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 -5.76157e-01 2.00377e-01 16 2002 8 6.67321e-01 1.50278e-01 16 2002 9 nan nan 0 2002 10 2.33552e+00 6.89916e-01 68 2002 11 4.25002e+00 3.90631e-01 79 2002 12 2.69402e+00 2.99043e-01 96 2003 1 2.19356e+00 5.67621e-01 147 2003 2 1.04274e+00 5.60305e-01 96 2003 3 6.69636e+00 1.58636e-01 15 2003 4 1.69634e+00 1.25910e+00 49 2003 5 -1.40464e+00 0.00000e+00 1 2003 6 2.86731e+00 1.70086e-01 12 2003 7 6.72096e+00 2.23626e-01 16 2003 8 nan nan 0 2003 9 7.01913e-01 8.62906e-01 15 2003 10 -4.73620e-01 3.92626e-01 28 2003 11 1.93231e+00 9.87398e-01 133 2003 12 1.81087e+00 2.51043e-01 91 2004 1 1.39627e+00 4.98358e-01 48 2004 2 2.64849e+00 9.27161e-01 48 2004 3 1.57131e+00 1.06046e+00 52 2004 4 3.42170e-01 1.81763e+00 53 2004 5 8.04584e-01 2.44811e-01 48 2004 6 nan nan 0 2004 7 1.13384e+00 1.00448e-01 19 2004 8 2.91620e-01 5.96663e-01 52 2004 9 1.83927e+00 1.10327e-01 9 2004 10 3.65510e+00 1.13353e+00 74 2004 11 2.87968e+00 2.18344e-01 34 2004 12 2.61151e+00 3.23631e-01 80 2005 1 1.96522e+00 6.59556e-01 117 2005 2 1.74521e+00 3.86244e-01 62 2005 3 2.09469e+00 6.93029e-01 130 2005 4 4.17787e+00 1.11975e+00 45 2005 5 6.54871e-02 1.72508e+00 22 2005 6 1.75776e+00 9.27925e-02 13 2005 7 nan nan 0 2005 8 nan nan 0 2005 9 1.46354e+00 1.21383e-01 11 2005 10 8.32163e-01 9.29123e-01 74 2005 11 2.03183e+00 3.56946e-01 102 2005 12 2.12543e+00 4.80885e-01 37 2006 1 2.12413e+00 4.82502e-01 108 2006 2 2.15399e+00 5.01590e-01 100 2006 3 1.26656e+00 6.69437e-01 99 2006 4 1.05324e+00 3.52240e-01 76 2006 5 1.50819e-01 1.17508e+00 61 2006 6 -1.37167e-01 1.30540e-01 16 2006 7 7.85773e-01 2.65411e-01 16 2006 8 4.82990e-02 8.06396e-01 22 2006 9 -3.72501e-01 1.61583e+00 71 2006 10 5.98603e-01 1.03441e+00 88 2006 11 7.78123e-01 6.33860e-01 131 2006 12 1.04010e+00 6.45317e-01 122 2007 1 2.35014e+00 6.00928e-01 64 2007 2 1.83740e+00 3.15199e+00 107 2007 3 1.25804e+00 7.24453e-01 121 2007 4 7.33261e-01 9.36938e-01 89 2007 5 8.98520e-03 6.15375e-01 31 2007 6 4.06226e-02 8.30129e-02 15 2007 7 1.35505e+00 9.42707e-02 8 2007 8 1.99904e+00 0.00000e+00 1 2007 9 1.75998e+00 9.03235e-01 17 2007 10 1.66537e+00 1.46103e+00 18 2007 11 1.31203e+00 7.31977e-01 147 2007 12 1.08447e-01 3.97581e-01 48 2008 1 1.03424e+00 6.02690e-01 110 2008 2 1.81805e+00 5.83587e-01 159 2008 3 3.45663e+00 7.41614e-01 102 2008 4 1.79056e+00 5.22379e-01 64 2008 5 1.17039e+00 5.68030e-01 42 2008 6 5.79325e-01 1.17346e+00 30 2008 7 7.41050e-01 3.05533e-01 16 2008 8 nan nan 0 2008 9 1.05710e+00 2.59437e+00 31 2008 10 2.55254e+00 5.99696e-01 100 2008 11 1.42188e+00 8.27519e-01 164 2008 12 2.15232e+00 8.93876e-01 95 2009 1 1.92283e+00 7.43968e-01 121 2009 2 1.48437e+00 4.18763e-01 144 2009 3 1.55120e+00 4.72816e-01 84 2009 4 3.73240e+00 5.79296e-02 15 2009 5 1.84913e+00 1.62521e+00 30 2009 6 5.14052e-01 9.93089e-01 26 2009 7 nan nan 0 2009 8 7.90884e-01 2.84891e-01 35 2009 9 3.33983e+00 8.69535e-01 46 2009 10 3.01238e+00 1.43396e+00 65 2009 11 3.33958e+00 3.91475e-01 57 2009 12 8.66769e+00 1.28630e-01 8 2010 1 5.39992e+00 1.41820e+00 96 2010 2 4.64163e+00 1.82790e+00 67 2010 3 3.03530e+00 1.14670e+00 104 2010 4 -9.75358e-01 4.00214e+00 70 2010 5 8.10612e-01 1.29780e+00 48 2010 6 -1.66583e-01 1.22020e+00 63 2010 7 1.07694e+00 7.01792e-01 32 2010 8 2.97176e+00 5.63243e-02 15 2010 9 2.80141e-01 1.05664e+00 116 2010 10 1.67210e-02 1.10663e+00 161 2010 11 3.41188e-01 1.13360e+00 147 2010 12 1.78936e+00 8.14267e-01 147 2011 1 1.92377e+00 4.75438e-01 119 2011 2 2.21782e+00 1.01965e+00 122 2011 3 1.76280e+00 7.30587e-01 124 2011 4 -6.12311e-01 3.27404e+00 98 2011 5 1.07961e+00 9.34751e-01 66 2011 6 2.55983e+00 3.67794e-02 16 2011 7 1.74040e+00 5.80105e-01 48 2011 8 -4.48868e-01 7.64264e-01 46 2011 9 3.93045e-01 6.58011e-01 83 2011 10 1.22977e+00 4.19490e-01 159 2011 11 1.51390e+00 5.11908e-01 114 2011 12 8.81765e-01 4.88881e-01 106 2012 1 1.15019e+00 8.47732e-01 129 2012 2 6.20614e-01 2.80204e+00 20 2012 3 1.04889e+00 8.65544e-01 142 2012 4 -1.41071e-01 7.13404e-01 40 2012 5 -4.31826e-01 6.93694e-02 11 2012 6 -1.75914e-01 2.02413e-01 30 2012 7 -3.81014e-01 1.59095e-01 12 2012 8 nan nan 0 2012 9 4.83327e-01 1.22615e+00 15 2012 10 3.28775e+00 9.75650e-01 57 2012 11 1.53203e+00 5.99583e-01 146 2012 12 1.99226e+00 8.63849e-01 69 2013 1 1.88640e+00 6.64439e-01 60 2013 2 2.44203e+00 2.72140e-01 49 2013 3 4.81289e+00 2.57163e+00 97 2013 4 2.18955e+00 4.61908e-01 32 2013 5 -3.74228e-01 8.81750e-01 51 2013 6 -5.55359e-01 3.40399e-01 25 2013 7 7.03881e-01 1.52308e-02 6 2013 8 2.70908e+00 4.19625e-01 14 2013 9 2.53059e+00 6.43781e-01 27 2013 10 3.10859e+00 1.21281e+00 70 2013 11 1.01156e+00 9.89804e-01 77 2013 12 8.56184e-01 8.40244e-01 58 2014 1 3.93838e+00 1.00427e+00 72 2014 2 2.06873e+00 5.36719e-01 93 2014 3 4.09453e+00 9.11654e-01 56 2014 4 3.06321e+00 1.40795e+00 18 2014 5 5.45609e+00 0.00000e+00 1 2014 6 2.25209e+00 1.76262e-01 14 2014 7 -5.44083e-01 8.07358e-01 48 2014 8 -1.13322e+00 1.39698e+00 42 2014 9 8.77153e-01 2.70894e+00 42 2014 10 1.56541e+00 9.43005e-01 168 2014 11 1.31246e+00 7.68589e-01 130 2014 12 1.00970e+00 6.62250e-01 96 2015 1 3.57692e+00 7.43580e-01 98 2015 2 3.92568e+00 8.67182e-01 87 2015 3 1.91748e+00 7.93295e-01 79 2015 4 2.22415e-01 6.62069e-01 13 2015 5 1.80875e+00 1.14761e+00 71 2015 6 1.31958e+00 1.32236e-01 14 2015 7 4.95971e-01 8.05062e-01 17 2015 8 nan nan 0 2015 9 1.55153e+00 1.70614e+00 29 2015 10 2.02780e+00 4.05092e-01 59 2015 11 1.50744e+00 3.74514e-01 32 2015 12 nan nan 0 2016 1 6.27959e+00 2.15585e+00 74 2016 2 3.37103e+00 6.89415e-01 206 2016 3 2.23872e+00 3.88352e-01 79 2016 4 2.88793e+00 1.85765e-01 15 2016 5 -1.32763e+00 9.42869e-02 16 2016 6 -2.39948e+00 4.88547e+00 88 2016 7 -3.09411e-02 1.52022e+00 53 2016 8 3.85612e+00 1.50640e+00 20 2016 9 2.37219e+00 2.25455e+00 21 2016 10 2.05432e+00 2.24074e+00 109 2016 11 2.10909e+00 5.03526e-01 115 2016 12 1.03790e+00 9.28256e-01 162 2017 1 2.31602e+00 8.87291e-01 80 2017 2 1.70150e+00 1.18047e+00 166 2017 3 7.79144e-01 7.26674e-01 104 2017 4 1.10124e+00 8.20792e-01 64 2017 5 8.03696e-01 1.18257e+00 48 2017 6 nan nan 0 2017 7 nan nan 0 2017 8 2.36253e+00 2.72730e-01 39 2017 9 1.06549e+00 1.00105e+00 56 2017 10 1.98812e+00 9.24289e-01 52 2017 11 1.38322e+00 6.84714e-01 157 2017 12 1.19020e+00 3.48551e-01 73 2018 1 1.16628e+00 5.28623e-01 150 2018 2 1.65644e+00 5.67271e-01 58 2018 3 9.94357e-01 7.91236e-01 134 2018 4 6.58364e-01 4.11871e-01 112 2018 5 6.89762e-01 9.04611e-01 50 2018 6 8.94793e-01 5.15136e-01 31 2018 7 5.66879e-01 3.71825e-01 18 2018 8 2.04761e+00 1.25098e-01 16 2018 9 3.16722e+00 4.48232e-01 38 2018 10 4.02575e+00 9.85120e-01 105 2018 11 3.64737e+00 7.84074e-01 58 2018 12 4.75431e+00 1.48424e+00 106 2019 1 5.54071e+00 8.60204e-01 109 2019 2 3.73483e+00 7.17646e-01 32 2019 3 2.92329e+00 1.00167e+00 46 2019 4 2.42542e+00 2.71235e-01 64 2019 5 2.52677e-01 1.51799e+00 66 2019 6 6.34610e-01 5.09594e-01 3 2019 7 -1.22078e-01 1.64524e-01 16 2019 8 1.32541e+00 3.46530e-01 11 2019 9 1.92017e+00 6.72473e-01 90 2019 10 1.36525e+00 8.38073e-01 63 2019 11 3.72558e-01 5.63871e-01 108 2019 12 9.10636e-01 7.24914e-01 23 2020 1 1.73486e+00 4.74710e-01 64 2020 2 2.79606e+00 4.73702e-01 109 2020 3 4.71984e+00 1.26133e+00 84 2020 4 5.95071e-01 2.17537e+00 87 2020 5 1.51763e+00 1.16351e+00 63 2020 6 3.63497e-02 3.33805e-01 16 2020 7 nan nan 0 2020 8 1.02667e-01 4.69249e-01 33 2020 9 5.38823e+00 1.06469e-01 16 2020 10 4.30136e+00 2.90236e-01 44 2020 11 3.04347e+00 7.00994e-01 99 2020 12 2.76744e+00 3.00409e-01 139 2021 1 3.37407e+00 8.65832e-01 46 2021 2 4.17019e+00 1.00375e+00 99 2021 3 3.74328e+00 1.04935e+00 97 2021 4 1.83379e+00 5.20262e-01 60 2021 5 9.75669e-01 1.36281e+00 48 2021 6 nan nan 0 2021 7 1.14061e+00 2.23200e+00 19 2021 8 2.49700e+00 1.72290e+00 22 2021 9 2.94673e+00 6.82078e-01 9 2021 10 6.38612e-01 1.85181e+00 9 2021 11 2.51164e+00 8.90208e-01 86 2021 12 1.94744e+00 4.97658e-01 62 2022 1 2.76994e+00 5.36503e-01 136 2022 2 2.11214e+00 2.62660e-01 80 2022 3 2.80087e+00 1.00210e+00 88 2022 4 nan nan 0 2022 5 2.07400e+00 1.10980e-01 16 2022 6 1.04290e+00 6.09107e-01 33 2022 7 2.27291e+00 8.19114e-01 24 2022 8 5.86499e-01 2.61917e-01 20 2022 9 3.35373e+00 7.87086e-03 16 2022 10 1.07572e+00 1.39367e+00 141 2022 11 5.36532e-01 7.89757e-01 76 2022 12 1.58927e+00 8.11310e-01 176 2023 1 1.27624e+00 1.79441e+00 180 2023 2 2.86002e+00 9.03098e-01 166 2023 3 1.28265e+00 8.14608e-01 67 2023 4 4.69471e-01 1.76715e+00 64 2023 5 2.61708e-01 2.22112e+00 40 2023 6 1.03016e+00 2.82936e-01 16 2023 7 -8.87001e-02 5.33773e-01 32 2023 8 1.74102e-01 2.44493e-01 16 2023 9 2.48143e+00 8.94531e-01 58 2023 10 1.86186e+00 9.01246e-01 127 2023 11 1.99772e+00 3.82082e-01 101 2023 12 1.74175e+00 3.82822e-01 22 2024 1 2.54905e+00 1.03935e+00 57 2024 2 3.47735e+00 8.52342e-01 124 2024 3 4.98447e+00 7.35798e-01 64 2024 4 nan nan 0