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 6.13900e+01 0.00000e+00 2 2002 8 nan nan 0 2002 9 nan nan 0 2002 10 4.11510e+01 9.99451e-04 2 2002 11 3.52415e+01 8.65550e-04 4 2002 12 2.81185e+01 8.41387e-02 32 2003 1 3.10495e+01 1.28730e+00 16 2003 2 3.64698e+01 1.75054e-03 9 2003 3 nan nan 0 2003 4 nan nan 0 2003 5 nan nan 0 2003 6 nan nan 0 2003 7 nan nan 0 2003 8 nan nan 0 2003 9 nan nan 0 2003 10 3.92402e+01 1.92523e+00 33 2003 11 3.14896e+01 1.26445e+00 56 2003 12 2.88390e+01 5.36823e-01 31 2004 1 3.17450e+01 9.99451e-04 8 2004 2 4.04051e+01 1.31932e+00 17 2004 3 nan nan 0 2004 4 5.59140e+01 0.00000e+00 2 2004 5 nan nan 0 2004 6 nan nan 0 2004 7 6.28760e+01 0.00000e+00 1 2004 8 5.76504e+01 1.83251e-03 9 2004 9 5.40309e+01 2.31412e-03 11 2004 10 4.13558e+01 3.58506e-01 16 2004 11 3.04193e+01 2.88883e-03 14 2004 12 2.81700e+01 2.06560e-01 8 2005 1 3.16858e+01 2.04256e+00 32 2005 2 3.67130e+01 1.22508e+00 27 2005 3 4.73485e+01 3.01864e+00 26 2005 4 nan nan 0 2005 5 nan nan 0 2005 6 6.33080e+01 0.00000e+00 1 2005 7 nan nan 0 2005 8 nan nan 0 2005 9 nan nan 0 2005 10 4.21153e+01 2.59955e+00 33 2005 11 3.24343e+01 2.32656e+00 57 2005 12 2.78144e+01 7.47548e-02 9 2006 1 3.23302e+01 8.97149e-01 8 2006 2 3.66922e+01 9.45622e-01 41 2006 3 4.89165e+01 2.27578e+00 38 2006 4 5.62189e+01 9.40732e-01 31 2006 5 6.26890e+01 4.01169e-01 21 2006 6 6.35855e+01 2.73481e-03 13 2006 7 nan nan 0 2006 8 nan nan 0 2006 9 4.75687e+01 3.30456e-01 3 2006 10 4.12924e+01 2.60499e+00 57 2006 11 3.33004e+01 2.19013e+00 58 2006 12 2.91159e+01 4.65712e-01 31 2007 1 nan nan 0 2007 2 3.98568e+01 6.67226e-01 12 2007 3 4.92660e+01 2.53418e+00 44 2007 4 5.46187e+01 9.42292e-04 3 2007 5 6.10399e+01 3.13848e-03 15 2007 6 nan nan 0 2007 7 6.30960e+01 0.00000e+00 1 2007 8 5.74554e+01 4.66610e-03 13 2007 9 5.41340e+01 0.00000e+00 2 2007 10 4.57700e+01 1.38100e+00 5 2007 11 3.02750e+01 5.38563e-03 12 2007 12 2.83551e+01 3.96339e-01 13 2008 1 2.99873e+01 1.87099e+00 17 2008 2 3.96140e+01 0.00000e+00 1 2008 3 4.80212e+01 1.66743e+00 26 2008 4 5.70600e+01 0.00000e+00 1 2008 5 nan nan 0 2008 6 6.37372e+01 1.45523e-01 5 2008 7 nan nan 0 2008 8 nan nan 0 2008 9 nan nan 0 2008 10 3.88224e+01 1.09912e+00 15 2008 11 3.30420e+01 1.86682e+00 43 2008 12 2.86421e+01 7.14008e-01 17 2009 1 2.96541e+01 8.41174e-01 14 2009 2 3.64437e+01 3.94602e-01 23 2009 3 4.67676e+01 2.78812e-01 16 2009 4 nan nan 0 2009 5 6.31699e+01 5.33958e-03 15 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 nan nan 0 2009 9 nan nan 0 2009 10 nan nan 0 2009 11 3.34380e+01 0.00000e+00 2 2009 12 2.93660e+01 0.00000e+00 3 2010 1 2.84537e+01 1.37361e-03 6 2010 2 4.27576e+01 8.01086e-04 5 2010 3 4.78262e+01 2.51250e+00 25 2010 4 nan nan 0 2010 5 nan nan 0 2010 6 nan nan 0 2010 7 6.26614e+01 9.54881e-01 14 2010 8 nan nan 0 2010 9 4.83231e+01 1.18661e+00 17 2010 10 4.36725e+01 2.11670e+00 46 2010 11 3.37160e+01 1.43749e+00 26 2010 12 2.83576e+01 3.78810e-01 48 2011 1 3.04463e+01 8.34649e-01 27 2011 2 3.98729e+01 1.42707e+00 35 2011 3 4.68955e+01 8.09382e-03 11 2011 4 nan nan 0 2011 5 6.18914e+01 5.36427e-01 13 2011 6 6.37188e+01 4.04156e-03 13 2011 7 nan nan 0 2011 8 5.55740e+01 0.00000e+00 1 2011 9 4.87080e+01 1.26422e-03 10 2011 10 3.93312e+01 1.34173e+00 31 2011 11 3.28195e+01 2.50264e+00 32 2011 12 2.83278e+01 5.49247e-01 36 2012 1 3.11499e+01 1.33540e+00 23 2012 2 3.77540e+01 0.00000e+00 2 2012 3 4.92080e+01 0.00000e+00 2 2012 4 5.96464e+01 1.95992e-03 5 2012 5 6.05442e+01 5.74649e-04 11 2012 6 nan nan 0 2012 7 6.24940e+01 0.00000e+00 1 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 3.97996e+01 2.55273e+00 55 2012 11 3.30141e+01 1.32152e+00 85 2012 12 2.83175e+01 4.24764e-01 43 2013 1 3.16598e+01 9.41752e-01 37 2013 2 3.75415e+01 3.67131e+00 39 2013 3 5.22860e+01 0.00000e+00 1 2013 4 5.78002e+01 2.40764e+00 8 2013 5 nan nan 0 2013 6 nan nan 0 2013 7 nan nan 0 2013 8 5.61800e+01 1.99891e-03 6 2013 9 4.68788e+01 2.99494e-03 12 2013 10 4.16978e+01 2.74006e+00 37 2013 11 3.26224e+01 2.38395e+00 33 2013 12 2.82743e+01 2.13439e-03 12 2014 1 3.16144e+01 2.03312e+00 17 2014 2 3.83379e+01 8.43496e-01 16 2014 3 nan nan 0 2014 4 nan nan 0 2014 5 nan nan 0 2014 6 nan nan 0 2014 7 6.25890e+01 5.38499e-03 14 2014 8 nan nan 0 2014 9 4.88744e+01 1.64233e-01 15 2014 10 4.01339e+01 2.39914e+00 89 2014 11 3.20266e+01 2.00521e+00 59 2014 12 2.82954e+01 2.88618e-01 35 2015 1 3.27309e+01 2.09028e+00 28 2015 2 3.76181e+01 1.35939e+00 21 2015 3 nan nan 0 2015 4 nan nan 0 2015 5 6.30315e+01 1.65913e-03 4 2015 6 nan nan 0 2015 7 6.33640e+01 0.00000e+00 1 2015 8 5.72734e+01 1.59907e+00 31 2015 9 5.01620e+01 0.00000e+00 1 2015 10 4.12738e+01 1.97930e+00 43 2015 11 3.17940e+01 0.00000e+00 2 2015 12 2.82927e+01 2.98956e-03 8 2016 1 nan nan 0 2016 2 4.03966e+01 2.50575e+00 17 2016 3 4.46567e+01 3.39873e-03 3 2016 4 nan nan 0 2016 5 nan nan 0 2016 6 6.36544e+01 7.70966e-04 11 2016 7 6.33286e+01 4.97515e-02 17 2016 8 nan nan 0 2016 9 5.13991e+01 8.84734e-01 14 2016 10 4.07565e+01 2.37130e+00 48 2016 11 3.22347e+01 2.16099e+00 40 2016 12 2.93342e+01 4.34953e-01 9 2017 1 nan nan 0 2017 2 4.12186e+01 8.18365e-01 14 2017 3 4.47532e+01 2.03849e-03 10 2017 4 5.36423e+01 6.08210e-01 17 2017 5 6.29450e+01 9.99451e-04 2 2017 6 nan nan 0 2017 7 nan nan 0 2017 8 nan nan 0 2017 9 5.04280e+01 0.00000e+00 1 2017 10 4.35672e+01 1.60559e+00 31 2017 11 3.22932e+01 2.56123e+00 10 2017 12 2.79800e+01 0.00000e+00 2 2018 1 3.08016e+01 1.70897e+00 44 2018 2 3.80080e+01 2.19108e-03 5 2018 3 4.62260e+01 0.00000e+00 3 2018 4 5.75980e+01 3.81470e-06 3 2018 5 6.11313e+01 8.90012e-01 3 2018 6 6.35286e+01 1.44310e-03 13 2018 7 nan nan 0 2018 8 5.61885e+01 4.41006e-03 15 2018 9 nan nan 0 2018 10 3.89601e+01 2.00422e+00 32 2018 11 3.22011e+01 2.33387e-01 13 2018 12 2.91284e+01 7.99561e-04 5 2019 1 3.33711e+01 2.31363e-03 11 2019 2 4.27118e+01 1.71297e-03 16 2019 3 4.40725e+01 8.81418e-01 19 2019 4 nan nan 0 2019 5 6.28246e+01 3.79366e-03 13 2019 6 nan nan 0 2019 7 6.32700e+01 0.00000e+00 1 2019 8 nan nan 0 2019 9 4.83164e+01 1.25424e+00 27 2019 10 3.98204e+01 2.55515e+00 16 2019 11 3.45128e+01 2.30331e+00 21 2019 12 2.82401e+01 3.44558e-01 32 2020 1 2.89096e+01 1.96038e-03 5 2020 2 3.83707e+01 1.97707e+00 24 2020 3 4.73189e+01 9.89202e-04 7 2020 4 5.38843e+01 1.66675e-03 7 2020 5 6.02540e+01 0.00000e+00 1 2020 6 6.36360e+01 0.00000e+00 2 2020 7 nan nan 0 2020 8 nan nan 0 2020 9 nan nan 0 2020 10 nan nan 0 2020 11 3.16680e+01 8.92701e-01 6 2020 12 2.86745e+01 5.77161e-01 12 2021 1 nan nan 0 2021 2 3.68987e+01 1.74967e+00 44 2021 3 4.67137e+01 2.30003e+00 30 2021 4 nan nan 0 2021 5 6.32220e+01 0.00000e+00 1 2021 6 nan nan 0 2021 7 nan nan 0 2021 8 5.77166e+01 1.56119e-03 10 2021 9 nan nan 0 2021 10 nan nan 0 2021 11 3.17783e+01 2.75651e-01 6 2021 12 2.84320e+01 2.39036e-01 3 2022 1 3.10734e+01 1.53452e+00 30 2022 2 3.93588e+01 3.45729e+00 31 2022 3 4.39570e+01 9.99451e-04 4 2022 4 nan nan 0 2022 5 6.10817e+01 3.66576e-03 8 2022 6 nan nan 0 2022 7 6.29680e+01 0.00000e+00 3 2022 8 nan nan 0 2022 9 4.69353e+01 3.90795e-01 3 2022 10 4.08757e+01 2.45028e+00 99 2022 11 3.44652e+01 2.34611e+00 53 2022 12 2.86194e+01 7.09646e-01 40 2023 1 3.07980e+01 1.70845e+00 38 2023 2 3.71472e+01 2.15356e+00 46 2023 3 4.76213e+01 1.13931e+00 6 2023 4 nan nan 0 2023 5 6.15880e+01 1.17675e+00 6 2023 6 nan nan 0 2023 7 6.31908e+01 4.11626e-01 8 2023 8 5.73150e+01 2.14700e+00 2 2023 9 5.02836e+01 2.57531e+00 28 2023 10 3.99033e+01 2.64507e+00 51 2023 11 3.43640e+01 2.04954e+00 61 2023 12 2.82257e+01 8.20334e-02 16 2024 1 3.21837e+01 1.27854e+00 13 2024 2 3.95772e+01 8.33667e-01 26 2024 3 4.91234e+01 2.17142e+00 28 2024 4 nan nan 0