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 3.55437e+00 9.47235e-02 12 2002 8 nan nan 0 2002 9 1.09241e+01 2.00717e-01 16 2002 10 6.07863e+00 7.35322e-01 23 2002 11 1.02489e+01 2.21598e+00 28 2002 12 6.63274e+00 8.37790e-01 64 2003 1 7.03938e+00 8.07108e-01 64 2003 2 5.35342e+00 1.54657e+00 97 2003 3 1.24059e+01 1.68930e-01 7 2003 4 8.53226e+00 1.59030e-01 12 2003 5 1.12473e+01 6.02487e-02 10 2003 6 nan nan 0 2003 7 nan nan 0 2003 8 nan nan 0 2003 9 7.81513e+00 7.00040e-01 38 2003 10 6.04764e+00 1.07037e+00 94 2003 11 6.14700e+00 7.26144e-01 87 2003 12 6.13208e+00 9.73444e-01 94 2004 1 4.39660e+00 6.69727e-01 70 2004 2 4.95647e+00 1.08125e-01 12 2004 3 6.63894e+00 1.87648e+00 83 2004 4 4.67982e+00 6.54461e-01 70 2004 5 5.98258e+00 1.35946e+00 45 2004 6 6.55787e+00 4.20638e-02 16 2004 7 7.85081e+00 2.91830e-01 16 2004 8 6.75948e+00 6.25579e-02 16 2004 9 1.11332e+01 2.78169e-01 15 2004 10 6.27608e+00 1.39661e+00 60 2004 11 7.01996e+00 6.84194e-01 48 2004 12 9.10445e+00 7.67343e-02 16 2005 1 5.80410e+00 1.67066e+00 33 2005 2 5.94193e+00 8.61786e-01 48 2005 3 6.07441e+00 1.03622e+00 112 2005 4 1.28574e+01 4.06066e-02 14 2005 5 8.83120e+00 1.10251e-01 11 2005 6 9.36109e+00 4.31757e-02 16 2005 7 7.81823e+00 5.35672e-01 24 2005 8 8.86878e+00 4.95231e-01 10 2005 9 5.14172e+00 2.03095e-01 6 2005 10 4.74111e+00 1.13774e+00 81 2005 11 3.25374e+00 2.64754e-01 62 2005 12 5.81193e+00 9.21448e-01 68 2006 1 5.70346e+00 1.38713e+00 64 2006 2 6.17943e+00 4.04001e-01 129 2006 3 5.86187e+00 1.34837e+00 111 2006 4 3.58912e+00 3.39881e-01 47 2006 5 6.09269e+00 2.04282e+00 37 2006 6 4.04148e+00 6.11905e-02 16 2006 7 3.27214e+00 7.66129e-02 16 2006 8 5.49967e+00 0.00000e+00 2 2006 9 5.16538e+00 2.52733e-01 48 2006 10 5.20772e+00 9.26436e-01 97 2006 11 4.46209e+00 1.05612e+00 125 2006 12 3.29070e+00 9.75562e-01 61 2007 1 5.08917e+00 6.26195e-01 51 2007 2 7.73554e+00 1.54408e+00 73 2007 3 6.12387e+00 1.71357e+00 100 2007 4 5.94144e+00 1.12170e+00 30 2007 5 5.80900e+00 1.73110e+00 32 2007 6 nan nan 0 2007 7 3.73732e+00 1.30775e-01 3 2007 8 2.19728e+00 4.91481e-01 6 2007 9 4.25461e+00 7.84988e-02 16 2007 10 4.63327e+00 1.44487e+00 98 2007 11 3.81565e+00 5.33025e-01 128 2007 12 6.80942e+00 1.87102e+00 49 2008 1 9.20637e+00 1.80683e+00 46 2008 2 8.84659e+00 1.02736e+00 58 2008 3 8.13945e+00 9.36526e-01 34 2008 4 1.09889e+01 1.50120e-01 9 2008 5 4.28535e+00 2.45976e-01 16 2008 6 nan nan 0 2008 7 nan nan 0 2008 8 nan nan 0 2008 9 3.49382e+00 3.15488e-01 10 2008 10 5.12411e+00 1.27007e+00 73 2008 11 3.77989e+00 6.25168e-01 97 2008 12 6.23019e+00 8.79076e-02 16 2009 1 9.37230e+00 6.88166e-01 31 2009 2 5.16295e+00 9.68756e-01 88 2009 3 5.23541e+00 5.10098e-01 76 2009 4 1.14904e+01 7.32105e-01 19 2009 5 1.17645e+01 1.43439e-01 14 2009 6 1.45695e+01 2.56509e-01 4 2009 7 nan nan 0 2009 8 nan nan 0 2009 9 1.20746e+00 0.00000e+00 2 2009 10 7.91845e+00 1.02340e+00 62 2009 11 8.99807e+00 4.78210e-01 49 2009 12 nan nan 0 2010 1 nan nan 0 2010 2 1.05935e+01 0.00000e+00 2 2010 3 8.87114e+00 1.26119e+00 37 2010 4 5.64534e+00 1.10927e+00 60 2010 5 nan nan 0 2010 6 5.04917e+00 7.67520e-01 41 2010 7 4.95399e+00 6.44979e-01 27 2010 8 nan nan 0 2010 9 5.04627e+00 5.87141e-01 62 2010 10 4.35693e+00 9.48845e-01 135 2010 11 4.02118e+00 1.00921e+00 74 2010 12 4.24085e+00 1.57946e+00 140 2011 1 4.30770e+00 8.30323e-01 96 2011 2 5.91860e+00 1.50816e+00 76 2011 3 6.69876e+00 2.15823e+00 124 2011 4 5.21874e+00 6.66199e-01 25 2011 5 3.45419e+00 3.97832e-01 22 2011 6 3.06422e+00 2.01620e-01 32 2011 7 3.69367e+00 8.49591e-01 23 2011 8 4.51511e+00 5.15587e-01 22 2011 9 5.64663e+00 6.91565e-02 11 2011 10 4.09376e+00 1.55454e+00 132 2011 11 3.19245e+00 1.71729e+00 117 2011 12 2.82324e+00 8.73968e-01 99 2012 1 4.45663e+00 9.48242e-01 123 2012 2 6.84907e+00 1.75327e+00 44 2012 3 1.04424e+01 6.66372e-01 3 2012 4 5.34632e+00 2.13330e-01 16 2012 5 3.37407e+00 1.01917e-01 16 2012 6 3.75250e+00 1.48909e-02 12 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 8.58918e+00 1.13717e+00 35 2012 11 4.13756e+00 5.34342e-01 141 2012 12 5.12837e+00 2.13349e+00 83 2013 1 5.12741e+00 7.51519e-01 61 2013 2 4.01836e+00 3.93320e-01 35 2013 3 1.08930e+01 2.53909e-01 30 2013 4 7.61157e+00 2.02615e-01 10 2013 5 7.48960e+00 5.02433e-02 4 2013 6 2.41899e+00 4.38227e-02 16 2013 7 nan nan 0 2013 8 nan nan 0 2013 9 1.26941e+01 1.48963e+00 31 2013 10 8.08717e+00 2.26123e+00 69 2013 11 6.42331e+00 1.11185e+00 79 2013 12 7.17099e+00 7.69530e-01 76 2014 1 nan nan 0 2014 2 6.40108e+00 7.07666e-01 64 2014 3 1.09041e+01 5.06283e-01 34 2014 4 1.05775e+01 6.99982e-01 32 2014 5 nan nan 0 2014 6 8.46664e+00 2.47226e-01 10 2014 7 8.55390e+00 1.58165e-01 15 2014 8 nan nan 0 2014 9 5.50591e+00 3.56079e-01 29 2014 10 6.51661e+00 1.70216e+00 179 2014 11 4.64856e+00 9.11790e-01 117 2014 12 4.14275e+00 1.01364e+00 111 2015 1 7.72281e+00 2.00161e+00 53 2015 2 7.30605e+00 8.21183e-01 100 2015 3 5.65781e+00 7.04167e-01 34 2015 4 nan nan 0 2015 5 6.04504e+00 8.09233e-01 19 2015 6 6.66036e+00 1.73148e+00 48 2015 7 5.73398e+00 7.84062e-01 27 2015 8 4.80662e+00 6.47680e-01 30 2015 9 5.70454e+00 1.35741e+00 36 2015 10 5.31947e+00 8.29009e-01 23 2015 11 9.02401e+00 5.08567e-01 16 2015 12 8.45145e+00 1.24203e+00 2 2016 1 1.37701e+01 2.21591e-02 3 2016 2 1.04218e+01 8.71823e-01 39 2016 3 7.80563e+00 9.97266e-01 19 2016 4 9.25316e+00 1.15447e-01 16 2016 5 nan nan 0 2016 6 4.26739e+00 7.81028e-01 30 2016 7 5.26271e+00 1.31904e-01 18 2016 8 9.89046e+00 1.07274e-01 5 2016 9 5.45917e+00 2.96804e-01 40 2016 10 4.69426e+00 5.13232e-01 67 2016 11 4.03759e+00 5.82609e-01 94 2016 12 6.39593e+00 1.85177e+00 50 2017 1 1.16632e+01 4.07455e-01 28 2017 2 9.13161e+00 1.15925e+00 97 2017 3 6.99214e+00 1.60100e+00 75 2017 4 6.78917e+00 1.39041e+00 50 2017 5 4.36056e+00 9.26908e-01 32 2017 6 5.63764e+00 4.76152e-01 19 2017 7 9.60943e+00 1.25841e+00 32 2017 8 8.58934e+00 3.65602e+00 23 2017 9 7.03481e+00 9.09504e-01 21 2017 10 6.52974e+00 9.63325e-01 66 2017 11 5.21858e+00 1.11134e+00 146 2017 12 3.91714e+00 9.08074e-01 74 2018 1 3.30512e+00 4.66850e-01 142 2018 2 3.51496e+00 3.30747e-01 16 2018 3 8.04937e+00 8.56315e-01 89 2018 4 6.84276e+00 2.70977e-01 79 2018 5 4.10519e+00 1.00965e-01 16 2018 6 8.50674e+00 1.70559e+00 18 2018 7 3.53988e+00 0.00000e+00 1 2018 8 8.61681e+00 1.30541e-01 4 2018 9 9.64480e+00 2.43970e+00 29 2018 10 5.69838e+00 3.09853e+00 42 2018 11 nan nan 0 2018 12 1.21981e+01 1.34206e-01 8 2019 1 nan nan 0 2019 2 7.25562e+00 1.67144e-01 16 2019 3 7.74034e+00 7.99712e-01 74 2019 4 6.58382e+00 1.63721e+00 24 2019 5 5.04354e+00 8.70214e-01 60 2019 6 5.86679e+00 8.22705e-01 17 2019 7 nan nan 0 2019 8 6.52808e+00 0.00000e+00 1 2019 9 4.08023e+00 3.18132e-01 48 2019 10 4.41380e+00 8.36136e-01 52 2019 11 4.13733e+00 1.09320e+00 48 2019 12 3.53939e+00 5.58984e-01 48 2020 1 8.23138e+00 1.55751e+00 26 2020 2 9.04816e+00 2.28270e+00 35 2020 3 9.57423e+00 1.02290e+00 48 2020 4 6.93372e+00 7.37195e-02 5 2020 5 nan nan 0 2020 6 6.14106e+00 9.93837e-02 16 2020 7 5.54600e+00 8.50477e-02 13 2020 8 7.67715e+00 1.67501e-01 10 2020 9 nan nan 0 2020 10 9.25284e+00 4.20418e-01 23 2020 11 6.03911e+00 7.61952e-01 32 2020 12 6.65063e+00 9.41104e-01 51 2021 1 nan nan 0 2021 2 8.67416e+00 7.62481e-01 20 2021 3 8.49983e+00 8.28899e-01 43 2021 4 8.30638e+00 1.07561e-01 16 2021 5 7.28426e+00 1.38201e+00 52 2021 6 nan nan 0 2021 7 nan nan 0 2021 8 6.99508e+00 2.15983e-01 17 2021 9 1.02653e+01 1.78438e-01 16 2021 10 7.87527e+00 5.88365e-01 36 2021 11 5.77330e+00 1.05267e+00 100 2021 12 6.54062e+00 9.68375e-01 40 2022 1 6.38774e+00 6.53866e-01 53 2022 2 4.43339e+00 4.33151e-01 72 2022 3 4.39575e+00 2.82627e-01 69 2022 4 6.30144e+00 1.33185e-01 16 2022 5 5.44385e+00 1.37123e+00 48 2022 6 5.74524e+00 4.57504e-01 26 2022 7 4.47385e+00 3.87556e-02 8 2022 8 4.80034e+00 4.43018e-01 30 2022 9 6.13208e+00 1.08006e+00 31 2022 10 4.31186e+00 3.42489e-01 132 2022 11 3.33034e+00 3.67449e-01 76 2022 12 4.49239e+00 1.12031e+00 84 2023 1 4.71353e+00 1.22488e+00 109 2023 2 6.98331e+00 1.40147e+00 82 2023 3 6.00632e+00 2.12426e-01 41 2023 4 7.31932e+00 1.76472e+00 32 2023 5 5.91579e+00 1.14733e+00 32 2023 6 nan nan 0 2023 7 1.10162e+01 6.58758e-01 31 2023 8 3.81203e+00 9.30580e-02 15 2023 9 4.45589e+00 3.74989e-01 33 2023 10 4.26866e+00 1.70599e+00 92 2023 11 3.53531e+00 4.43642e-01 82 2023 12 4.63080e+00 2.09878e-01 38 2024 1 6.01404e+00 1.29286e+00 48 2024 2 1.02164e+01 1.83960e-01 32 2024 3 7.22204e+00 1.47792e+00 33 2024 4 nan nan 0