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 8.15848e-01 1.60777e-01 32 2002 8 7.52367e-01 1.71232e-01 56 2002 9 1.26527e+00 2.53671e-01 79 2002 10 1.18305e+00 2.99287e-01 76 2002 11 1.12076e+00 1.78093e-01 228 2002 12 1.06015e+00 1.36830e-01 149 2003 1 1.15177e+00 2.69716e-01 223 2003 2 8.14916e-01 1.66168e-01 108 2003 3 1.93033e+00 5.80413e-01 66 2003 4 1.40269e+00 3.82541e-01 134 2003 5 1.22781e+00 3.17696e-01 39 2003 6 1.00130e+00 1.59744e-01 43 2003 7 1.34114e+00 4.31820e-01 40 2003 8 1.64271e+00 1.69543e-01 17 2003 9 1.32284e+00 2.35561e-01 49 2003 10 8.49081e-01 1.84894e-01 155 2003 11 9.92989e-01 1.92035e-01 206 2003 12 7.97089e-01 1.69766e-01 138 2004 1 5.55711e-01 9.49920e-02 117 2004 2 1.00259e+00 3.02246e-01 57 2004 3 1.10404e+00 2.11889e-01 167 2004 4 8.69485e-01 1.46916e-01 90 2004 5 7.19333e-01 1.12448e-01 108 2004 6 6.20481e-01 1.20717e-01 27 2004 7 7.77889e-01 4.20139e-02 52 2004 8 7.95051e-01 1.00174e-01 39 2004 9 1.24870e+00 2.45291e-01 59 2004 10 1.16928e+00 2.54946e-01 89 2004 11 1.01002e+00 2.97512e-01 127 2004 12 9.52020e-01 1.38889e-01 108 2005 1 9.09632e-01 3.30301e-01 129 2005 2 7.60566e-01 1.68167e-01 131 2005 3 1.05155e+00 2.47710e-01 164 2005 4 2.02618e+00 8.86698e-02 27 2005 5 1.04290e+00 1.91690e-01 81 2005 6 9.60325e-01 1.50143e-01 34 2005 7 1.19347e+00 2.44187e-01 91 2005 8 1.16448e+00 1.27691e-01 61 2005 9 6.98540e-01 2.39289e-01 42 2005 10 6.76619e-01 1.57761e-01 206 2005 11 5.52462e-01 1.71273e-01 185 2005 12 8.13379e-01 2.89881e-01 144 2006 1 9.79165e-01 2.93605e-01 109 2006 2 8.94869e-01 2.25319e-01 179 2006 3 8.59522e-01 1.71524e-01 194 2006 4 9.39390e-01 2.06959e-01 86 2006 5 8.14234e-01 1.38804e-01 111 2006 6 5.10100e-01 4.72734e-02 12 2006 7 6.62344e-01 6.03137e-02 48 2006 8 6.52096e-01 8.81257e-02 64 2006 9 8.66216e-01 2.03133e-01 121 2006 10 6.79083e-01 1.35449e-01 191 2006 11 6.53417e-01 1.04556e-01 181 2006 12 7.37327e-01 2.25501e-01 98 2007 1 1.30396e+00 5.04895e-01 91 2007 2 1.09163e+00 2.31710e-01 179 2007 3 7.86619e-01 1.68808e-01 233 2007 4 6.80973e-01 1.10049e-01 152 2007 5 7.16836e-01 9.48349e-02 60 2007 6 7.03441e-01 2.59615e-01 26 2007 7 9.66657e-01 2.34581e-01 79 2007 8 6.75258e-01 1.90046e-01 48 2007 9 8.42683e-01 1.55897e-01 69 2007 10 6.39314e-01 7.21524e-02 96 2007 11 6.96733e-01 1.11877e-01 207 2007 12 6.23116e-01 2.68282e-01 81 2008 1 6.30416e-01 3.55113e-01 159 2008 2 8.10755e-01 2.34848e-01 210 2008 3 1.41449e+00 3.22188e-01 125 2008 4 1.07116e+00 2.18151e-01 66 2008 5 8.57744e-01 2.02057e-01 110 2008 6 8.50713e-01 1.49118e-01 35 2008 7 7.00768e-01 6.54182e-02 29 2008 8 9.32002e-01 1.12802e-01 7 2008 9 1.43672e+00 5.71995e-01 124 2008 10 9.41699e-01 2.32114e-01 213 2008 11 7.73086e-01 2.39079e-01 242 2008 12 8.52594e-01 2.04656e-01 174 2009 1 9.39470e-01 2.79948e-01 177 2009 2 7.86216e-01 1.76491e-01 196 2009 3 8.04028e-01 1.65372e-01 126 2009 4 2.02256e+00 7.60627e-01 42 2009 5 1.03823e+00 1.98455e-01 49 2009 6 nan nan 0 2009 7 7.77005e-01 5.35702e-02 24 2009 8 8.22108e-01 1.86980e-01 49 2009 9 1.54167e+00 1.18753e+00 68 2009 10 1.21285e+00 4.71698e-01 173 2009 11 9.99765e-01 1.87152e-01 124 2009 12 1.70624e+00 2.51090e-01 20 2010 1 1.46858e+00 2.36104e-01 69 2010 2 1.39470e+00 1.59139e-01 51 2010 3 1.25585e+00 1.39419e-01 132 2010 4 1.11536e+00 2.05029e-01 126 2010 5 9.61220e-01 1.94990e-01 58 2010 6 8.32332e-01 1.46424e-01 90 2010 7 6.15774e-01 3.85348e-02 16 2010 8 1.08975e+00 2.14887e-01 20 2010 9 8.19060e-01 1.40957e-01 178 2010 10 7.95768e-01 1.50988e-01 231 2010 11 6.44155e-01 1.45736e-01 247 2010 12 7.42795e-01 3.21053e-01 165 2011 1 6.88420e-01 1.31756e-01 165 2011 2 7.60165e-01 1.00961e-01 148 2011 3 8.86388e-01 2.62015e-01 157 2011 4 8.50625e-01 1.72929e-01 115 2011 5 7.80459e-01 1.03982e-01 96 2011 6 8.67686e-01 1.50056e-01 62 2011 7 7.54277e-01 5.25381e-02 62 2011 8 8.76911e-01 1.24990e-01 48 2011 9 7.82995e-01 2.45501e-01 94 2011 10 8.47052e-01 2.54643e-01 241 2011 11 9.36163e-01 3.04766e-01 157 2011 12 5.84156e-01 2.41875e-01 190 2012 1 8.12162e-01 2.01096e-01 200 2012 2 7.60671e-01 3.79155e-01 57 2012 3 8.97374e-01 3.10448e-01 149 2012 4 7.38559e-01 1.87438e-01 151 2012 5 6.49811e-01 1.18264e-01 97 2012 6 6.51824e-01 1.63600e-01 30 2012 7 1.64467e+00 6.80211e-01 69 2012 8 2.14717e+00 5.16931e-01 39 2012 9 1.34497e+00 3.16728e-01 76 2012 10 1.22401e+00 2.23247e-01 175 2012 11 6.77687e-01 2.42546e-01 184 2012 12 5.40612e-01 2.14096e-01 96 2013 1 7.84789e-01 2.30010e-01 108 2013 2 9.13522e-01 2.78449e-01 144 2013 3 1.75294e+00 3.35175e-01 81 2013 4 1.36348e+00 2.15598e-01 48 2013 5 8.38262e-01 1.22910e-01 32 2013 6 7.18638e-01 9.85568e-02 32 2013 7 1.61834e+00 3.46587e-02 16 2013 8 1.28307e+00 2.73719e-01 34 2013 9 1.25017e+00 2.70439e-01 138 2013 10 8.81834e-01 1.78727e-01 164 2013 11 7.51416e-01 2.02374e-01 103 2013 12 7.35182e-01 1.18279e-01 135 2014 1 1.32751e+00 3.19741e-01 84 2014 2 8.35858e-01 2.36746e-01 141 2014 3 1.31096e+00 3.42629e-01 147 2014 4 1.69964e+00 1.93544e-01 78 2014 5 1.43898e+00 3.57128e-01 93 2014 6 8.30435e-01 2.36956e-01 42 2014 7 7.96491e-01 6.43165e-02 47 2014 8 6.99106e-01 1.39008e-01 64 2014 9 5.31825e-01 1.50383e-01 98 2014 10 7.34350e-01 2.78375e-01 296 2014 11 8.07311e-01 2.35360e-01 198 2014 12 1.12597e+00 2.35415e-01 169 2015 1 1.55024e+00 1.48842e-01 140 2015 2 1.34582e+00 1.52043e-01 158 2015 3 8.42116e-01 1.18907e-01 63 2015 4 8.23281e-01 1.12225e-01 48 2015 5 7.98437e-01 2.53419e-01 91 2015 6 8.23131e-01 1.95556e-01 36 2015 7 8.26559e-01 1.46986e-01 48 2015 8 1.04096e+00 1.99048e-01 37 2015 9 7.98549e-01 2.76483e-01 88 2015 10 8.94298e-01 3.25222e-01 179 2015 11 1.17975e+00 7.04856e-01 135 2015 12 1.20467e+00 2.66452e-01 108 2016 1 1.55857e+00 2.50994e-01 43 2016 2 1.38227e+00 2.31155e-01 208 2016 3 1.13497e+00 2.20806e-01 121 2016 4 1.55155e+00 2.50217e-01 48 2016 5 1.13422e+00 2.63331e-01 89 2016 6 8.54633e-01 1.67342e-01 98 2016 7 7.61049e-01 1.77143e-01 126 2016 8 1.20963e+00 2.69369e-01 106 2016 9 1.32679e+00 8.28692e-01 98 2016 10 8.10775e-01 1.99544e-01 230 2016 11 6.64054e-01 2.53823e-01 193 2016 12 4.29910e-01 1.38101e-01 124 2017 1 8.87611e-01 2.63166e-01 128 2017 2 1.12488e+00 2.91240e-01 185 2017 3 9.12633e-01 1.68899e-01 194 2017 4 8.94141e-01 1.76438e-01 117 2017 5 8.24591e-01 1.63018e-01 57 2017 6 1.01586e+00 1.86513e-01 41 2017 7 1.08997e+00 3.37457e-01 49 2017 8 9.21602e-01 1.30307e-01 34 2017 9 1.04653e+00 6.35580e-01 105 2017 10 9.36411e-01 2.10326e-01 192 2017 11 5.73874e-01 1.33775e-01 288 2017 12 5.65831e-01 6.24925e-02 101 2018 1 5.81319e-01 1.80908e-01 200 2018 2 5.12954e-01 1.93418e-01 80 2018 3 9.01131e-01 2.22322e-01 195 2018 4 7.96541e-01 1.93691e-01 125 2018 5 7.56904e-01 1.68295e-01 49 2018 6 9.20419e-01 1.59363e-01 32 2018 7 8.98846e-01 3.98002e-01 60 2018 8 8.53888e-01 8.02349e-01 40 2018 9 1.03976e+00 2.57440e-01 159 2018 10 1.48527e+00 3.99711e-01 267 2018 11 1.21705e+00 3.16677e-01 96 2018 12 1.38023e+00 3.09705e-01 64 2019 1 1.55829e+00 2.63552e-01 66 2019 2 1.41268e+00 1.94932e-01 51 2019 3 1.07185e+00 1.94562e-01 188 2019 4 1.11541e+00 1.54887e-01 110 2019 5 8.18054e-01 1.47737e-01 114 2019 6 7.86567e-01 1.01222e-01 85 2019 7 8.72577e-01 1.56078e-01 37 2019 8 9.39570e-01 3.41987e-01 64 2019 9 9.11375e-01 2.26024e-01 159 2019 10 7.41510e-01 1.25702e-01 118 2019 11 7.01240e-01 1.31076e-01 148 2019 12 1.22900e+00 2.75021e-01 60 2020 1 1.05766e+00 2.93026e-01 132 2020 2 1.31044e+00 2.06531e-01 64 2020 3 1.52875e+00 2.90287e-01 93 2020 4 1.27939e+00 2.37926e-01 92 2020 5 9.11119e-01 2.45003e-01 80 2020 6 1.56935e+00 3.46348e-01 62 2020 7 5.57113e-01 7.09305e-02 29 2020 8 8.15990e-01 5.39379e-02 48 2020 9 1.21436e+00 2.53592e-01 44 2020 10 1.53370e+00 5.86536e-01 96 2020 11 9.95114e-01 3.77422e-01 214 2020 12 7.39827e-01 1.25752e-01 215 2021 1 1.22000e+00 3.28446e-01 64 2021 2 1.45359e+00 9.69404e-02 71 2021 3 1.25814e+00 2.31203e-01 122 2021 4 1.00147e+00 1.53090e-01 141 2021 5 9.06344e-01 2.95754e-01 132 2021 6 7.73402e-01 4.20065e-02 29 2021 7 8.98957e-01 3.30662e-01 36 2021 8 1.06578e+00 2.46721e-01 76 2021 9 1.86698e+00 4.86022e-01 79 2021 10 1.69863e+00 2.93454e-01 48 2021 11 9.17504e-01 1.83545e-01 243 2021 12 8.12235e-01 1.10366e-01 101 2022 1 9.95875e-01 2.29121e-01 116 2022 2 1.02821e+00 5.51257e-01 128 2022 3 1.33442e+00 4.36462e-01 182 2022 4 1.09623e+00 1.36948e-01 20 2022 5 1.02892e+00 1.09536e-01 32 2022 6 8.11679e-01 1.65236e-01 96 2022 7 8.13637e-01 1.26913e-01 82 2022 8 8.82256e-01 2.61270e-01 81 2022 9 1.30966e+00 3.76857e-01 99 2022 10 8.94099e-01 1.65552e-01 256 2022 11 7.28776e-01 3.06117e-01 156 2022 12 5.67773e-01 3.16040e-01 204 2023 1 7.16226e-01 1.80534e-01 185 2023 2 9.93801e-01 3.14241e-01 119 2023 3 1.04983e+00 1.91487e-01 118 2023 4 9.85644e-01 3.72326e-01 72 2023 5 1.11007e+00 3.24907e-01 48 2023 6 9.73626e-01 1.82429e-01 66 2023 7 9.33383e-01 7.52365e-02 32 2023 8 1.08929e+00 2.86763e-01 53 2023 9 1.03571e+00 2.17845e-01 129 2023 10 9.82372e-01 2.49376e-01 232 2023 11 7.40700e-01 3.34368e-01 131 2023 12 2.05851e+00 6.97860e-01 64 2024 1 1.42617e+00 2.59770e-01 81 2024 2 1.18168e+00 2.67769e-01 128 2024 3 1.25146e+00 2.07781e-01 64 2024 4 nan nan 0