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 3.66223e-01 7.82111e-03 9 2002 8 6.54273e-01 5.13652e-01 20 2002 9 4.25140e-01 1.09251e-01 20 2002 10 3.62193e-01 8.95052e-02 71 2002 11 4.13035e-01 1.33737e-01 36 2002 12 4.42836e-01 1.70606e-01 42 2003 1 5.65866e-01 2.48914e-01 52 2003 2 3.25134e-01 1.28717e-01 23 2003 3 6.11526e-01 3.07988e-01 19 2003 4 5.03998e-01 1.81769e-01 15 2003 5 4.93790e-01 1.83269e-01 28 2003 6 nan nan 0 2003 7 4.32519e-01 1.51992e-01 14 2003 8 nan nan 0 2003 9 nan nan 0 2003 10 4.69780e-01 4.32644e-01 31 2003 11 3.35230e-01 9.15952e-02 46 2003 12 3.56827e-01 1.08504e-01 23 2004 1 3.99508e-01 1.60782e-01 61 2004 2 4.34103e-01 1.53894e-01 32 2004 3 3.18509e-01 1.27666e-01 20 2004 4 nan nan 0 2004 5 5.34955e-01 1.62065e-04 2 2004 6 1.54964e+00 0.00000e+00 1 2004 7 5.27959e-01 1.11293e-01 9 2004 8 3.77897e-01 5.10313e-02 12 2004 9 4.96351e-01 1.15014e-01 14 2004 10 4.67251e-01 1.08160e-01 22 2004 11 4.12070e-01 1.65449e-01 54 2004 12 6.60547e-01 2.79915e-01 19 2005 1 4.06090e-01 1.68488e-01 46 2005 2 3.67122e-01 1.63300e-01 38 2005 3 4.15563e-01 1.08941e-01 46 2005 4 4.68226e-01 7.63619e-02 18 2005 5 nan nan 0 2005 6 nan nan 0 2005 7 nan nan 0 2005 8 5.55055e-01 6.34310e-02 15 2005 9 3.55711e-01 1.16059e-01 37 2005 10 5.22393e-01 7.70900e-02 16 2005 11 4.00809e-01 1.47622e-01 57 2005 12 3.85795e-01 1.57212e-01 23 2006 1 4.81301e-01 1.97117e-01 54 2006 2 3.85156e-01 1.29777e-01 61 2006 3 3.48581e-01 1.01716e-01 7 2006 4 7.19856e-01 4.64317e-01 10 2006 5 4.49258e-01 1.04232e-01 6 2006 6 3.87859e-01 5.98402e-02 2 2006 7 4.44837e-01 1.04290e-01 13 2006 8 nan nan 0 2006 9 2.86369e-01 5.15538e-02 3 2006 10 3.22535e-01 8.43273e-02 18 2006 11 4.01034e-01 1.24853e-01 51 2006 12 2.97949e-01 8.43100e-02 23 2007 1 4.17385e-01 1.85094e-01 25 2007 2 4.88700e-01 1.73069e-01 22 2007 3 3.43406e-01 8.66941e-02 24 2007 4 8.65004e-01 4.90211e-01 12 2007 5 nan nan 0 2007 6 2.06835e-01 4.50759e-03 4 2007 7 nan nan 0 2007 8 2.14347e-01 2.58397e-02 10 2007 9 3.52757e-01 7.73365e-02 22 2007 10 3.07668e-01 5.14352e-02 28 2007 11 3.32457e-01 8.13226e-02 69 2007 12 3.79974e-01 8.33651e-02 55 2008 1 3.37128e-01 1.80985e-01 57 2008 2 3.36960e-01 1.19835e-01 44 2008 3 3.70977e-01 1.50609e-01 30 2008 4 nan nan 0 2008 5 3.36375e-01 8.20267e-02 6 2008 6 nan nan 0 2008 7 nan nan 0 2008 8 nan nan 0 2008 9 3.06257e-01 3.09985e-02 9 2008 10 6.23166e-01 2.81984e-01 17 2008 11 4.08969e-01 1.10298e-01 47 2008 12 3.60829e-01 9.67000e-02 18 2009 1 3.66746e-01 1.08899e-01 34 2009 2 4.38848e-01 1.39787e-01 94 2009 3 5.05098e-01 1.71225e-01 35 2009 4 nan nan 0 2009 5 3.75243e-01 0.00000e+00 1 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 3.08925e-01 5.63509e-02 8 2009 9 4.25172e-01 1.83399e-01 15 2009 10 3.41259e-01 1.44132e-01 42 2009 11 4.02992e-01 1.35967e-01 62 2009 12 2.69742e-01 4.34841e-02 9 2010 1 3.49215e-01 1.08143e-01 29 2010 2 3.94781e-01 1.20386e-01 26 2010 3 3.92631e-01 6.02712e-02 27 2010 4 3.86218e-01 7.59028e-02 13 2010 5 4.52065e-01 9.54241e-02 11 2010 6 6.34520e-01 1.43952e-01 7 2010 7 4.09381e-01 9.11451e-02 16 2010 8 nan nan 0 2010 9 5.20265e-01 1.76014e-01 15 2010 10 4.29186e-01 1.46455e-01 37 2010 11 3.60255e-01 1.29851e-01 72 2010 12 4.06300e-01 1.34657e-01 53 2011 1 2.50211e-01 5.18733e-02 14 2011 2 3.98235e-01 1.49042e-01 43 2011 3 4.21829e-01 1.21479e-01 55 2011 4 5.45171e-01 1.76619e-01 24 2011 5 nan nan 0 2011 6 5.94899e-01 2.90500e-01 11 2011 7 nan nan 0 2011 8 3.16159e-01 2.02065e-02 6 2011 9 3.92110e-01 8.48436e-02 13 2011 10 4.38743e-01 5.26109e-02 18 2011 11 4.24626e-01 1.13087e-01 46 2011 12 4.09100e-01 1.30212e-01 77 2012 1 2.75710e-01 8.54789e-02 19 2012 2 4.54307e-01 2.16689e-01 15 2012 3 6.97624e-01 2.52842e-01 13 2012 4 nan nan 0 2012 5 4.54248e-01 1.19202e-01 29 2012 6 nan nan 0 2012 7 nan nan 0 2012 8 6.25946e-01 1.64165e-01 11 2012 9 nan nan 0 2012 10 4.17993e-01 1.32397e-01 55 2012 11 4.32281e-01 2.49785e-01 80 2012 12 4.68942e-01 1.27322e-01 32 2013 1 3.83356e-01 1.41239e-01 57 2013 2 3.14463e-01 7.59579e-02 8 2013 3 4.60087e-01 1.81050e-01 40 2013 4 3.05068e-01 0.00000e+00 1 2013 5 3.79203e-01 1.15927e-01 14 2013 6 5.14780e-01 1.14092e-01 11 2013 7 1.08142e+00 5.45658e-02 8 2013 8 3.88375e-01 3.30990e-02 3 2013 9 4.42277e-01 1.95674e-01 12 2013 10 4.34386e-01 1.38621e-01 79 2013 11 3.36237e-01 3.07711e-02 8 2013 12 4.73246e-01 2.08439e-01 25 2014 1 4.74743e-01 1.91650e-01 65 2014 2 4.68410e-01 1.73186e-01 11 2014 3 3.58448e-01 8.70066e-02 55 2014 4 5.43025e-01 1.69527e-01 26 2014 5 4.89405e-01 9.45148e-02 16 2014 6 5.69566e-01 1.36276e-01 16 2014 7 nan nan 0 2014 8 4.05745e-01 8.81824e-02 43 2014 9 4.55877e-01 1.56652e-01 9 2014 10 4.17052e-01 1.97412e-01 47 2014 11 3.39374e-01 9.58648e-02 67 2014 12 4.49660e-01 9.32739e-02 37 2015 1 3.50162e-01 1.20623e-01 58 2015 2 4.14477e-01 1.88620e-01 32 2015 3 3.45666e-01 1.19509e-01 46 2015 4 nan nan 0 2015 5 3.47108e-01 8.29609e-02 11 2015 6 4.24550e-01 1.18165e-01 30 2015 7 3.23858e-01 6.80490e-02 10 2015 8 4.27902e-01 1.18092e-01 28 2015 9 nan nan 0 2015 10 nan nan 0 2015 11 2.74696e-01 7.03762e-02 33 2015 12 3.31588e-01 9.21009e-02 43 2016 1 4.21939e-01 7.24948e-02 9 2016 2 3.30191e-01 5.64980e-02 31 2016 3 1.11164e+00 2.57120e-01 5 2016 4 3.09763e-01 6.69898e-02 26 2016 5 3.37307e-01 3.77256e-02 15 2016 6 3.60764e-01 2.99401e-02 5 2016 7 4.49218e-01 5.67378e-02 16 2016 8 4.60955e-01 1.69691e-01 7 2016 9 4.36443e-01 1.28575e-01 35 2016 10 3.37963e-01 8.11272e-02 52 2016 11 2.96667e-01 6.53396e-02 70 2016 12 3.08224e-01 2.70890e-02 26 2017 1 3.00496e-01 7.94344e-02 57 2017 2 2.92233e-01 5.01116e-02 30 2017 3 3.02984e-01 3.36805e-02 35 2017 4 nan nan 0 2017 5 3.22042e-01 4.15795e-02 28 2017 6 nan nan 0 2017 7 3.32569e-01 7.68369e-02 34 2017 8 2.68200e-01 4.32215e-02 17 2017 9 3.27167e-01 2.99818e-02 10 2017 10 4.73865e-01 2.51505e-01 33 2017 11 3.64757e-01 9.80302e-02 78 2017 12 3.27987e-01 8.60492e-02 49 2018 1 3.29409e-01 4.39052e-02 42 2018 2 2.51856e-01 5.70383e-02 32 2018 3 2.54288e-01 4.23633e-02 55 2018 4 2.64604e-01 2.06141e-02 8 2018 5 3.05925e-01 1.15357e-01 12 2018 6 nan nan 0 2018 7 nan nan 0 2018 8 2.19730e-01 6.73341e-03 3 2018 9 3.70994e-01 1.95818e-01 32 2018 10 3.41091e-01 6.17353e-02 36 2018 11 2.94235e-01 6.41008e-02 26 2018 12 2.60598e-01 4.73738e-02 28 2019 1 2.11987e-01 6.12504e-02 70 2019 2 3.39664e-01 1.17439e-01 58 2019 3 3.11713e-01 2.56276e-02 16 2019 4 3.27058e-01 2.67882e-02 10 2019 5 2.61216e-01 0.00000e+00 1 2019 6 4.72318e-01 1.90329e-01 21 2019 7 4.11866e-01 8.92560e-02 27 2019 8 3.79693e-01 5.04658e-02 12 2019 9 3.01342e-01 3.74914e-02 31 2019 10 2.53146e-01 5.23448e-02 40 2019 11 2.70959e-01 8.81974e-02 73 2019 12 2.98108e-01 1.03657e-01 54 2020 1 3.49067e-01 7.23833e-02 44 2020 2 2.98412e-01 3.28613e-02 18 2020 3 3.08044e-01 2.31901e-02 8 2020 4 4.22431e-01 1.54882e-01 22 2020 5 nan nan 0 2020 6 4.05160e-01 6.45882e-02 11 2020 7 4.55098e-01 6.57763e-02 18 2020 8 4.35875e-01 1.71578e-01 23 2020 9 3.22302e-01 4.89131e-02 9 2020 10 3.61028e-01 1.31058e-01 55 2020 11 nan nan 0 2020 12 6.22700e-01 3.42446e-01 52 2021 1 4.29034e-01 1.13195e-01 55 2021 2 4.11260e-01 1.19590e-01 48 2021 3 2.93480e-01 1.17220e-02 5 2021 4 3.36021e-01 5.10235e-02 5 2021 5 3.23375e-01 6.53340e-02 17 2021 6 nan nan 0 2021 7 3.61339e-01 4.95960e-02 40 2021 8 2.96631e-01 5.73329e-02 24 2021 9 4.00131e-01 6.05794e-02 34 2021 10 2.86816e-01 0.00000e+00 1 2021 11 3.78137e-01 1.08556e-01 35 2021 12 4.72350e-01 1.35145e-01 87 2022 1 4.35200e-01 1.08886e-01 53 2022 2 3.40905e-01 7.87918e-02 31 2022 3 nan nan 0 2022 4 nan nan 0 2022 5 4.35882e-01 8.14655e-02 19 2022 6 3.47790e-01 3.41350e-02 17 2022 7 3.60854e-01 1.04760e-01 21 2022 8 3.22570e-01 1.47957e-03 2 2022 9 4.57116e-01 1.97823e-01 50 2022 10 4.01557e-01 1.06524e-01 62 2022 11 2.90404e-01 6.87069e-02 55 2022 12 3.28275e-01 1.55944e-01 43 2023 1 4.25250e-01 1.16637e-01 71 2023 2 4.18455e-01 1.64672e-01 130 2023 3 3.19297e-01 4.50665e-02 59 2023 4 3.44266e-01 5.21093e-02 21 2023 5 3.29414e-01 1.68112e-02 8 2023 6 3.30363e-01 2.89876e-02 19 2023 7 4.50938e-01 7.40512e-02 16 2023 8 3.99087e-01 1.08364e-01 15 2023 9 4.00751e-01 1.33871e-01 14 2023 10 3.68658e-01 4.37335e-02 22 2023 11 6.20092e-01 1.90496e-01 29 2023 12 5.61823e-01 2.75059e-01 44 2024 1 2.54647e-01 1.60786e-02 5 2024 2 3.74649e-01 1.25934e-01 55 2024 3 3.23818e-01 9.21395e-03 10 2024 4 nan nan 0