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 7.67905e-01 2.41382e-01 19 2002 8 5.82267e-01 2.46853e-01 48 2002 9 1.20010e+00 5.71364e-01 42 2002 10 2.03737e+00 6.63153e-01 26 2002 11 nan nan 0 2002 12 2.02523e+00 8.16651e-01 32 2003 1 2.97512e+00 1.05073e+00 123 2003 2 1.51030e+00 4.59133e-01 69 2003 3 4.02790e+00 1.25702e+00 32 2003 4 5.22017e+00 4.75728e-01 12 2003 5 nan nan 0 2003 6 1.84360e+00 1.12895e-02 6 2003 7 2.93904e+00 9.05812e-01 21 2003 8 5.36340e+00 0.00000e+00 1 2003 9 2.10510e+00 2.28342e-01 48 2003 10 1.84719e+00 6.67791e-01 51 2003 11 2.13256e+00 6.94393e-01 115 2003 12 1.64760e+00 4.65408e-01 107 2004 1 9.59052e-01 1.21193e-01 77 2004 2 1.97937e+00 1.01804e+00 36 2004 3 2.41588e+00 8.41088e-01 77 2004 4 nan nan 0 2004 5 1.07689e+00 1.25564e-01 16 2004 6 1.43824e+00 1.79725e-01 16 2004 7 1.59281e+00 2.23003e-01 15 2004 8 1.56728e+00 2.62470e-01 16 2004 9 1.44357e+00 1.95781e-01 29 2004 10 1.32271e+00 3.44888e-01 80 2004 11 1.56585e+00 8.09665e-02 16 2004 12 2.18415e+00 3.02549e-01 77 2005 1 2.26638e+00 8.58031e-01 56 2005 2 2.06313e+00 6.56027e-01 76 2005 3 1.86415e+00 8.26750e-01 79 2005 4 5.69005e+00 1.46072e-01 26 2005 5 3.70855e+00 1.10978e+00 12 2005 6 1.13550e+00 1.11559e-01 18 2005 7 1.42302e+00 4.07508e-01 38 2005 8 nan nan 0 2005 9 nan nan 0 2005 10 1.03952e+00 5.53027e-01 102 2005 11 1.47422e+00 1.01339e+00 39 2005 12 1.67772e+00 6.04930e-01 76 2006 1 1.48801e+00 6.18959e-01 73 2006 2 1.53180e+00 5.30350e-01 142 2006 3 1.36856e+00 8.28724e-01 116 2006 4 2.23261e+00 5.95810e-01 18 2006 5 1.49246e+00 1.23207e+00 23 2006 6 1.99904e+00 1.23437e+00 21 2006 7 nan nan 0 2006 8 1.09085e+00 1.27166e-01 13 2006 9 1.40429e+00 5.06326e-01 48 2006 10 1.84487e+00 9.13384e-01 93 2006 11 1.14290e+00 6.74654e-01 130 2006 12 1.31041e+00 7.21606e-01 88 2007 1 2.66657e+00 3.47869e-01 23 2007 2 1.38515e+00 1.77355e-01 52 2007 3 1.22682e+00 6.31912e-01 82 2007 4 2.16847e+00 8.51054e-01 27 2007 5 1.36185e+00 7.90704e-02 16 2007 6 5.71862e-01 1.22584e-02 16 2007 7 6.50638e-01 7.12848e-02 37 2007 8 8.76775e-01 2.28471e-02 16 2007 9 5.73486e-01 5.22075e-02 14 2007 10 9.94235e-01 3.73107e-01 52 2007 11 1.52674e+00 7.80465e-01 77 2007 12 1.73087e+00 9.71474e-01 46 2008 1 3.41089e+00 1.02115e+00 48 2008 2 2.86400e+00 9.43776e-01 65 2008 3 3.49650e+00 3.76916e-01 29 2008 4 3.83139e+00 1.00533e+00 19 2008 5 nan nan 0 2008 6 nan nan 0 2008 7 nan nan 0 2008 8 2.41180e+00 0.00000e+00 3 2008 9 nan nan 0 2008 10 1.88318e+00 1.03389e+00 77 2008 11 1.61427e+00 1.08151e+00 81 2008 12 2.00495e+00 1.43097e+00 64 2009 1 2.18334e+00 5.23739e-01 75 2009 2 1.79711e+00 9.40843e-01 48 2009 3 1.22405e+00 5.59241e-01 90 2009 4 4.84545e+00 3.87629e-01 16 2009 5 3.15637e+00 1.24216e-01 16 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 2.52272e+00 7.05650e-01 17 2009 9 1.14682e+00 1.31686e+00 22 2009 10 2.49793e+00 7.52168e-01 110 2009 11 2.44816e+00 1.17253e+00 61 2009 12 nan nan 0 2010 1 3.27814e+00 1.14067e+00 54 2010 2 4.14920e+00 1.62439e-02 12 2010 3 2.83913e+00 4.37979e-01 56 2010 4 2.17483e+00 7.48071e-01 44 2010 5 nan nan 0 2010 6 1.74936e+00 7.97920e-01 41 2010 7 6.58670e-01 3.43105e-01 43 2010 8 nan nan 0 2010 9 1.70608e+00 6.62425e-01 42 2010 10 1.91037e+00 9.93621e-01 102 2010 11 1.23663e+00 7.33295e-01 88 2010 12 1.20259e+00 4.21030e-01 143 2011 1 1.23037e+00 8.73106e-01 111 2011 2 1.48873e+00 4.17410e-01 100 2011 3 2.07136e+00 1.06704e+00 102 2011 4 1.40697e+00 4.41717e-01 18 2011 5 9.11636e-01 5.09371e-01 22 2011 6 5.85911e-01 7.36362e-02 27 2011 7 1.20568e+00 4.59792e-01 45 2011 8 1.14557e+00 5.46305e-01 42 2011 9 1.09942e+00 3.85117e-01 34 2011 10 1.49358e+00 7.36586e-01 64 2011 11 7.01039e-01 5.30685e-01 82 2011 12 1.29899e+00 5.93699e-01 78 2012 1 1.50035e+00 7.79055e-01 84 2012 2 2.69726e+00 7.40298e-01 16 2012 3 4.07175e+00 8.98037e-01 4 2012 4 1.74449e+00 1.78196e+00 15 2012 5 1.00262e+00 8.98063e-02 13 2012 6 6.03640e-01 2.47549e-02 15 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 2.73329e+00 4.51672e-01 34 2012 11 1.82737e+00 8.86213e-01 97 2012 12 1.69455e+00 8.22949e-01 100 2013 1 9.57571e-01 1.73618e-01 82 2013 2 8.03250e-01 6.21377e-02 28 2013 3 nan nan 0 2013 4 nan nan 0 2013 5 2.06190e+00 1.61951e+00 4 2013 6 3.37388e-01 1.42696e-01 32 2013 7 nan nan 0 2013 8 4.29345e+00 4.62539e-01 4 2013 9 2.07043e+00 7.65684e-01 13 2013 10 2.28589e+00 5.49089e-01 56 2013 11 1.68580e+00 8.57125e-01 78 2013 12 1.80909e+00 1.24391e+00 45 2014 1 2.47488e+00 2.40692e-01 70 2014 2 1.66734e+00 7.25925e-01 64 2014 3 2.66796e+00 3.32778e-01 48 2014 4 3.84053e+00 1.00689e+00 31 2014 5 nan nan 0 2014 6 3.12108e+00 3.94995e-01 15 2014 7 nan nan 0 2014 8 9.27333e-02 1.01163e-01 9 2014 9 6.43845e-01 4.30479e-01 44 2014 10 2.26339e+00 1.07067e+00 165 2014 11 1.95433e+00 8.78525e-01 125 2014 12 1.67941e+00 9.13166e-01 94 2015 1 2.00540e+00 4.43996e-01 126 2015 2 1.75770e+00 4.84224e-01 108 2015 3 1.27367e+00 6.07626e-01 66 2015 4 nan nan 0 2015 5 1.14847e+00 7.59208e-02 19 2015 6 1.64099e+00 6.53492e-01 49 2015 7 1.12627e+00 1.65498e-02 19 2015 8 1.10827e+00 3.16972e-01 6 2015 9 1.34179e+00 4.58220e-01 30 2015 10 2.47524e+00 1.34057e+00 60 2015 11 2.58824e+00 6.11963e-01 34 2015 12 1.29759e+00 5.39867e-02 14 2016 1 4.84898e+00 1.40461e+00 10 2016 2 3.19906e+00 6.84440e-01 99 2016 3 1.45641e+00 5.51081e-01 48 2016 4 4.20423e+00 2.02311e+00 7 2016 5 nan nan 0 2016 6 7.56400e-01 1.84144e-01 28 2016 7 7.65022e-01 1.94095e-01 18 2016 8 3.31657e+00 1.21062e+00 24 2016 9 1.59681e+00 7.45043e-01 43 2016 10 1.78721e+00 1.32964e+00 32 2016 11 1.43009e+00 7.54999e-01 98 2016 12 2.28961e+00 1.24699e+00 104 2017 1 3.86823e+00 8.49518e-01 51 2017 2 2.98575e+00 1.07091e+00 136 2017 3 3.17601e+00 9.10961e-01 57 2017 4 1.67388e+00 3.40015e-01 48 2017 5 1.22288e+00 6.55824e-01 35 2017 6 1.21211e+00 5.72182e-01 32 2017 7 2.00610e+00 4.87428e-01 64 2017 8 1.45082e+00 2.74252e-02 16 2017 9 1.94509e+00 9.89713e-01 32 2017 10 2.08582e+00 9.88925e-01 87 2017 11 1.63123e+00 8.16264e-01 109 2017 12 1.11367e+00 8.74328e-01 38 2018 1 1.13494e+00 3.36547e-01 115 2018 2 1.29369e+00 1.92928e-01 16 2018 3 2.28703e+00 7.97773e-01 32 2018 4 1.60636e+00 6.67232e-01 39 2018 5 nan nan 0 2018 6 2.04435e+00 1.64527e+00 21 2018 7 5.81975e-01 3.42064e-02 8 2018 8 2.08640e+00 8.31329e-02 16 2018 9 1.75836e+00 8.93868e-01 36 2018 10 1.24305e+00 1.10935e+00 58 2018 11 nan nan 0 2018 12 nan nan 0 2019 1 3.28103e+00 7.74836e-01 38 2019 2 1.69716e+00 1.36694e+00 18 2019 3 2.14330e+00 6.08551e-01 84 2019 4 1.29822e+00 5.51867e-01 20 2019 5 1.55977e+00 8.07588e-01 28 2019 6 3.99920e+00 0.00000e+00 1 2019 7 nan nan 0 2019 8 nan nan 0 2019 9 1.23741e+00 4.01103e-01 52 2019 10 1.37172e+00 5.51759e-01 49 2019 11 1.21162e+00 1.06222e-01 9 2019 12 1.40883e+00 8.96621e-01 25 2020 1 4.83502e+00 5.58460e-01 8 2020 2 1.74035e+00 1.26755e-01 48 2020 3 3.79633e+00 4.52734e-01 26 2020 4 4.44032e+00 5.66001e-01 8 2020 5 2.89352e+00 1.21135e-01 18 2020 6 7.59425e-01 5.52061e-02 16 2020 7 8.00894e-01 2.50334e-02 32 2020 8 1.64261e+00 1.37475e-01 16 2020 9 5.30170e+00 1.20513e-01 16 2020 10 2.46351e+00 4.20452e-01 58 2020 11 2.25360e+00 4.88800e-01 2 2020 12 1.64772e+00 5.87646e-01 63 2021 1 nan nan 0 2021 2 1.63352e+00 4.15312e-02 32 2021 3 2.47891e+00 4.94228e-01 96 2021 4 2.98951e+00 7.13184e-01 60 2021 5 2.25697e+00 3.36288e-01 8 2021 6 5.52400e-01 0.00000e+00 2 2021 7 3.47061e+00 4.10200e-01 32 2021 8 5.04555e+00 2.92655e-01 4 2021 9 2.97955e+00 5.10536e-01 8 2021 10 2.74064e+00 1.30976e+00 29 2021 11 1.67220e+00 3.13727e-01 42 2021 12 1.80544e+00 2.82750e-01 32 2022 1 1.83840e+00 3.94905e-01 55 2022 2 1.55305e+00 8.86184e-01 89 2022 3 9.75444e-01 3.16319e-01 110 2022 4 9.00600e-01 2.60891e-02 6 2022 5 1.79929e+00 1.03687e+00 24 2022 6 1.83063e+00 6.90044e-01 38 2022 7 1.42067e+00 1.44963e+00 30 2022 8 8.60892e-01 4.70356e-01 52 2022 9 2.32122e+00 9.23333e-01 16 2022 10 1.98933e+00 1.12339e+00 94 2022 11 1.11943e+00 5.41073e-01 83 2022 12 1.30963e+00 7.40049e-01 98 2023 1 1.56495e+00 7.72649e-01 140 2023 2 1.55880e+00 3.45863e-01 124 2023 3 3.18928e+00 8.76602e-01 28 2023 4 2.84928e+00 7.64996e-01 25 2023 5 2.37045e+00 3.65155e-01 15 2023 6 5.24494e+00 3.93225e-01 7 2023 7 2.96399e+00 1.62454e-01 16 2023 8 nan nan 0 2023 9 nan nan 0 2023 10 8.33587e-01 5.85737e-01 128 2023 11 1.15869e+00 4.21143e-01 91 2023 12 1.44330e+00 6.09883e-01 31 2024 1 2.17899e+00 6.80775e-01 32 2024 2 2.24779e+00 1.10373e+00 48 2024 3 4.84613e+00 5.84298e-01 18 2024 4 nan nan 0