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 6.55773e-02 4.71040e-02 16 2002 8 3.21321e-02 2.22675e-02 9 2002 9 8.06905e-02 6.23993e-02 62 2002 10 1.21308e-01 1.38907e-01 81 2002 11 1.27126e-01 1.91853e-01 59 2002 12 1.06253e-01 3.50524e-01 104 2003 1 4.87217e-02 4.70749e-02 81 2003 2 1.99655e-01 5.11971e-01 81 2003 3 1.98003e-01 5.59553e-01 101 2003 4 4.93431e-02 0.00000e+00 2 2003 5 1.76992e+00 1.61137e+00 7 2003 6 1.05525e-01 8.21884e-02 48 2003 7 3.82908e-02 4.46668e-02 10 2003 8 3.74115e-02 2.39298e-02 14 2003 9 3.25201e-01 5.84210e-01 34 2003 10 8.65504e-02 1.04407e-01 24 2003 11 3.45766e-01 9.04378e-01 45 2003 12 4.43303e-01 2.09964e+00 116 2004 1 1.12303e-01 1.74656e-01 205 2004 2 7.90242e-02 9.69772e-02 109 2004 3 6.18089e-02 5.04354e-02 58 2004 4 4.44485e-02 4.08128e-02 23 2004 5 nan nan 0 2004 6 1.06821e-01 8.55927e-02 32 2004 7 3.68330e-02 2.37076e-02 12 2004 8 3.89439e-02 0.00000e+00 2 2004 9 1.96186e+00 3.76947e+00 27 2004 10 8.38868e-02 7.07930e-02 147 2004 11 1.27206e-01 1.64333e-01 100 2004 12 5.42259e-01 1.97100e+00 118 2005 1 2.59273e-01 1.33358e+00 64 2005 2 4.32785e-01 1.49382e+00 94 2005 3 1.21520e-01 1.06342e-01 83 2005 4 9.13423e-02 1.63054e-01 63 2005 5 7.84040e-01 1.43626e+00 16 2005 6 nan nan 0 2005 7 7.78811e-02 0.00000e+00 1 2005 8 1.72890e-01 1.20059e-01 20 2005 9 2.42682e-02 3.68407e-02 13 2005 10 1.10050e-01 1.28647e-01 7 2005 11 1.30871e+00 2.39546e+00 39 2005 12 1.36758e-01 2.33582e-01 149 2006 1 7.95559e-02 7.25122e-02 91 2006 2 7.47974e-01 1.49060e+00 40 2006 3 9.04279e-02 7.74551e-02 58 2006 4 3.47624e-02 2.98947e-02 25 2006 5 8.41945e-02 6.51104e-02 40 2006 6 nan nan 0 2006 7 4.39647e-02 3.83303e-02 18 2006 8 3.77039e-02 3.51530e-02 6 2006 9 3.22881e+00 5.90595e+00 36 2006 10 1.38194e-01 1.73901e-01 74 2006 11 1.91936e-01 7.82587e-01 94 2006 12 8.18548e-02 7.64129e-02 139 2007 1 4.19692e-01 1.35200e+00 157 2007 2 1.28294e-01 2.05534e-01 153 2007 3 6.80239e-02 6.21948e-02 48 2007 4 2.02776e+00 3.11497e+00 26 2007 5 1.60737e-02 1.90712e-02 7 2007 6 5.94627e-02 6.51478e-02 37 2007 7 6.42622e-02 4.23737e-02 18 2007 8 9.60665e-02 9.63799e-02 44 2007 9 2.40433e-01 1.16074e+00 125 2007 10 7.68529e-02 5.99352e-02 35 2007 11 3.33921e-01 4.23423e-01 62 2007 12 8.40694e-01 8.29556e+00 123 2008 1 4.85379e-01 1.59508e+00 153 2008 2 2.38382e-01 6.47244e-01 135 2008 3 8.04466e-02 8.29106e-02 67 2008 4 7.73115e-02 6.65082e-02 76 2008 5 6.85213e-02 4.67487e-02 62 2008 6 1.40677e+00 0.00000e+00 1 2008 7 8.02934e-02 5.34534e-02 50 2008 8 2.72450e+00 4.11534e+00 39 2008 9 6.82618e-01 2.09273e+00 54 2008 10 3.59691e-01 6.80745e-01 55 2008 11 5.99773e-02 6.39389e-02 42 2008 12 1.28769e-01 1.24895e-01 103 2009 1 1.88243e-01 3.35562e-01 209 2009 2 6.38664e-02 4.88411e-02 22 2009 3 7.28442e-02 6.55495e-02 86 2009 4 1.33853e+00 9.32014e-01 27 2009 5 4.05950e-01 7.19444e-01 10 2009 6 1.36122e-01 0.00000e+00 1 2009 7 1.19770e+00 0.00000e+00 5 2009 8 7.54648e-02 0.00000e+00 2 2009 9 1.68528e-01 3.43410e-01 33 2009 10 6.15749e-02 5.55291e-02 95 2009 11 8.39955e-02 8.91684e-02 122 2009 12 6.30377e-01 1.28969e+00 50 2010 1 1.00331e+00 3.69145e+00 66 2010 2 1.18681e+00 2.29783e+00 61 2010 3 2.06290e-01 3.92263e-01 66 2010 4 1.06660e-01 7.44758e-02 18 2010 5 7.37008e-03 0.00000e+00 3 2010 6 7.13525e-02 5.58961e-02 32 2010 7 nan nan 0 2010 8 1.04707e-01 1.70262e-01 71 2010 9 7.68448e-02 5.61108e-02 59 2010 10 3.18632e-01 6.84642e-01 23 2010 11 9.58554e-02 1.18044e-01 64 2010 12 1.14981e-01 9.83339e-02 124 2011 1 9.21875e-02 1.04929e-01 149 2011 2 5.34566e-01 1.04091e+00 53 2011 3 1.15938e-01 1.74455e-01 139 2011 4 6.71051e-02 8.82379e-02 110 2011 5 8.28736e-02 7.78908e-02 33 2011 6 nan nan 0 2011 7 nan nan 0 2011 8 6.03518e-02 3.67144e-02 3 2011 9 2.19568e-01 4.28077e-01 79 2011 10 1.70000e-01 2.97105e-01 39 2011 11 1.66114e-01 2.22597e-01 59 2011 12 4.40222e-01 1.24267e+00 183 2012 1 6.37050e-01 1.34621e+00 92 2012 2 1.13511e-01 1.35160e-01 29 2012 3 6.98863e-02 6.27753e-02 53 2012 4 6.91488e-02 9.34170e-02 61 2012 5 5.77123e-01 1.59293e+00 61 2012 6 5.55700e-02 5.20667e-02 16 2012 7 1.27583e-01 1.60316e-01 8 2012 8 2.45436e-01 6.40710e-01 14 2012 9 2.41803e-01 3.01657e-01 46 2012 10 2.22413e-01 1.99952e-01 34 2012 11 2.01210e-01 4.23815e-01 51 2012 12 1.60092e-01 5.78495e-01 145 2013 1 8.36066e-01 1.76057e+00 69 2013 2 9.11933e-02 1.05097e-01 117 2013 3 1.67302e-01 4.11713e-01 45 2013 4 6.28608e-02 4.99067e-02 23 2013 5 3.48064e-01 5.47111e-01 25 2013 6 nan nan 0 2013 7 5.21159e-02 7.73932e-03 3 2013 8 nan nan 0 2013 9 3.91954e-01 8.25845e-01 24 2013 10 1.33764e-01 2.36704e-01 24 2013 11 4.97363e-01 4.71931e-01 2 2013 12 3.45372e-01 9.04058e-01 72 2014 1 7.43029e-01 2.77343e+00 64 2014 2 1.79672e-01 2.30352e-01 11 2014 3 1.07093e-01 2.37370e-01 96 2014 4 6.52724e-02 5.88581e-02 69 2014 5 1.86761e-01 1.74989e-01 20 2014 6 nan nan 0 2014 7 2.72605e-02 1.96624e-02 11 2014 8 nan nan 0 2014 9 2.36389e+00 1.92128e+00 20 2014 10 3.30295e-01 8.43612e-01 47 2014 11 9.18585e-02 9.98479e-02 43 2014 12 7.14802e-02 5.54727e-02 67 2015 1 1.87900e-01 3.71959e-01 28 2015 2 1.85383e+00 3.13885e+00 34 2015 3 3.09877e-01 2.72240e-01 38 2015 4 1.05180e-01 2.84898e-01 55 2015 5 2.00881e-01 1.88349e-01 26 2015 6 nan nan 0 2015 7 nan nan 0 2015 8 1.10679e-01 1.14113e-01 53 2015 9 8.22579e-02 9.30294e-02 58 2015 10 1.10748e-01 1.64480e-01 62 2015 11 6.94881e-02 8.65212e-02 9 2015 12 1.35081e+00 4.28961e+00 24 2016 1 6.53018e-02 7.19078e-02 131 2016 2 6.55645e-02 8.16732e-02 84 2016 3 3.21307e-02 0.00000e+00 2 2016 4 2.89112e-01 4.20665e-01 50 2016 5 5.77123e-02 5.59922e-02 27 2016 6 4.64083e-02 4.19801e-02 28 2016 7 nan nan 0 2016 8 7.10173e-02 5.54629e-02 27 2016 9 1.06100e-01 1.29497e-01 97 2016 10 4.67708e-02 3.71379e-02 46 2016 11 7.84064e-02 8.93204e-02 27 2016 12 7.72232e-01 2.90099e+00 54 2017 1 1.39514e-01 2.60838e-01 114 2017 2 8.33141e-02 1.04666e-01 96 2017 3 6.50567e-02 4.39009e-02 16 2017 4 2.06457e+00 3.57447e+00 14 2017 5 7.10680e-02 6.83224e-02 45 2017 6 9.56581e-02 1.11564e-01 114 2017 7 8.78920e-02 8.34189e-02 60 2017 8 6.11364e-02 6.15932e-02 36 2017 9 2.92602e-01 5.24452e-01 53 2017 10 3.56242e-02 3.38042e-02 21 2017 11 6.74156e-02 5.86314e-02 53 2017 12 1.05827e+00 3.22150e+00 78 2018 1 2.27345e-01 3.67362e-01 33 2018 2 2.31341e-01 7.11097e-01 35 2018 3 8.78172e-02 8.15634e-02 163 2018 4 4.22744e-02 5.35236e-02 36 2018 5 9.16513e-02 1.04070e-01 30 2018 6 2.96557e-01 4.94857e-01 9 2018 7 nan nan 0 2018 8 2.28136e-01 3.29576e-01 5 2018 9 2.10422e-02 0.00000e+00 1 2018 10 3.19763e-02 2.59452e-02 14 2018 11 6.02750e-01 9.22392e-01 47 2018 12 7.81786e-01 2.35931e+00 76 2019 1 1.80545e-01 4.93117e-01 97 2019 2 2.26397e+00 3.56451e+00 46 2019 3 3.89439e-02 0.00000e+00 2 2019 4 8.88180e-02 1.05067e-01 93 2019 5 nan nan 0 2019 6 9.38350e-02 1.52505e-01 6 2019 7 2.66486e-02 2.56761e-02 10 2019 8 5.14301e-01 6.34811e-01 24 2019 9 4.34983e-02 3.40655e-02 18 2019 10 5.92065e+00 9.40478e+00 29 2019 11 7.19459e-02 1.36704e-01 82 2019 12 4.29945e-01 9.12842e-01 42 2020 1 7.75856e-01 2.42631e+00 132 2020 2 4.25091e-01 1.27224e+00 50 2020 3 1.23733e-01 1.16314e-01 73 2020 4 1.64580e-01 3.07080e-01 87 2020 5 7.64940e-02 6.68322e-02 59 2020 6 8.20972e-02 6.20540e-02 23 2020 7 8.28351e-02 6.57299e-02 53 2020 8 8.20640e-02 8.93847e-02 54 2020 9 7.22457e-02 9.44866e-02 53 2020 10 4.85719e-02 4.32146e-02 55 2020 11 7.49198e-02 1.10722e-01 56 2020 12 9.37806e-02 1.12704e-01 163 2021 1 2.24274e-01 5.19737e-01 143 2021 2 1.60920e-01 1.40612e-01 48 2021 3 6.81483e-01 1.71046e+00 34 2021 4 8.53958e-02 9.46059e-02 60 2021 5 2.55792e-01 3.72832e-01 26 2021 6 nan nan 0 2021 7 6.37343e-02 5.53048e-02 20 2021 8 1.14530e-02 0.00000e+00 2 2021 9 1.22457e-01 1.09480e-01 41 2021 10 6.31223e-02 6.75604e-02 85 2021 11 9.50861e-02 1.44103e-01 86 2021 12 1.11685e-01 2.24277e-01 158 2022 1 4.29598e-01 1.17034e+00 150 2022 2 2.88207e-01 5.23581e-01 71 2022 3 2.55181e-01 3.79131e-01 18 2022 4 1.36648e-01 1.96745e-01 23 2022 5 2.61894e-02 2.63553e-02 7 2022 6 8.90186e-02 9.04296e-02 42 2022 7 nan nan 0 2022 8 6.60253e-02 4.10459e-02 7 2022 9 1.23928e-01 2.15316e-01 12 2022 10 2.95025e-01 5.36082e-01 104 2022 11 5.63737e-01 1.81196e+00 213 2022 12 5.82803e-01 1.47721e+00 144 2023 1 1.09325e-01 2.20012e-01 121 2023 2 6.23781e-02 7.74884e-02 100 2023 3 9.32307e-01 3.10136e+00 154 2023 4 4.65239e-02 4.71493e-02 36 2023 5 1.04403e+00 1.83915e+00 70 2023 6 3.02273e-01 6.90592e-01 15 2023 7 nan nan 0 2023 8 5.80117e-01 0.00000e+00 1 2023 9 9.84908e-01 1.93234e+00 58 2023 10 5.02868e-01 1.65746e+00 108 2023 11 4.14507e+00 1.23203e+01 103 2023 12 2.72142e-01 1.04031e+00 78 2024 1 5.21173e-01 1.31150e+00 128 2024 2 5.32950e-01 1.51868e+00 106 2024 3 1.35558e-01 1.95910e-01 138 2024 4 8.56426e-02 5.74802e-02 51