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 nan nan 0 2002 8 nan nan 0 2002 9 nan nan 0 2002 10 4.89494e-01 3.95580e-01 24 2002 11 3.34652e-01 5.25141e-01 102 2002 12 1.62549e-01 3.03300e-01 93 2003 1 7.95678e-02 8.66615e-02 59 2003 2 8.03034e-02 0.00000e+00 2 2003 3 2.27005e-01 5.24148e-01 39 2003 4 1.43337e-01 1.24625e-01 46 2003 5 nan nan 0 2003 6 nan nan 0 2003 7 nan nan 0 2003 8 nan nan 0 2003 9 3.64804e-02 3.47470e-02 8 2003 10 9.85642e-02 1.14426e-01 97 2003 11 1.95388e-01 1.31251e-01 107 2003 12 1.39816e-01 1.26468e-01 181 2004 1 1.54816e-01 1.16282e-01 170 2004 2 6.26340e-02 5.22911e-02 37 2004 3 1.07038e-01 1.07763e-01 45 2004 4 1.46212e-01 1.29807e-01 24 2004 5 nan nan 0 2004 6 nan nan 0 2004 7 nan nan 0 2004 8 5.18094e-02 1.28654e-02 2 2004 9 9.47610e-02 6.66029e-02 53 2004 10 7.00916e-02 6.78249e-02 91 2004 11 4.04162e-02 3.67706e-02 15 2004 12 1.13472e-01 1.66610e-01 69 2005 1 2.26988e-01 1.82532e-01 36 2005 2 6.05814e-01 1.46159e+00 75 2005 3 8.42915e-02 7.83158e-02 59 2005 4 1.40949e-01 1.14958e-01 28 2005 5 1.28372e-01 1.34238e-01 11 2005 6 nan nan 0 2005 7 nan nan 0 2005 8 nan nan 0 2005 9 nan nan 0 2005 10 nan nan 0 2005 11 6.00082e-02 5.21223e-02 73 2005 12 7.19018e-01 2.44293e+00 96 2006 1 2.79101e-01 3.75866e-01 108 2006 2 8.47073e-02 8.64970e-02 54 2006 3 6.61900e-02 4.80807e-02 71 2006 4 9.61692e-02 6.05710e-02 59 2006 5 3.18142e-02 1.01224e-02 14 2006 6 nan nan 0 2006 7 nan nan 0 2006 8 6.63958e-02 1.49290e-02 3 2006 9 1.65388e-01 3.32326e-02 4 2006 10 1.88941e-01 2.75531e-01 20 2006 11 7.00337e-01 1.00629e+00 35 2006 12 4.11074e-02 3.97054e-02 26 2007 1 1.03763e-01 1.44279e-01 94 2007 2 2.84517e-01 1.03442e+00 48 2007 3 1.03582e-01 0.00000e+00 1 2007 4 6.31157e-02 5.40963e-02 49 2007 5 nan nan 0 2007 6 nan nan 0 2007 7 nan nan 0 2007 8 nan nan 0 2007 9 2.33700e-01 9.27263e-02 60 2007 10 7.18822e-02 3.29383e-02 2 2007 11 1.39906e-01 1.51335e-01 22 2007 12 1.60449e-01 3.78796e-01 91 2008 1 1.99687e-01 3.75028e-01 147 2008 2 9.85662e-02 9.55469e-02 36 2008 3 5.73182e-02 5.24260e-02 42 2008 4 9.18212e-02 8.95593e-02 16 2008 5 nan nan 0 2008 6 nan nan 0 2008 7 nan nan 0 2008 8 8.44248e-02 1.07299e-01 6 2008 9 1.61233e-01 1.48982e-01 43 2008 10 1.97486e-01 2.50059e-01 75 2008 11 1.29154e-01 1.68997e-01 135 2008 12 4.03780e-01 6.31157e-01 47 2009 1 8.16122e-02 1.01909e-01 73 2009 2 1.57593e-01 1.97886e-01 44 2009 3 1.43185e-01 9.26112e-02 14 2009 4 2.29257e-01 3.21735e-01 36 2009 5 3.61398e-01 5.14988e-01 7 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 8.97666e-01 3.47190e-01 5 2009 9 1.87112e-01 1.22588e-01 9 2009 10 7.40239e-02 6.49749e-02 43 2009 11 1.71357e-01 1.51435e-01 252 2009 12 1.25873e-01 1.45418e-01 104 2010 1 4.13324e-01 1.37000e+00 118 2010 2 2.03299e+00 2.77481e+00 11 2010 3 1.55323e-02 1.03187e-02 12 2010 4 3.97962e-02 5.98708e-02 5 2010 5 nan nan 0 2010 6 nan nan 0 2010 7 nan nan 0 2010 8 nan nan 0 2010 9 1.88728e-02 0.00000e+00 1 2010 10 2.15622e-01 2.01842e-01 115 2010 11 8.79544e-01 1.40124e+00 39 2010 12 9.35644e-02 1.04021e-01 61 2011 1 2.14682e-01 3.95539e-01 63 2011 2 1.75307e-01 5.45045e-01 49 2011 3 5.07804e-02 4.60385e-02 54 2011 4 5.04481e-02 3.93120e-02 60 2011 5 1.03720e-01 1.38563e-01 22 2011 6 nan nan 0 2011 7 nan nan 0 2011 8 nan nan 0 2011 9 2.04700e-01 3.56355e-01 66 2011 10 5.06032e-02 4.92657e-02 38 2011 11 5.94063e-01 1.05927e+00 97 2011 12 4.92301e-02 4.77148e-02 18 2012 1 1.96196e-01 2.47901e-01 159 2012 2 5.84996e-01 9.69365e-01 39 2012 3 1.30042e-02 5.45250e-03 5 2012 4 8.21896e-02 6.05694e-02 43 2012 5 9.99622e-02 8.55255e-02 13 2012 6 nan nan 0 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 9.00354e-02 5.75545e-02 22 2012 10 2.58001e-01 2.44667e-01 81 2012 11 2.00131e-01 2.56709e-01 39 2012 12 8.83809e-02 1.49932e-01 74 2013 1 2.02244e-01 3.40027e-01 38 2013 2 2.22038e-01 3.80314e-01 42 2013 3 5.11909e-02 5.55161e-02 4 2013 4 5.15577e-01 9.85628e-01 5 2013 5 1.97504e-02 1.23803e-02 2 2013 6 nan nan 0 2013 7 7.37008e-03 0.00000e+00 1 2013 8 nan nan 0 2013 9 5.03800e-02 3.71082e-02 9 2013 10 2.49466e-01 2.27733e-01 36 2013 11 1.40183e-01 1.43831e-01 94 2013 12 7.06538e-01 1.58852e+00 55 2014 1 2.06234e+00 3.90406e+00 25 2014 2 3.72807e-01 3.11852e-01 35 2014 3 6.85141e-01 2.62064e+00 88 2014 4 1.51616e-02 8.41542e-03 4 2014 5 nan nan 0 2014 6 nan nan 0 2014 7 nan nan 0 2014 8 nan nan 0 2014 9 3.41459e-01 1.10913e+00 66 2014 10 1.83472e+00 6.44500e+00 65 2014 11 1.96769e-01 2.83793e-01 32 2014 12 2.52552e-01 3.42359e-01 35 2015 1 4.30113e-01 6.27342e-01 43 2015 2 7.78214e-01 1.78123e+00 29 2015 3 7.35808e-02 4.20359e-02 34 2015 4 3.81414e-02 3.04247e-02 15 2015 5 1.23731e-01 1.39459e-01 11 2015 6 nan nan 0 2015 7 4.47658e-01 4.29357e-01 5 2015 8 nan nan 0 2015 9 1.61056e-02 6.18965e-03 3 2015 10 1.17360e+00 3.28682e+00 44 2015 11 1.70277e-01 4.32494e-01 55 2015 12 3.53838e-01 6.74063e-01 45 2016 1 2.72932e-01 6.54766e-01 29 2016 2 3.24079e-02 2.11703e-02 20 2016 3 1.27211e-01 1.67398e-01 15 2016 4 1.11743e-01 1.23135e-01 32 2016 5 2.96290e-01 3.04590e-01 14 2016 6 nan nan 0 2016 7 nan nan 0 2016 8 6.76466e-02 3.30259e-02 13 2016 9 4.46611e-02 2.49378e-02 3 2016 10 4.47581e-01 4.36930e-01 133 2016 11 1.03715e-01 1.09065e-01 63 2016 12 4.78418e-01 2.49594e+00 54 2017 1 1.15967e-01 1.51102e-01 40 2017 2 5.11050e-01 1.34168e+00 32 2017 3 1.14073e-01 1.05254e-01 109 2017 4 1.78906e-01 1.42372e-01 24 2017 5 2.10274e-01 1.79752e-01 16 2017 6 5.26588e-02 4.94889e-02 23 2017 7 nan nan 0 2017 8 4.43246e-02 3.23740e-02 10 2017 9 nan nan 0 2017 10 4.83146e-01 4.19981e-01 84 2017 11 1.04734e-01 9.64193e-02 51 2017 12 5.16125e-01 1.04051e+00 38 2018 1 4.66829e-02 3.31910e-02 26 2018 2 3.84213e-02 2.16146e-02 9 2018 3 8.74606e-01 6.62749e-01 129 2018 4 2.20255e-01 1.74606e-01 86 2018 5 nan nan 0 2018 6 1.41953e+00 1.32793e+00 12 2018 7 5.40482e-02 3.26245e-02 6 2018 8 nan nan 0 2018 9 4.22135e-01 2.04728e-01 5 2018 10 7.12474e-02 6.25507e-02 38 2018 11 2.84502e-01 4.42355e-01 105 2018 12 7.12520e-02 6.18976e-02 98 2019 1 1.53562e-01 2.79674e-01 115 2019 2 3.54287e-02 2.66090e-02 15 2019 3 2.90180e-02 2.09878e-02 21 2019 4 8.28687e-02 7.81327e-02 50 2019 5 nan nan 0 2019 6 nan nan 0 2019 7 nan nan 0 2019 8 nan nan 0 2019 9 1.30984e+00 3.40625e-01 47 2019 10 5.99614e-02 4.27824e-02 17 2019 11 1.43977e-01 1.42651e-01 107 2019 12 1.93061e-01 1.89031e-01 15 2020 1 9.68224e-02 2.02039e-01 107 2020 2 3.02724e-01 9.90786e-01 86 2020 3 3.25263e-01 6.11835e-01 13 2020 4 4.98143e-02 5.16709e-02 34 2020 5 3.13275e-02 2.24597e-02 6 2020 6 nan nan 0 2020 7 nan nan 0 2020 8 1.15691e+00 2.21054e-01 65 2020 9 3.68593e-01 4.39531e-01 82 2020 10 7.61161e-01 7.66681e-01 75 2020 11 7.99887e-02 6.64561e-02 17 2020 12 1.02432e-01 1.10916e-01 193 2021 1 3.81672e-01 7.67425e-01 58 2021 2 1.11589e-01 1.13872e-01 82 2021 3 1.17637e-01 9.51864e-02 46 2021 4 3.63396e-02 2.66958e-02 11 2021 5 9.00704e-02 7.03459e-02 29 2021 6 8.07368e-02 4.81556e-02 6 2021 7 nan nan 0 2021 8 nan nan 0 2021 9 7.79106e-02 4.52617e-02 9 2021 10 2.25602e-01 1.68826e-01 104 2021 11 8.35274e-02 7.26466e-02 15 2021 12 5.91879e-01 2.01758e+00 113 2022 1 5.52996e-01 1.12858e+00 80 2022 2 6.46863e-01 2.00386e-01 5 2022 3 1.19857e+00 1.43238e+00 10 2022 4 5.05186e-02 4.21372e-02 33 2022 5 nan nan 0 2022 6 nan nan 0 2022 7 nan nan 0 2022 8 nan nan 0 2022 9 6.62951e-02 4.11788e-02 31 2022 10 2.38211e-01 1.44158e-01 85 2022 11 2.23074e-01 2.88900e-01 144 2022 12 2.74649e-01 3.20426e-01 166 2023 1 3.77274e-01 1.33639e+00 165 2023 2 3.02787e+00 1.00523e+01 22 2023 3 1.32361e-01 1.74175e-01 77 2023 4 nan nan 0 2023 5 6.98885e-02 4.97169e-02 11 2023 6 1.03789e+00 9.59180e-01 3 2023 7 nan nan 0 2023 8 nan nan 0 2023 9 2.18155e-01 8.41106e-01 52 2023 10 1.57659e-01 1.88852e-01 19 2023 11 1.35566e+00 5.13402e+00 23 2023 12 2.70724e-01 4.39209e-01 113 2024 1 1.28835e-01 1.22671e-01 79 2024 2 2.93516e-01 3.04769e-01 125 2024 3 5.05559e-01 4.87159e-01 6 2024 4 5.89423e-02 3.59993e-02 34