2.99809e-01 208 2020 12 5.43124e-01 2.18407e-01 208 2021 1 6.71008e-01 1.15692e-01 192 2021 2 8.17341e-01 2.79352e-01 128 2021 3 4.48640e-01 8.60689e-02 117 2021 4 3.88820e-01 1.44718e-01 176 2021 5 6.46917e-01 2.36812e-01 88 2021 6 1.55477e+00 1.34181e+00 64 2021 7 3.92167e+00 3.31695e+00 96 2021 8 1.84217e+00 1.01866e+00 125 2021 9 2.22835e+00 2.06805e+00 128 2021 10 9.73609e-01 6.88499e-01 153 2021 11 1.15333e+00 5.52939e-01 227 2021 12 4.71045e-01 4.43526e-02 160 2022 1 9.12094e-01 3.62279e-01 192 2022 2 7.55244e-01 4.69112e-01 201 2022 3 5.69685e-01 1.97636e-01 212 2022 4 5.03044e-01 2.07179e-01 81 2022 5 6.25485e-01 1.18798e-01 128 2022 6 7.17021e-01 2.54119e-01 177 2022 7 7.16338e-01 3.31634e-01 128 2022 8 1.00219e+00 1.63974e-01 119 2022 9 5.47833e-01 1.59123e-01 240 2022 10 4.44667e-01 1.47483e-01 278 2022 11 5.05828e-01 2.30480e-01 204 2022 12 4.22770e-01 1.60118e-01 144 2023 1 5.11224e-01 2.57009e-01 234 2023 2 7.79492e-01 2.78201e-01 160 2023 3 1.20074e+00 1.04976e+00 55 2023 4 5.48708e-01 3.03737e-01 43 2023 5 2.58186e-01 2.01026e-01 160 2023 6 3.26555e-01 1.67245e-01 128 2023 7 1.04000e+00 4.58934e-01 160 2023 8 7.06563e-01 2.19645e-01 224 2023 9 5.62041e-01 2.30808e-01 202 2023 10 4.54067e-01 1.85669e-01 213 2023 11 7.38426e-01 1.47469e-01 160 2023 12 5.69112e-01 8.56133e-02 129 2024 1 6.51003e-01 1.97399e-01 96 2024 2 9.25890e-01 1.95784e-01 91 2024 3 7.09368e-01 2.75287e-01 80 2024 4 9.65914e-01 1.92784e-01 32