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 3.85095e+00 1.36543e+00 40 2002 8 3.33215e+00 9.91624e-01 68 2002 9 3.07302e+00 9.45466e-01 94 2002 10 3.20783e+00 6.77173e-01 122 2002 11 1.53083e+00 9.17384e-01 172 2002 12 2.15907e+00 7.14088e-01 191 2003 1 1.08253e+00 5.00816e-01 227 2003 2 1.15186e+00 7.16690e-01 160 2003 3 4.70344e-01 3.67278e-01 16 2003 4 nan nan 0 2003 5 2.36568e+00 3.56277e-01 16 2003 6 3.18543e+00 1.40985e+00 43 2003 7 nan nan 0 2003 8 8.05903e-01 1.04786e+00 56 2003 9 1.17629e+00 1.01769e+00 102 2003 10 1.07264e+00 1.08220e+00 143 2003 11 7.11526e-01 2.72038e+00 119 2003 12 1.30023e+00 1.01782e+00 160 2004 1 1.50399e+00 1.68435e+00 116 2004 2 9.31850e-01 8.78481e-01 80 2004 3 1.73102e+00 1.21732e+00 126 2004 4 1.99337e+00 6.26830e-01 92 2004 5 2.62774e+00 5.99532e-01 64 2004 6 2.77357e+00 5.64321e-01 64 2004 7 2.80034e+00 6.14530e-01 90 2004 8 2.46252e+00 9.26464e-01 83 2004 9 9.03172e-01 1.22470e+00 48 2004 10 8.71576e-02 1.22126e+00 85 2004 11 4.51356e-01 4.31477e-01 54 2004 12 -7.03542e-01 8.11510e-01 84 2005 1 1.71620e-02 8.77137e-01 139 2005 2 8.28075e-01 9.27084e-01 118 2005 3 3.77078e-01 7.39134e-01 144 2005 4 -1.34240e+00 4.91038e-01 22 2005 5 1.47195e+00 1.88999e+00 3 2005 6 1.67550e+00 7.36578e-01 55 2005 7 1.40182e+00 7.34232e-01 36 2005 8 2.40377e-01 8.58571e-01 32 2005 9 1.75671e+00 6.07302e-01 32 2005 10 2.21779e+00 5.31758e-01 201 2005 11 1.50912e+00 8.96922e-01 258 2005 12 9.11207e-01 6.12703e-01 203 2006 1 5.48908e-02 9.99044e-01 170 2006 2 2.69138e-01 6.57482e-01 129 2006 3 1.10403e+00 9.15999e-01 173 2006 4 1.99177e+00 6.19796e-01 134 2006 5 2.84490e+00 4.71880e-01 127 2006 6 2.73609e+00 3.78552e-01 77 2006 7 3.68872e+00 6.70031e-01 70 2006 8 3.45373e+00 8.47254e-01 112 2006 9 2.52393e+00 7.34806e-01 164 2006 10 2.02209e+00 8.74117e-01 224 2006 11 2.04559e+00 6.84865e-01 202 2006 12 2.53318e+00 6.63310e-01 128 2007 1 1.46381e+00 9.61637e-01 118 2007 2 1.95255e+00 7.94733e-01 208 2007 3 2.21140e+00 5.22279e-01 151 2007 4 2.72013e+00 6.48516e-01 132 2007 5 3.36670e+00 5.70723e-01 51 2007 6 3.25418e+00 1.25387e-01 32 2007 7 3.74839e+00 5.86993e-01 51 2007 8 3.98484e+00 7.21622e-01 65 2007 9 3.64189e+00 9.56305e-01 140 2007 10 2.68290e+00 5.30668e-01 144 2007 11 2.09972e+00 4.62170e-01 272 2007 12 1.99943e+00 8.07749e-01 112 2008 1 9.40871e-01 1.20834e+00 147 2008 2 1.94357e+00 1.27708e+00 207 2008 3 2.06081e+00 8.13602e-01 211 2008 4 3.40649e+00 8.38499e-01 124 2008 5 3.95099e+00 1.06121e+00 101 2008 6 4.39010e+00 8.30156e-01 75 2008 7 3.77845e+00 6.34793e-01 29 2008 8 3.53157e+00 3.27861e-01 15 2008 9 2.39130e+00 1.03184e+00 73 2008 10 1.33987e+00 9.92524e-01 176 2008 11 1.81915e+00 7.52885e-01 192 2008 12 1.59538e+00 6.94539e-01 172 2009 1 1.45482e+00 8.35680e-01 179 2009 2 2.22093e+00 5.88434e-01 176 2009 3 2.56708e+00 7.83368e-01 172 2009 4 1.41768e+00 9.06954e-01 70 2009 5 2.75358e+00 1.58459e+00 39 2009 6 3.30895e+00 1.07791e+00 34 2009 7 3.81436e+00 1.23999e+00 48 2009 8 3.54208e+00 1.27134e+00 78 2009 9 3.11292e+00 1.43013e+00 116 2009 10 2.47877e+00 8.81628e-01 193 2009 11 2.42440e+00 8.51940e-01 101 2009 12 5.88101e-01 8.14292e-01 32 2010 1 -1.73323e-01 7.40562e-01 100 2010 2 -9.65573e-01 1.12317e+00 30 2010 3 -5.42278e-01 8.91642e-01 89 2010 4 4.10983e-01 1.21541e+00 48 2010 5 1.91810e+00 1.00053e+00 48 2010 6 2.10861e+00 1.31975e+00 52 2010 7 2.45348e+00 1.02971e+00 45 2010 8 2.76614e+00 8.66948e-02 21 2010 9 2.04602e+00 9.84480e-01 98 2010 10 2.15971e+00 9.51231e-01 295 2010 11 2.15631e+00 9.48653e-01 255 2010 12 2.00554e+00 8.64100e-01 256 2011 1 2.19381e+00 4.28431e-01 167 2011 2 2.47784e+00 5.19726e-01 196 2011 3 1.88525e+00 5.10536e-01 160 2011 4 2.15397e+00 4.41370e-01 144 2011 5 3.33540e+00 6.65572e-01 132 2011 6 3.77910e+00 5.66812e-01 39 2011 7 3.69814e+00 5.75766e-01 47 2011 8 3.98309e+00 8.97702e-01 95 2011 9 3.41343e+00 6.86750e-01 150 2011 10 2.78792e+00 7.63020e-01 221 2011 11 2.59379e+00 6.45911e-01 232 2011 12 2.04904e+00 6.72466e-01 208 2012 1 2.32603e+00 7.84804e-01 269 2012 2 2.23698e+00 8.33804e-01 77 2012 3 3.13305e+00 9.60116e-01 200 2012 4 3.59278e+00 4.75279e-01 123 2012 5 3.85338e+00 4.83181e-01 112 2012 6 3.44770e+00 2.02761e-01 10 2012 7 -3.68244e+00 3.60166e+01 40 2012 8 1.81542e+00 2.59409e-01 16 2012 9 1.33615e+00 2.72680e-01 14 2012 10 3.60005e+00 1.32289e+00 10 2012 11 1.88488e+00 9.06978e-01 214 2012 12 2.01900e+00 6.76688e-01 128 2013 1 2.17268e+00 9.78010e-01 106 2013 2 2.16263e+00 6.08800e-01 106 2013 3 1.69351e+00 4.61302e-01 99 2013 4 3.85521e+00 1.37111e+00 66 2013 5 nan nan 0 2013 6 5.56173e+00 2.09356e+00 51 2013 7 5.44268e+00 0.00000e+00 2 2013 8 nan nan 0 2013 9 1.02098e+00 2.22080e+00 62 2013 10 1.49999e+00 1.05719e+00 132 2013 11 9.75176e-01 9.38933e-01 105 2013 12 1.64802e+00 1.07893e+00 100 2014 1 8.10694e-01 6.47496e-01 64 2014 2 1.80984e-01 6.07279e-01 95 2014 3 3.02589e-01 7.49858e-01 142 2014 4 -9.10411e-01 6.11976e-01 16 2014 5 4.11506e+00 0.00000e+00 1 2014 6 7.92668e-01 9.12618e-01 19 2014 7 2.08570e+00 7.21349e-01 94 2014 8 2.67049e+00 5.34446e-01 97 2014 9 2.20657e+00 7.09445e-01 112 2014 10 1.64271e+00 5.35628e-01 322 2014 11 1.96209e+00 8.13897e-01 224 2014 12 2.20404e+00 6.82177e-01 184 2015 1 9.90334e-01 1.16870e+00 195 2015 2 1.60744e-01 1.03791e+00 153 2015 3 6.87205e-01 1.28610e+00 78 2015 4 1.99970e+00 1.14702e+00 35 2015 5 1.59338e+00 4.11080e-01 85 2015 6 2.66977e+00 5.93169e-01 133 2015 7 2.77253e+00 8.80192e-01 46 2015 8 2.80373e+00 4.17297e-01 71 2015 9 1.91903e+00 1.78608e+00 101 2015 10 2.53952e+00 5.72344e-01 156 2015 11 2.93945e+00 4.55678e-01 160 2015 12 1.87725e+00 1.14955e+00 137 2016 1 1.10983e+00 6.32130e-01 192 2016 2 1.00275e+00 7.26738e-01 304 2016 3 1.07080e+00 5.56279e-01 152 2016 4 2.41530e+00 1.29079e+00 101 2016 5 1.88740e+00 1.00416e+00 59 2016 6 3.07794e+00 8.42707e-01 112 2016 7 2.85883e+00 8.90939e-01 122 2016 8 2.84358e+00 5.49837e-01 144 2016 9 2.55916e+00 1.20606e+00 131 2016 10 1.70400e+00 1.02308e+00 153 2016 11 2.49164e+00 8.26578e-01 179 2016 12 1.81480e+00 7.95494e-01 190 2017 1 1.65712e+00 6.64365e-01 160 2017 2 1.89688e+00 5.50149e-01 240 2017 3 2.06728e+00 6.06542e-01 192 2017 4 2.86580e+00 1.17344e+00 134 2017 5 3.01057e+00 4.10464e-01 59 2017 6 4.52645e+00 1.53804e+00 38 2017 7 4.77482e+00 6.22624e-01 10 2017 8 3.92773e+00 1.33825e+00 96 2017 9 2.86710e+00 9.57111e-01 85 2017 10 2.37245e+00 7.46198e-01 247 2017 11 2.46242e+00 5.80178e-01 229 2017 12 2.74743e+00 1.00154e+00 176 2018 1 1.83409e+00 1.03340e+00 213 2018 2 2.59869e+00 5.58308e-01 128 2018 3 2.39883e+00 5.38133e-01 157 2018 4 3.60023e+00 7.65624e-01 46 2018 5 3.28958e+00 7.82556e-01 79 2018 6 3.76548e+00 1.43656e+00 30 2018 7 2.91615e+00 1.24659e+00 17 2018 8 1.20523e+00 1.03137e+00 32 2018 9 1.21756e+00 7.19070e-01 120 2018 10 1.47826e+00 1.06352e+00 249 2018 11 1.28597e+00 1.20280e+00 68 2018 12 3.92621e-01 9.64340e-01 90 2019 1 -1.08713e+00 7.58042e-01 26 2019 2 1.88959e+00 8.47348e-01 50 2019 3 -1.15772e+00 1.09508e+01 123 2019 4 1.73449e+00 4.91738e-01 67 2019 5 3.71626e+00 9.72234e-01 112 2019 6 4.65525e+00 8.77302e-01 48 2019 7 5.57345e+00 1.19948e+00 57 2019 8 6.87314e+00 2.41679e+00 55 2019 9 3.15033e+00 1.86046e+00 43 2019 10 2.31828e+00 9.72046e-01 110 2019 11 2.00839e+00 6.64416e-01 144 2019 12 1.64919e+00 8.46868e-01 80 2020 1 2.04322e+00 5.74153e-01 163 2020 2 1.83960e+00 6.66899e-01 135 2020 3 2.83365e+00 6.28164e-01 127 2020 4 2.80265e+00 2.26990e-01 51 2020 5 3.49494e+00 6.10444e-01 113 2020 6 4.00439e+00 0.00000e+00 1 2020 7 3.24446e+00 6.68166e-01 20 2020 8 nan nan 0 2020 9 2.19688e+00 5.25750e-01 25 2020 10 1.79087e+00 8.01385e-01 106 2020 11 1.54764e+00 1.14646e+00 124 2020 12 1.44855e+00 8.00844e-01 116 2021 1 1.25004e-01 6.66200e-01 64 2021 2 1.15244e+00 8.06119e-01 75 2021 3 1.40318e+00 2.13728e+00 27 2021 4 2.61084e+00 1.98349e-01 4 2021 5 4.59985e+00 1.18967e+00 32 2021 6 3.54347e+00 7.20926e-01 33 2021 7 nan nan 0 2021 8 -1.89115e-01 7.72193e-01 5 2021 9 6.75020e-01 1.03595e+00 58 2021 10 1.46340e+00 2.02967e+00 55 2021 11 1.50508e+00 4.87861e-01 83 2021 12 2.00668e+00 5.28375e-01 79 2022 1 1.62100e+00 6.51051e-01 162 2022 2 2.63715e+00 6.76954e-01 176 2022 3 2.49339e+00 9.48099e-01 92 2022 4 3.99334e+00 6.94218e-01 16 2022 5 5.44399e+00 7.29305e-01 18 2022 6 4.75224e+00 7.63021e-01 24 2022 7 4.73294e+00 7.17867e+00 32 2022 8 4.47618e+00 1.43005e+00 69 2022 9 2.88726e+00 1.78813e+00 38 2022 10 3.44505e+00 1.33419e+00 59 2022 11 2.89490e+00 1.02348e+00 62 2022 12 2.46210e+00 8.68716e-01 130 2023 1 2.38593e+00 7.56198e-01 204 2023 2 2.48446e+00 5.77410e-01 133 2023 3 2.52263e+00 8.71560e-01 43 2023 4 4.96108e+00 1.55772e+00 31 2023 5 3.68338e+00 1.13073e+00 67 2023 6 4.28704e+00 1.12598e+00 63 2023 7 nan nan 0 2023 8 3.61256e+00 1.26492e+00 46 2023 9 3.16839e+00 1.79696e+00 25 2023 10 1.97795e+00 1.35937e+00 60 2023 11 2.21874e+00 1.29991e+00 112 2023 12 -3.64483e-01 5.01158e-01 4 2024 1 nan nan 0 2024 2 -2.20867e-01 7.04771e-01 95 2024 3 2.71316e+00 2.42621e+00 96 2024 4 nan nan 0