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 6.20399e+01 1.10881e+00 68 2002 8 5.47503e+01 2.66525e+00 124 2002 9 4.40157e+01 4.55294e+00 157 2002 10 3.00401e+01 4.65378e+00 63 2002 11 2.03209e+01 3.85694e-01 62 2002 12 1.52945e+01 2.96410e-01 82 2003 1 nan nan 0 2003 2 2.84363e+01 2.39485e-01 23 2003 3 4.36001e+01 1.37726e+00 62 2003 4 5.17674e+01 1.99722e+00 97 2003 5 6.17782e+01 5.52833e-01 17 2003 6 6.43416e+01 3.58746e-01 73 2003 7 6.17443e+01 1.69278e+00 96 2003 8 5.43916e+01 2.74542e+00 113 2003 9 4.44976e+01 2.42073e+00 117 2003 10 3.30612e+01 1.40870e+00 143 2003 11 1.89667e+01 3.03931e+00 19 2003 12 1.61682e+01 4.98952e-01 44 2004 1 nan nan 0 2004 2 2.86248e+01 2.84883e+00 39 2004 3 4.29073e+01 1.36810e+00 51 2004 4 4.73184e+01 1.71727e+00 55 2004 5 6.03180e+01 2.21111e+00 91 2004 6 6.40192e+01 2.90158e-01 74 2004 7 6.11686e+01 1.50060e+00 50 2004 8 5.47309e+01 1.62400e+00 56 2004 9 4.25865e+01 2.10238e+00 163 2004 10 3.32181e+01 2.31595e+00 68 2004 11 2.15311e+01 1.12277e+00 56 2004 12 1.54762e+01 2.04723e-01 65 2005 1 nan nan 0 2005 2 2.61600e+01 2.86728e+00 52 2005 3 4.30521e+01 1.81842e+00 81 2005 4 5.05263e+01 2.61401e+00 166 2005 5 6.05825e+01 2.11845e+00 71 2005 6 6.45834e+01 1.32108e-01 29 2005 7 6.19205e+01 1.50707e+00 106 2005 8 5.40519e+01 3.16272e+00 169 2005 9 4.54869e+01 3.11176e+00 102 2005 10 3.15827e+01 4.24435e+00 104 2005 11 2.19180e+01 2.63621e+00 22 2005 12 nan nan 0 2006 1 1.87725e+01 1.42895e+00 52 2006 2 3.02515e+01 6.05545e-01 21 2006 3 3.94516e+01 2.18727e+00 80 2006 4 5.11274e+01 2.80421e+00 116 2006 5 5.97773e+01 1.79544e+00 43 2006 6 6.43071e+01 2.58854e-01 79 2006 7 6.30390e+01 6.27672e-01 29 2006 8 5.43709e+01 3.29490e+00 133 2006 9 4.34727e+01 5.09413e+00 27 2006 10 3.04312e+01 3.72948e+00 66 2006 11 1.93285e+01 2.16195e+00 52 2006 12 1.49579e+01 7.53421e-02 45 2007 1 1.62391e+01 9.57367e-02 23 2007 2 3.00403e+01 7.95162e-03 6 2007 3 3.93270e+01 2.94450e+00 126 2007 4 5.22156e+01 1.28658e+00 46 2007 5 6.00427e+01 2.23627e+00 84 2007 6 6.44431e+01 1.08488e-01 93 2007 7 6.15043e+01 1.59471e+00 143 2007 8 5.14957e+01 2.02208e+00 46 2007 9 4.33230e+01 4.16119e+00 222 2007 10 2.95374e+01 4.40278e+00 135 2007 11 2.52300e+01 0.00000e+00 2 2007 12 nan nan 0 2008 1 1.54440e+01 0.00000e+00 1 2008 2 nan nan 0 2008 3 4.10526e+01 3.59115e+00 108 2008 4 5.06822e+01 3.38033e+00 65 2008 5 6.03506e+01 2.00218e+00 72 2008 6 6.45104e+01 1.60097e-01 15 2008 7 6.26828e+01 1.16189e+00 58 2008 8 5.41506e+01 2.83773e+00 210 2008 9 4.42737e+01 3.78083e+00 137 2008 10 2.99428e+01 3.80298e+00 132 2008 11 1.69769e+01 1.93224e-01 25 2008 12 nan nan 0 2009 1 nan nan 0 2009 2 nan nan 0 2009 3 4.14877e+01 2.69847e+00 146 2009 4 5.14762e+01 1.84127e+00 127 2009 5 6.22387e+01 9.14696e-01 79 2009 6 6.44258e+01 1.34072e-01 38 2009 7 6.23229e+01 9.31211e-01 84 2009 8 5.34775e+01 3.04783e+00 77 2009 9 4.60898e+01 2.73975e+00 127 2009 10 2.98820e+01 0.00000e+00 1 2009 11 2.26492e+01 2.98087e-01 20 2009 12 nan nan 0 2010 1 nan nan 0 2010 2 2.38266e+01 1.02074e+00 34 2010 3 3.80932e+01 4.28059e+00 160 2010 4 4.99539e+01 2.52788e+00 29 2010 5 5.80709e+01 6.81785e-01 45 2010 6 6.41181e+01 4.27453e-01 100 2010 7 6.27026e+01 1.22117e+00 101 2010 8 5.39374e+01 2.95151e+00 184 2010 9 4.13870e+01 3.56987e+00 81 2010 10 3.03093e+01 2.92764e+00 133 2010 11 2.35093e+01 1.03946e+00 34 2010 12 1.50180e+01 9.99975e-03 6 2011 1 1.61896e+01 2.88654e-01 24 2011 2 nan nan 0 2011 3 3.94559e+01 4.58679e+00 146 2011 4 4.89872e+01 1.42194e+00 63 2011 5 6.24388e+01 1.88131e+00 34 2011 6 6.42375e+01 2.44998e-01 39 2011 7 6.15057e+01 1.49796e+00 114 2011 8 5.35871e+01 2.06892e+00 167 2011 9 4.41411e+01 3.36921e+00 134 2011 10 3.31654e+01 2.12617e+00 79 2011 11 2.33194e+01 2.93406e+00 36 2011 12 1.55888e+01 2.44411e-01 72 2012 1 2.03310e+01 7.82984e-01 35 2012 2 2.58905e+01 1.75008e+00 30 2012 3 4.06352e+01 3.62468e+00 151 2012 4 5.15936e+01 2.64098e+00 122 2012 5 6.01506e+01 7.99673e-01 78 2012 6 6.43371e+01 3.20088e-01 43 2012 7 6.17666e+01 1.36248e+00 109 2012 8 5.38003e+01 3.03448e+00 180 2012 9 4.26267e+01 3.82103e+00 150 2012 10 3.22492e+01 3.12140e+00 76 2012 11 2.28907e+01 5.60144e-01 6 2012 12 1.54509e+01 2.03917e-01 9 2013 1 1.66336e+01 1.23388e-01 16 2013 2 3.02767e+01 9.43190e-04 3 2013 3 4.22936e+01 2.49019e+00 74 2013 4 4.92327e+01 3.55955e+00 44 2013 5 5.96446e+01 2.13954e+00 34 2013 6 6.44891e+01 1.31303e-01 46 2013 7 6.25214e+01 9.16507e-01 118 2013 8 5.39869e+01 1.19250e+00 109 2013 9 4.29082e+01 4.09629e+00 177 2013 10 3.23746e+01 1.32886e+00 74 2013 11 1.89263e+01 2.10160e-01 6 2013 12 nan nan 0 2014 1 nan nan 0 2014 2 nan nan 0 2014 3 nan nan 0 2014 4 5.26005e+01 1.24749e+00 60 2014 5 6.16763e+01 1.95191e+00 109 2014 6 6.42542e+01 2.50248e-01 32 2014 7 6.24214e+01 1.04352e+00 82 2014 8 5.31701e+01 3.31327e+00 49 2014 9 4.40677e+01 2.94146e+00 117 2014 10 3.09092e+01 2.83823e+00 115 2014 11 nan nan 0 2014 12 1.53421e+01 4.71637e-01 30 2015 1 nan nan 0 2015 2 nan nan 0 2015 3 4.30534e+01 7.19647e-01 39 2015 4 5.29725e+01 2.85935e+00 119 2015 5 5.87626e+01 2.01710e+00 50 2015 6 6.40659e+01 6.01982e-01 73 2015 7 6.22368e+01 6.52182e-01 63 2015 8 5.57090e+01 2.24307e+00 114 2015 9 4.12069e+01 2.35576e+00 150 2015 10 3.20196e+01 1.95124e+00 86 2015 11 2.15481e+01 2.64830e+00 180 2015 12 1.67740e+01 0.00000e+00 1 2016 1 1.58553e+01 1.48402e-01 29 2016 2 2.87741e+01 4.06563e-01 30 2016 3 4.28212e+01 1.37113e+00 55 2016 4 5.12617e+01 1.74801e+00 106 2016 5 6.10990e+01 9.21228e-02 23 2016 6 6.41711e+01 3.96041e-01 85 2016 7 6.30864e+01 5.96361e-01 63 2016 8 5.58799e+01 2.73387e+00 171 2016 9 4.48050e+01 3.07852e+00 113 2016 10 3.31306e+01 1.72271e+00 29 2016 11 2.20180e+01 5.21823e-01 46 2016 12 1.52600e+01 4.89909e-03 5 2017 1 1.57445e+01 5.29415e-01 28 2017 2 2.74179e+01 1.05202e+00 59 2017 3 4.01203e+01 2.66448e+00 48 2017 4 4.88277e+01 1.82251e-01 27 2017 5 5.99895e+01 1.53830e+00 132 2017 6 6.39512e+01 1.57241e-01 54 2017 7 6.22404e+01 1.54669e+00 121 2017 8 5.47546e+01 3.33361e+00 89 2017 9 4.27320e+01 4.11972e+00 137 2017 10 3.20460e+01 1.84172e+00 35 2017 11 1.86560e+01 1.75935e+00 103 2017 12 nan nan 0 2018 1 2.01462e+01 3.97806e-01 44 2018 2 3.14649e+01 2.78008e-01 18 2018 3 3.82316e+01 2.96481e+00 169 2018 4 5.18938e+01 3.25070e+00 89 2018 5 6.03051e+01 1.74068e+00 112 2018 6 6.44203e+01 9.11067e-02 31 2018 7 6.27364e+01 1.47911e+00 82 2018 8 5.26333e+01 2.79872e+00 123 2018 9 4.34280e+01 2.18259e+00 113 2018 10 3.04587e+01 3.15180e+00 49 2018 11 2.00434e+01 7.99881e-01 10 2018 12 1.61260e+01 0.00000e+00 1 2019 1 1.77333e+01 1.11416e+00 116 2019 2 2.97903e+01 1.96038e-01 24 2019 3 4.21293e+01 2.31075e+00 45 2019 4 5.20128e+01 2.56615e+00 70 2019 5 5.78757e+01 6.90136e-01 36 2019 6 6.40780e+01 4.91243e-01 9 2019 7 6.26895e+01 1.12602e+00 88 2019 8 5.55451e+01 2.65454e+00 165 2019 9 4.21655e+01 2.42245e+00 63 2019 10 2.98056e+01 2.72061e+00 115 2019 11 1.99676e+01 2.49522e-01 9 2019 12 nan nan 0 2020 1 1.70523e+01 1.21957e+00 45 2020 2 2.93395e+01 1.93908e+00 75 2020 3 3.86259e+01 2.55082e+00 93 2020 4 4.91000e+01 2.15664e+00 43 2020 5 6.01842e+01 1.82936e+00 118 2020 6 6.43365e+01 2.52878e-01 147 2020 7 6.25648e+01 1.51183e+00 92 2020 8 5.63313e+01 7.59250e-01 42 2020 9 4.32178e+01 3.16271e+00 105 2020 10 3.09886e+01 4.32848e+00 103 2020 11 2.12824e+01 2.13950e+00 118 2020 12 1.64737e+01 1.67046e-01 31 2021 1 1.77419e+01 1.30721e+00 43 2021 2 3.01249e+01 1.48403e+00 38 2021 3 3.84278e+01 3.99868e+00 124 2021 4 5.22700e+01 3.21410e+00 153 2021 5 5.87396e+01 2.06906e+00 46 2021 6 6.36825e+01 7.16626e-01 40 2021 7 6.31970e+01 1.46284e+00 10 2021 8 5.47692e+01 8.67556e-01 86 2021 9 4.31169e+01 3.31838e+00 165 2021 10 2.97614e+01 2.72632e-01 34 2021 11 2.05370e+01 2.08188e+00 42 2021 12 1.50924e+01 8.14450e-02 25 2022 1 1.75326e+01 1.68448e-01 31 2022 2 3.13273e+01 2.68005e-01 6 2022 3 3.96064e+01 1.60645e+00 54 2022 4 5.22517e+01 2.31752e-01 12 2022 5 nan nan 0 2022 6 6.41965e+01 4.79926e-01 92 2022 7 6.20891e+01 9.49277e-01 39 2022 8 5.49658e+01 2.59288e+00 130 2022 9 4.14206e+01 4.45961e+00 169 2022 10 3.22495e+01 4.16089e+00 405 2022 11 2.21993e+01 2.59043e+00 239 2022 12 1.64560e+01 2.60373e-01 16 2023 1 1.60560e+01 1.82051e-01 56 2023 2 2.62566e+01 1.97688e-01 24 2023 3 3.68041e+01 2.77773e+00 214 2023 4 5.16448e+01 2.44521e+00 432 2023 5 6.09492e+01 2.31541e+00 269 2023 6 6.42569e+01 1.61582e-01 133 2023 7 6.26438e+01 1.43834e+00 193 2023 8 5.34789e+01 3.00946e+00 395 2023 9 4.56345e+01 2.97239e+00 386 2023 10 3.15413e+01 4.70231e+00 144 2023 11 2.09640e+01 1.44221e+00 254 2023 12 1.52586e+01 8.39177e-02 93 2024 1 nan nan 0 2024 2 2.53387e+01 2.78246e+00 244 2024 3 3.88317e+01 4.65905e+00 260 2024 4 nan nan 0