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 3.99242e+00 8.17767e-01 44 2002 8 2.95375e+00 9.96195e-01 64 2002 9 2.70851e+00 1.22922e+00 64 2002 10 2.87956e+00 4.53865e+00 127 2002 11 1.48267e+00 9.34762e-01 206 2002 12 1.90757e+00 6.59499e-01 172 2003 1 7.46647e-01 7.73858e-01 214 2003 2 9.82087e-01 5.04516e-01 148 2003 3 nan nan 0 2003 4 -8.77823e-01 6.55884e-01 24 2003 5 2.35558e+00 1.28022e-01 16 2003 6 4.46651e+00 6.00876e-01 29 2003 7 nan nan 0 2003 8 nan nan 0 2003 9 -6.44519e-01 1.77810e+00 65 2003 10 9.98939e-01 1.23670e+00 185 2003 11 -5.44468e-01 1.18001e+00 159 2003 12 1.08399e+00 1.03656e+00 179 2004 1 1.02422e+00 1.06786e+00 120 2004 2 1.93389e-01 9.11912e-01 80 2004 3 6.02613e-01 1.07918e+00 72 2004 4 1.77923e+00 5.21095e-01 94 2004 5 2.52065e+00 5.32650e-01 67 2004 6 2.63126e+00 1.04600e+00 80 2004 7 2.98483e+00 6.13166e-01 97 2004 8 2.66865e+00 1.27571e+00 48 2004 9 2.61506e+00 1.13290e+00 23 2004 10 7.22680e-01 1.49756e+00 24 2004 11 -1.33500e+00 8.80395e-01 58 2004 12 -3.49311e-01 7.41446e-01 60 2005 1 -4.07300e-01 1.21387e+00 135 2005 2 1.04784e-01 6.95039e-01 112 2005 3 3.84940e-01 8.10806e-01 128 2005 4 nan nan 0 2005 5 1.33192e+00 1.00764e+00 25 2005 6 9.37885e-01 9.27113e-01 61 2005 7 8.46290e-01 1.19250e+00 46 2005 8 3.21943e-01 1.19589e+00 16 2005 9 1.80222e+00 8.82374e-01 64 2005 10 1.88719e+00 1.90151e+00 216 2005 11 1.78404e+00 6.63416e-01 236 2005 12 1.36373e+00 5.72264e-01 207 2006 1 2.97340e-01 8.34983e-01 174 2006 2 -2.65639e-01 7.41257e-01 157 2006 3 -2.63608e-01 1.24775e+00 212 2006 4 1.31544e+00 5.38809e-01 136 2006 5 2.67385e+00 5.43441e-01 146 2006 6 2.62770e+00 2.61533e-01 52 2006 7 3.41402e+00 5.88067e-01 19 2006 8 3.38257e+00 7.99088e-01 72 2006 9 1.95755e+00 7.34293e-01 123 2006 10 2.27370e+00 8.52657e-01 150 2006 11 2.37444e+00 7.95909e-01 253 2006 12 2.07321e+00 7.08455e-01 133 2007 1 1.35352e+00 6.89211e-01 96 2007 2 1.72840e+00 9.08482e-01 221 2007 3 1.17889e+00 2.97080e+00 177 2007 4 2.32591e+00 9.02128e-01 98 2007 5 3.72413e+00 1.01979e+00 55 2007 6 3.75987e+00 1.18832e+00 48 2007 7 3.04568e+00 6.09999e-01 47 2007 8 3.41899e+00 1.01941e+00 45 2007 9 3.11382e+00 6.88014e-01 124 2007 10 2.20245e+00 5.55494e-01 107 2007 11 2.44362e+00 5.27845e-01 243 2007 12 2.24694e+00 9.28620e-01 112 2008 1 1.47922e+00 1.05351e+00 176 2008 2 1.93005e+00 1.07615e+00 258 2008 3 1.40153e+00 1.19721e+00 207 2008 4 2.62600e+00 8.40721e-01 101 2008 5 2.78765e+00 1.47854e+00 111 2008 6 4.29642e+00 1.05638e+00 71 2008 7 3.78082e+00 4.71819e-01 32 2008 8 3.46749e+00 2.64749e-01 18 2008 9 -2.49987e+00 1.52287e+01 44 2008 10 9.48029e-01 7.63292e-01 154 2008 11 1.78121e+00 7.71008e-01 195 2008 12 1.48879e+00 8.81947e-01 188 2009 1 1.08179e+00 7.50980e-01 175 2009 2 1.50367e+00 4.66211e-01 224 2009 3 2.12272e+00 6.18483e-01 147 2009 4 8.65275e-01 6.63582e-01 48 2009 5 3.20382e+00 0.00000e+00 1 2009 6 2.66755e+00 3.70266e-01 16 2009 7 3.77263e+00 1.33285e+00 64 2009 8 2.88647e+00 9.78583e-01 75 2009 9 2.74232e+00 8.48190e-01 95 2009 10 2.02896e+00 6.30502e-01 128 2009 11 2.19207e+00 6.17754e-01 104 2009 12 7.19683e-01 1.19313e+00 32 2010 1 -5.73198e-01 8.59216e-01 149 2010 2 -7.98446e-01 9.24276e-01 37 2010 3 -1.15159e+00 1.87979e+00 147 2010 4 -8.22628e-01 8.23436e-01 38 2010 5 1.00806e+00 1.16719e+00 46 2010 6 2.34595e+00 4.94713e-01 32 2010 7 3.43288e+00 8.95406e-01 44 2010 8 2.72211e+00 1.41003e+00 16 2010 9 2.55006e+00 9.69254e-01 103 2010 10 2.33316e+00 7.84423e-01 263 2010 11 2.22628e+00 4.41735e-01 282 2010 12 2.23637e+00 4.39539e-01 224 2011 1 2.34450e+00 3.57168e-01 176 2011 2 2.42170e+00 4.40357e-01 148 2011 3 1.83656e+00 1.10245e+00 183 2011 4 2.53421e+00 4.91990e-01 128 2011 5 3.31906e+00 6.40664e-01 97 2011 6 3.74952e+00 4.94647e-01 48 2011 7 3.52948e+00 6.74242e-01 75 2011 8 3.24164e+00 7.46525e-01 94 2011 9 2.94815e+00 7.08418e-01 128 2011 10 2.60114e+00 6.83045e-01 295 2011 11 2.29465e+00 5.73487e-01 212 2011 12 2.12752e+00 4.14438e-01 208 2012 1 2.32666e+00 5.25321e-01 260 2012 2 2.08829e+00 4.86492e-01 64 2012 3 2.18222e+00 8.13217e-01 193 2012 4 3.22196e+00 6.37812e-01 154 2012 5 3.58791e+00 6.98134e-01 89 2012 6 3.35604e+00 0.00000e+00 3 2012 7 2.37743e+00 0.00000e+00 2 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 6.44980e-01 9.00848e-02 16 2012 11 1.99072e+00 7.22073e-01 216 2012 12 1.68010e+00 7.88542e-01 144 2013 1 1.60808e+00 9.73246e-01 112 2013 2 1.61266e+00 5.82905e-01 112 2013 3 1.30952e+00 9.76033e-01 87 2013 4 2.60518e+00 2.41481e-01 12 2013 5 4.51284e+00 1.24335e+00 13 2013 6 3.34577e+00 3.09440e-01 16 2013 7 nan nan 0 2013 8 nan nan 0 2013 9 -1.76531e+00 1.04363e+00 8 2013 10 8.34128e-01 8.26051e-01 80 2013 11 5.93787e-01 6.99447e-01 119 2013 12 8.46601e-01 7.66138e-01 160 2014 1 9.57875e-01 6.55982e-01 73 2014 2 -1.63750e-01 9.46208e-01 132 2014 3 2.04418e-02 1.08043e+00 128 2014 4 -8.95898e-01 4.78524e-01 13 2014 5 nan nan 0 2014 6 -1.77023e-01 2.06809e+00 20 2014 7 1.63669e+00 6.54019e-01 94 2014 8 2.54811e+00 5.86919e-01 124 2014 9 1.93821e+00 7.73466e-01 97 2014 10 1.50549e+00 6.84487e-01 302 2014 11 1.94375e+00 7.38762e-01 211 2014 12 2.15831e+00 8.09525e-01 204 2015 1 2.28025e-01 1.20385e+00 127 2015 2 -5.74709e-01 1.06304e+00 97 2015 3 -3.29240e-01 1.33756e+00 41 2015 4 1.29842e-01 9.26481e-01 20 2015 5 7.95584e-01 1.03696e+00 69 2015 6 2.20240e+00 5.21616e-01 95 2015 7 2.19054e+00 7.22821e-01 32 2015 8 2.32008e+00 5.63824e-01 81 2015 9 1.57170e+00 4.43950e-01 96 2015 10 2.78436e+00 1.11093e+00 163 2015 11 2.23279e+00 4.68819e-01 143 2015 12 1.72480e+00 7.38103e-01 100 2016 1 1.14502e+00 1.00322e+00 201 2016 2 6.45914e-01 5.56116e-01 286 2016 3 8.73808e-01 6.13686e-01 161 2016 4 6.31849e-01 9.76455e-01 51 2016 5 1.95168e+00 1.10668e+00 53 2016 6 2.67322e+00 6.41664e-01 92 2016 7 2.48554e+00 7.59892e-01 138 2016 8 2.18359e+00 9.72289e-01 87 2016 9 1.90660e+00 1.42420e+00 130 2016 10 1.87425e+00 8.83586e-01 146 2016 11 2.67441e+00 8.48592e-01 160 2016 12 2.22010e+00 5.36699e-01 175 2017 1 1.91921e+00 7.88546e-01 163 2017 2 1.40351e+00 8.75802e-01 186 2017 3 2.17509e+00 6.00768e-01 192 2017 4 2.84270e+00 7.97608e-01 125 2017 5 3.59050e+00 7.51975e-01 76 2017 6 nan nan 0 2017 7 2.56612e+00 7.28496e-01 48 2017 8 3.64260e+00 1.90202e+00 72 2017 9 2.12122e+00 6.69746e-01 69 2017 10 1.86564e+00 8.16189e-01 234 2017 11 2.52824e+00 6.21321e-01 259 2017 12 2.90114e+00 5.42960e-01 176 2018 1 1.99411e+00 8.84793e-01 240 2018 2 2.36710e+00 4.00129e-01 128 2018 3 2.28852e+00 6.41672e-01 157 2018 4 2.94910e+00 6.89547e-01 82 2018 5 2.69379e+00 5.18801e-01 74 2018 6 3.04460e+00 1.18645e+00 42 2018 7 nan nan 0 2018 8 -8.70626e-01 2.06125e+00 14 2018 9 5.02057e-01 5.97595e-01 106 2018 10 6.13210e-01 5.51239e-01 282 2018 11 1.36201e+00 8.38683e-01 76 2018 12 1.68985e-02 1.30707e+00 49 2019 1 -1.99344e+00 4.15783e-01 5 2019 2 -5.47773e-02 1.39701e+00 22 2019 3 6.90365e-02 7.25919e-01 63 2019 4 5.87193e-01 5.85770e-01 56 2019 5 3.31666e+00 1.00713e+00 121 2019 6 4.50709e+00 3.00019e-01 55 2019 7 3.55182e+00 8.99246e-01 36 2019 8 3.93863e+00 1.59360e+00 62 2019 9 1.83072e+00 1.33340e+00 65 2019 10 1.33694e+00 3.25081e-01 74 2019 11 1.85764e+00 8.20944e-01 143 2019 12 5.76083e-01 1.11972e+00 80 2020 1 1.64788e+00 5.81223e-01 160 2020 2 1.24842e+00 9.93279e-01 161 2020 3 2.31928e+00 6.13378e-01 166 2020 4 2.11307e+00 3.76277e-01 39 2020 5 3.45241e+00 6.80564e-01 93 2020 6 2.97924e+00 9.52974e-01 30 2020 7 5.28296e+00 2.86719e+00 30 2020 8 2.78239e+00 1.84711e+00 14 2020 9 3.94154e+00 2.24446e+00 38 2020 10 9.81862e-02 6.01249e-01 50 2020 11 1.07386e+00 1.17445e+00 80 2020 12 1.45204e+00 6.78246e-01 130 2021 1 1.81526e-01 8.35341e-01 51 2021 2 -1.99800e-01 9.13092e-01 55 2021 3 -1.00603e+00 5.59325e-01 10 2021 4 1.40949e+00 8.54594e-01 31 2021 5 3.53522e+00 1.59616e+00 26 2021 6 3.35955e+00 8.52600e-01 27 2021 7 nan nan 0 2021 8 9.33245e-01 8.85220e-01 16 2021 9 1.86629e+00 4.89393e-01 16 2021 10 4.97885e-01 4.31329e-01 24 2021 11 7.71837e-01 7.36613e-01 120 2021 12 1.71601e+00 6.49673e-01 115 2022 1 1.22876e+00 8.43909e-01 191 2022 2 2.21709e+00 6.63184e-01 145 2022 3 2.24721e+00 4.88880e-01 96 2022 4 nan nan 0 2022 5 4.75272e+00 1.43913e+00 19 2022 6 4.82377e+00 1.29327e+00 31 2022 7 5.27241e+00 1.47692e+00 49 2022 8 3.66839e+00 1.56067e+00 100 2022 9 7.10614e-01 8.49091e+00 29 2022 10 2.23398e+00 1.02669e+00 181 2022 11 2.67361e+00 9.41557e-01 90 2022 12 2.66408e+00 8.12426e-01 160 2023 1 2.37987e+00 5.72460e-01 208 2023 2 2.05080e+00 6.25033e-01 137 2023 3 nan nan 0 2023 4 nan nan 0 2023 5 2.73646e+00 9.52052e-01 48 2023 6 4.55472e+00 3.42937e+00 64 2023 7 2.39562e+00 8.93305e-01 16 2023 8 4.16603e+00 1.71730e+00 51 2023 9 nan nan 0 2023 10 1.20401e+00 1.53849e+00 63 2023 11 2.54362e+00 2.85218e+00 117 2023 12 1.63445e+00 7.44183e-01 16 2024 1 nan nan 0 2024 2 -2.28331e-01 7.71749e-01 102 2024 3 1.64446e-02 8.77128e-01 68 2024 4 nan nan 0