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 1.46250e+00 7.49147e-01 10 2002 8 nan nan 0 2002 9 2.13371e+00 4.23921e-01 16 2002 10 nan nan 0 2002 11 4.26094e+00 9.88638e-01 40 2002 12 1.74094e+00 3.95170e-01 58 2003 1 1.75509e+00 3.58120e-01 48 2003 2 1.19323e+00 2.80430e-01 47 2003 3 4.18166e+00 6.08448e-02 7 2003 4 3.74454e+00 3.24186e-01 13 2003 5 nan nan 0 2003 6 nan nan 0 2003 7 nan nan 0 2003 8 nan nan 0 2003 9 3.45452e+00 6.42129e-01 19 2003 10 1.40540e+00 4.12153e-01 113 2003 11 1.36396e+00 4.03547e-01 114 2003 12 1.81992e+00 2.80049e-01 74 2004 1 1.45352e+00 3.24808e-01 13 2004 2 nan nan 0 2004 3 2.47368e+00 7.42950e-01 29 2004 4 1.80265e+00 5.67072e-01 21 2004 5 2.04001e+00 5.26832e-01 31 2004 6 2.10262e+00 5.69837e-02 9 2004 7 2.92747e+00 6.06165e-02 14 2004 8 1.23228e+00 2.40462e-02 8 2004 9 nan nan 0 2004 10 2.29640e+00 7.29725e-01 28 2004 11 3.43364e+00 1.22858e+00 39 2004 12 3.66190e+00 1.02965e+00 48 2005 1 2.31991e+00 2.10438e-01 25 2005 2 2.16818e+00 3.08854e-01 37 2005 3 1.90410e+00 4.45255e-01 84 2005 4 nan nan 0 2005 5 2.27309e+00 1.80979e+00 7 2005 6 2.25916e+00 9.15212e-01 17 2005 7 2.09563e+00 1.89237e-01 14 2005 8 nan nan 0 2005 9 3.21781e+00 2.57405e-01 14 2005 10 1.74604e+00 1.05087e+00 83 2005 11 1.20720e+00 2.91066e-01 47 2005 12 1.54603e+00 2.44713e-01 48 2006 1 2.04806e+00 6.11720e-01 46 2006 2 1.88176e+00 3.40573e-01 58 2006 3 1.94538e+00 8.99605e-01 33 2006 4 1.35938e+00 3.37322e-01 59 2006 5 2.18582e+00 2.84718e-01 39 2006 6 9.91840e-01 1.61397e-01 25 2006 7 1.29851e+00 1.31651e-01 32 2006 8 nan nan 0 2006 9 2.59684e+00 4.88144e-01 28 2006 10 1.38424e+00 1.68883e-01 97 2006 11 1.89506e+00 6.47725e-01 72 2006 12 1.36016e+00 4.64750e-01 79 2007 1 2.09168e+00 8.17414e-01 48 2007 2 1.63975e+00 7.82159e-01 45 2007 3 1.43136e+00 3.32661e-01 54 2007 4 2.52923e+00 3.83886e-01 19 2007 5 1.76353e+00 1.25971e-01 16 2007 6 nan nan 0 2007 7 nan nan 0 2007 8 2.01583e+00 1.34031e-01 12 2007 9 2.28702e+00 3.68382e-01 13 2007 10 2.11124e+00 8.01426e-01 38 2007 11 2.00718e+00 1.16171e+00 64 2007 12 2.14769e+00 8.56013e-01 41 2008 1 3.11313e+00 9.62998e-01 24 2008 2 4.03926e+00 2.41857e-01 7 2008 3 3.94892e+00 6.07340e-01 21 2008 4 3.33120e+00 6.98633e-01 25 2008 5 2.07260e+00 5.23259e-02 3 2008 6 3.86400e+00 4.44598e-01 4 2008 7 1.64835e+00 2.00879e-01 22 2008 8 1.85075e+00 1.15428e-01 15 2008 9 2.24539e+00 5.23499e-01 15 2008 10 1.44419e+00 5.67332e-01 85 2008 11 1.45411e+00 8.17014e-01 80 2008 12 3.12059e+00 4.96896e-01 32 2009 1 2.77270e+00 9.10907e-01 41 2009 2 1.59408e+00 6.20333e-02 33 2009 3 1.20288e+00 3.09053e-01 32 2009 4 nan nan 0 2009 5 nan nan 0 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 nan nan 0 2009 9 4.18504e+00 3.06769e-01 16 2009 10 2.93761e+00 1.18134e+00 19 2009 11 2.87668e+00 9.23658e-01 39 2009 12 3.15222e+00 3.53710e-02 8 2010 1 2.91253e+00 6.55634e-01 41 2010 2 3.29229e+00 8.59299e-01 38 2010 3 2.98807e+00 1.36521e-01 33 2010 4 2.26520e+00 4.29192e-01 30 2010 5 5.76880e+00 0.00000e+00 1 2010 6 2.35245e+00 2.87651e-01 20 2010 7 1.87975e+00 2.21336e-01 26 2010 8 nan nan 0 2010 9 1.85153e+00 6.57468e-01 47 2010 10 1.67835e+00 8.47385e-01 101 2010 11 1.68103e+00 1.15109e+00 79 2010 12 1.61986e+00 6.41778e-01 118 2011 1 1.71802e+00 5.35161e-01 91 2011 2 2.56603e+00 5.28127e-01 21 2011 3 3.23316e+00 2.63722e-01 15 2011 4 1.82960e+00 2.52204e-02 6 2011 5 2.33672e+00 9.25020e-01 24 2011 6 1.62193e+00 3.42315e-02 3 2011 7 nan nan 0 2011 8 2.50953e+00 7.27610e-01 15 2011 9 1.71477e+00 3.17258e-01 15 2011 10 1.65476e+00 6.77155e-01 59 2011 11 1.23437e+00 1.17090e-01 74 2011 12 2.09207e+00 5.76510e-01 41 2012 1 1.39770e+00 4.03357e-01 49 2012 2 2.57861e+00 2.83400e-02 15 2012 3 3.06429e+00 1.12843e+00 32 2012 4 2.10318e+00 4.83857e-01 25 2012 5 1.12262e+00 5.77707e-02 16 2012 6 nan nan 0 2012 7 2.05450e+00 3.71616e-01 14 2012 8 nan nan 0 2012 9 1.28007e+00 1.18888e-01 3 2012 10 2.08477e+00 4.76456e-01 37 2012 11 1.06673e+00 2.16611e-01 95 2012 12 1.24681e+00 8.17309e-01 56 2013 1 1.84035e+00 4.06524e-01 47 2013 2 1.75907e+00 3.20443e-01 35 2013 3 3.34606e+00 8.68559e-01 60 2013 4 1.91876e+00 2.44124e-02 15 2013 5 2.85999e+00 1.24764e-01 16 2013 6 nan nan 0 2013 7 nan nan 0 2013 8 2.81279e+00 1.57518e+00 35 2013 9 4.76782e+00 3.72291e-01 8 2013 10 2.29760e+00 1.27348e+00 67 2013 11 1.56282e+00 1.32164e+00 56 2013 12 1.62433e+00 6.14513e-01 50 2014 1 2.77856e+00 7.55407e-01 35 2014 2 1.79651e+00 6.36063e-01 37 2014 3 3.45626e+00 7.42979e-01 34 2014 4 nan nan 0 2014 5 nan nan 0 2014 6 nan nan 0 2014 7 1.78434e+00 1.39292e+00 10 2014 8 2.15757e+00 3.48548e-01 14 2014 9 1.49379e+00 6.23286e-01 30 2014 10 1.85247e+00 7.86989e-01 118 2014 11 1.24817e+00 2.65335e-01 105 2014 12 9.92837e-01 2.46701e-01 82 2015 1 2.51871e+00 1.29289e+00 51 2015 2 1.80833e+00 8.11221e-01 68 2015 3 2.45392e+00 7.69821e-01 16 2015 4 nan nan 0 2015 5 1.88750e+00 3.73902e-01 8 2015 6 1.70701e+00 5.13202e-02 16 2015 7 nan nan 0 2015 8 1.91498e+00 5.01794e-01 23 2015 9 nan nan 0 2015 10 1.24937e+00 2.08759e-01 57 2015 11 nan nan 0 2015 12 1.55332e+00 1.43105e-01 16 2016 1 3.40793e+00 9.62366e-01 32 2016 2 3.82737e+00 6.42153e-01 41 2016 3 3.71771e+00 2.83341e-01 21 2016 4 4.50538e+00 1.10121e-01 12 2016 5 2.58409e+00 1.44682e-01 14 2016 6 1.57525e+00 6.01341e-01 31 2016 7 1.40998e+00 1.71768e-01 32 2016 8 2.17036e+00 2.25482e-01 11 2016 9 2.22836e+00 9.16628e-01 66 2016 10 1.64460e+00 7.69600e-01 57 2016 11 1.18047e+00 7.26569e-01 97 2016 12 2.10600e+00 1.15407e+00 47 2017 1 4.21985e+00 1.73007e-01 8 2017 2 3.38785e+00 6.86372e-01 39 2017 3 2.40474e+00 1.39995e+00 30 2017 4 2.44212e+00 1.02010e+00 21 2017 5 2.49516e+00 7.85922e-01 43 2017 6 nan nan 0 2017 7 4.04733e+00 8.51245e-01 11 2017 8 3.17611e+00 2.27944e-01 16 2017 9 2.17540e+00 7.77084e-01 42 2017 10 3.36043e+00 1.26199e+00 39 2017 11 1.72436e+00 7.63412e-01 77 2017 12 1.27125e+00 1.20396e-01 48 2018 1 1.48991e+00 4.99180e-01 93 2018 2 2.32120e+00 6.07855e-02 9 2018 3 2.29602e+00 6.20943e-01 39 2018 4 1.78281e+00 3.64101e-01 64 2018 5 1.37947e+00 3.19938e-02 16 2018 6 nan nan 0 2018 7 nan nan 0 2018 8 4.06826e+00 1.16849e+00 13 2018 9 2.39820e+00 4.64487e-01 34 2018 10 1.72968e+00 4.29765e-01 63 2018 11 2.78609e+00 5.91085e-02 16 2018 12 3.28118e+00 2.86784e-01 38 2019 1 3.89002e+00 1.48251e-01 11 2019 2 1.63664e+00 3.70126e-01 24 2019 3 1.90555e+00 6.49639e-01 56 2019 4 3.12625e+00 8.11114e-01 13 2019 5 2.73099e+00 4.10896e-01 40 2019 6 1.91148e+00 6.69611e-02 5 2019 7 nan nan 0 2019 8 2.13912e+00 1.15755e+00 8 2019 9 1.36854e+00 3.46452e-01 33 2019 10 1.30177e+00 6.00122e-01 39 2019 11 1.49292e+00 4.71477e-01 52 2019 12 2.16959e+00 1.08918e+00 24 2020 1 2.94218e+00 1.24011e+00 38 2020 2 4.65230e+00 8.06999e-02 4 2020 3 2.82358e+00 1.41063e-01 16 2020 4 3.39677e+00 7.68666e-01 27 2020 5 nan nan 0 2020 6 2.65540e+00 3.71429e-01 25 2020 7 2.25640e+00 1.21670e-01 9 2020 8 1.67300e+00 2.75883e-01 9 2020 9 nan nan 0 2020 10 3.00046e+00 2.68591e-02 13 2020 11 1.76025e+00 1.05183e+00 53 2020 12 1.95180e+00 4.54223e-01 68 2021 1 2.28751e+00 2.05730e-01 32 2021 2 2.19976e+00 4.65914e-01 46 2021 3 2.43734e+00 7.03051e-01 63 2021 4 4.36500e+00 0.00000e+00 1 2021 5 1.65996e+00 2.63725e-02 9 2021 6 nan nan 0 2021 7 nan nan 0 2021 8 1.85809e+00 1.16221e-01 16 2021 9 4.22750e+00 2.07000e-02 2 2021 10 nan nan 0 2021 11 1.39935e+00 6.05236e-01 66 2021 12 1.26028e+00 2.61288e-01 16 2022 1 1.97551e+00 1.81621e-01 35 2022 2 2.23522e+00 7.69309e-01 48 2022 3 1.66104e+00 9.00522e-01 68 2022 4 nan nan 0 2022 5 2.94280e+00 4.20376e-01 21 2022 6 nan nan 0 2022 7 2.52027e+00 3.10641e-01 16 2022 8 3.97227e+00 1.66500e-01 3 2022 9 1.84123e+00 1.11309e-01 14 2022 10 1.65248e+00 5.52224e-01 151 2022 11 1.62462e+00 4.49351e-01 55 2022 12 2.68151e+00 3.40483e-01 63 2023 1 2.60062e+00 5.91815e-01 87 2023 2 3.34534e+00 9.53622e-01 38 2023 3 1.95363e+00 8.35903e-01 27 2023 4 2.96590e+00 8.74481e-01 29 2023 5 2.06400e+00 5.61561e-01 21 2023 6 4.95733e-01 2.04950e-01 12 2023 7 3.62751e+00 9.82007e-01 36 2023 8 2.24477e+00 5.49739e-01 12 2023 9 1.61331e+00 5.14119e-01 78 2023 10 1.14799e+00 4.50540e-01 102 2023 11 1.14605e+00 5.55444e-01 112 2023 12 1.55592e+00 6.68616e-01 59 2024 1 1.89198e+00 2.31572e-01 36 2024 2 2.96787e+00 2.71874e-01 39 2024 3 3.34196e+00 4.26709e-01 32 2024 4 3.76069e+00 4.99976e-01 11