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 5.33178e+00 3.95084e-01 16 2002 8 5.10509e+00 9.23737e-01 12 2002 9 nan nan 0 2002 10 5.96114e+00 2.78223e+00 11 2002 11 nan nan 0 2002 12 7.19847e+00 7.08120e-01 31 2003 1 5.83968e+00 1.22099e+00 28 2003 2 6.93188e+00 1.26632e+00 56 2003 3 nan nan 0 2003 4 7.18473e+00 8.77695e-01 9 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 6.74830e+00 1.36986e+00 63 2003 11 6.26333e+00 5.70468e-01 40 2003 12 6.53453e+00 1.28904e+00 51 2004 1 5.20192e+00 8.97707e-01 34 2004 2 1.06215e+01 9.87334e-02 9 2004 3 6.69420e+00 1.12749e+00 18 2004 4 6.22096e+00 1.55573e-01 4 2004 5 4.00269e+00 4.24060e-01 16 2004 6 nan nan 0 2004 7 nan nan 0 2004 8 7.79618e+00 1.22411e-01 4 2004 9 7.61692e+00 2.14491e+00 23 2004 10 6.06565e+00 1.33240e+00 39 2004 11 7.13873e+00 1.08828e+00 29 2004 12 6.31931e+00 8.13609e-01 38 2005 1 7.30656e+00 1.39505e+00 23 2005 2 5.87339e+00 1.26206e+00 36 2005 3 7.52589e+00 7.20134e-01 41 2005 4 nan nan 0 2005 5 nan nan 0 2005 6 6.94874e+00 5.08972e-01 6 2005 7 nan nan 0 2005 8 nan nan 0 2005 9 7.58374e+00 2.31086e-01 12 2005 10 4.47154e+00 1.59070e+00 45 2005 11 4.80014e+00 8.47273e-01 28 2005 12 5.29158e+00 1.49174e+00 28 2006 1 5.37095e+00 9.15885e-01 53 2006 2 5.47799e+00 4.63673e-01 74 2006 3 4.89459e+00 1.10416e+00 83 2006 4 4.46530e+00 7.30161e-01 39 2006 5 2.85360e+00 1.26791e+00 24 2006 6 3.11096e+00 0.00000e+00 1 2006 7 5.50304e+00 2.40244e-01 9 2006 8 4.55677e+00 2.73378e-02 2 2006 9 6.33808e+00 7.60654e-01 39 2006 10 6.41625e+00 1.34167e+00 70 2006 11 4.98717e+00 7.04462e-01 55 2006 12 4.52023e+00 1.28879e+00 45 2007 1 6.47099e+00 5.73127e-01 23 2007 2 8.49585e+00 3.29200e-01 17 2007 3 5.55406e+00 1.20439e+00 55 2007 4 5.04914e+00 1.00045e+00 27 2007 5 5.35115e+00 1.36846e+00 24 2007 6 nan nan 0 2007 7 nan nan 0 2007 8 5.36450e+00 2.90388e-01 18 2007 9 5.97930e+00 2.28283e-01 16 2007 10 7.02060e+00 1.11558e+00 26 2007 11 4.70942e+00 3.03326e+00 69 2007 12 3.91602e+00 7.43542e-01 28 2008 1 6.61241e+00 4.72100e-01 34 2008 2 7.36037e+00 4.92976e-01 35 2008 3 1.05992e+01 0.00000e+00 1 2008 4 7.63291e+00 9.67409e-01 19 2008 5 4.46844e+00 4.27415e-01 27 2008 6 4.24366e+00 1.85210e-01 15 2008 7 nan nan 0 2008 8 nan nan 0 2008 9 9.26080e+00 2.10426e-01 8 2008 10 6.53728e+00 1.06189e+00 81 2008 11 4.55610e+00 1.12866e+00 83 2008 12 6.80595e+00 2.19252e+00 44 2009 1 7.34656e+00 1.00812e+00 50 2009 2 5.11630e+00 1.56659e+00 67 2009 3 5.45122e+00 8.84259e-01 51 2009 4 nan nan 0 2009 5 nan nan 0 2009 6 6.30886e+00 3.79154e-01 7 2009 7 nan nan 0 2009 8 nan nan 0 2009 9 nan nan 0 2009 10 6.51074e+00 5.91189e-01 21 2009 11 6.23978e+00 4.14703e-01 27 2009 12 nan nan 0 2010 1 7.54146e+00 1.02355e+00 47 2010 2 8.61671e+00 8.42299e-02 6 2010 3 1.02956e+01 0.00000e+00 1 2010 4 4.39647e+00 1.92793e-01 4 2010 5 nan nan 0 2010 6 6.15888e+00 8.55911e-01 27 2010 7 4.87265e+00 7.80750e-01 21 2010 8 nan nan 0 2010 9 6.24805e+00 9.49227e-01 31 2010 10 5.70355e+00 1.18126e+00 101 2010 11 4.75873e+00 7.35954e-01 58 2010 12 4.43392e+00 1.13751e+00 101 2011 1 4.29910e+00 6.23484e-01 71 2011 2 5.17578e+00 8.21422e-01 58 2011 3 5.48080e+00 8.15340e-01 61 2011 4 6.04661e+00 6.55571e-01 41 2011 5 5.11300e+00 1.04299e+00 32 2011 6 4.73447e+00 2.57826e-01 11 2011 7 3.14943e+00 0.00000e+00 1 2011 8 nan nan 0 2011 9 5.55686e+00 5.72516e-01 30 2011 10 5.21084e+00 1.45020e+00 104 2011 11 5.57183e+00 1.27235e+00 71 2011 12 3.94461e+00 1.02304e+00 75 2012 1 4.97299e+00 8.94131e-01 43 2012 2 nan nan 0 2012 3 7.09304e+00 1.27322e+00 46 2012 4 4.37540e+00 2.72956e-01 9 2012 5 4.78044e+00 2.75480e-01 8 2012 6 nan nan 0 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 nan nan 0 2012 10 8.16824e+00 8.94182e-01 30 2012 11 5.69497e+00 8.42875e-01 89 2012 12 4.94384e+00 7.56242e-01 55 2013 1 4.08081e+00 9.68648e-01 47 2013 2 4.05970e+00 1.26001e+00 14 2013 3 nan nan 0 2013 4 8.21417e+00 4.72694e-01 21 2013 5 5.68332e+00 4.47588e-02 5 2013 6 4.85144e+00 3.45892e-01 16 2013 7 nan nan 0 2013 8 nan nan 0 2013 9 nan nan 0 2013 10 9.27904e+00 1.81641e+00 19 2013 11 7.43504e+00 1.14486e+00 57 2013 12 5.48498e+00 1.23702e+00 14 2014 1 7.51766e+00 3.34986e-01 24 2014 2 7.32482e+00 9.27733e-01 55 2014 3 nan nan 0 2014 4 nan nan 0 2014 5 nan nan 0 2014 6 3.84896e+00 0.00000e+00 2 2014 7 4.03542e+00 1.77922e-01 12 2014 8 nan nan 0 2014 9 nan nan 0 2014 10 5.71011e+00 1.14137e+00 187 2014 11 5.46031e+00 5.78430e-01 66 2014 12 4.27043e+00 1.02477e+00 59 2015 1 1.02560e+01 1.46820e-01 12 2015 2 8.41647e+00 9.61696e-01 41 2015 3 5.22628e+00 7.19769e-01 31 2015 4 5.81562e+00 1.03852e+00 23 2015 5 5.08079e+00 6.92455e-01 39 2015 6 4.33047e+00 4.41838e-01 25 2015 7 3.48672e+00 2.66630e-01 7 2015 8 5.49814e+00 9.74897e-02 8 2015 9 5.01238e+00 1.48516e+00 30 2015 10 5.46635e+00 9.62036e-01 53 2015 11 6.84961e+00 6.71919e-01 9 2015 12 7.81582e+00 2.19409e-01 15 2016 1 1.28470e+01 1.36100e-01 4 2016 2 9.75143e+00 1.13524e+00 26 2016 3 8.76427e+00 9.38934e-01 34 2016 4 nan nan 0 2016 5 nan nan 0 2016 6 5.06015e+00 1.66731e-01 5 2016 7 5.23408e+00 2.99358e+00 26 2016 8 nan nan 0 2016 9 6.03331e+00 3.12564e-01 14 2016 10 5.55762e+00 8.83539e-01 87 2016 11 4.84520e+00 6.34118e-01 66 2016 12 7.07988e+00 4.32686e-01 51 2017 1 9.55803e+00 9.77854e-01 43 2017 2 7.81909e+00 1.17964e+00 35 2017 3 6.40156e+00 1.28453e+00 42 2017 4 5.18259e+00 1.52647e+00 35 2017 5 4.93950e+00 2.12839e-01 16 2017 6 3.75907e+00 7.02235e-01 20 2017 7 1.05542e+01 6.91639e-01 7 2017 8 1.06175e+01 9.87727e-01 10 2017 9 5.62742e+00 5.18705e-01 22 2017 10 6.94140e+00 5.28600e-01 20 2017 11 4.56381e+00 7.00407e-01 56 2017 12 4.83124e+00 4.38169e-01 8 2018 1 4.36448e+00 1.29348e+00 57 2018 2 nan nan 0 2018 3 7.23849e+00 9.96170e-01 31 2018 4 4.72164e+00 4.61654e-01 31 2018 5 7.56112e+00 2.92873e-01 2 2018 6 nan nan 0 2018 7 nan nan 0 2018 8 nan nan 0 2018 9 1.37973e+01 3.95073e-01 15 2018 10 1.31096e+01 6.32673e-01 17 2018 11 1.05181e+01 0.00000e+00 2 2018 12 nan nan 0 2019 1 1.11238e+01 1.46019e-01 15 2019 2 nan nan 0 2019 3 6.67920e+00 8.96710e-01 22 2019 4 8.65033e+00 9.03634e-01 21 2019 5 3.35222e+00 2.57681e-01 4 2019 6 nan nan 0 2019 7 5.96174e+00 2.50624e-01 16 2019 8 nan nan 0 2019 9 6.09152e+00 5.25066e-01 18 2019 10 6.28855e+00 2.76795e-01 46 2019 11 5.19008e+00 1.09268e+00 47 2019 12 4.32594e+00 5.92084e-01 22 2020 1 8.54819e+00 9.33695e-01 21 2020 2 7.02763e+00 7.60801e-01 39 2020 3 7.93372e+00 4.84103e-01 3 2020 4 5.42143e+00 6.65596e-01 22 2020 5 4.54766e+00 3.18546e-01 19 2020 6 4.46502e+00 1.09351e+00 20 2020 7 3.30344e+00 8.30848e-01 9 2020 8 6.72992e+00 5.18267e-02 2 2020 9 nan nan 0 2020 10 9.68585e+00 4.31480e-02 3 2020 11 6.56599e+00 0.00000e+00 2 2020 12 5.56757e+00 1.04006e+00 27 2021 1 7.10085e+00 2.62446e-01 10 2021 2 1.35401e+01 1.87933e-01 11 2021 3 nan nan 0 2021 4 8.33673e+00 1.14428e+00 18 2021 5 6.59605e+00 1.80717e+00 4 2021 6 3.64152e+00 2.23160e+00 2 2021 7 nan nan 0 2021 8 nan nan 0 2021 9 nan nan 0 2021 10 nan nan 0 2021 11 nan nan 0 2021 12 4.64292e+00 5.11996e-01 13 2022 1 7.08368e+00 9.01882e-01 32 2022 2 4.94676e+00 8.30112e-01 36 2022 3 6.09763e+00 1.51168e+00 55 2022 4 nan nan 0 2022 5 5.13580e+00 3.36272e-01 14 2022 6 nan nan 0 2022 7 5.98964e+00 2.29440e-01 4 2022 8 6.94399e+00 5.33698e-01 14 2022 9 nan nan 0 2022 10 6.30370e+00 1.26388e+00 138 2022 11 6.17552e+00 1.23706e+00 55 2022 12 4.93407e+00 1.12020e+00 90 2023 1 5.27147e+00 6.09603e-01 104 2023 2 6.54108e+00 7.69189e-01 89 2023 3 4.95143e+00 1.01509e+00 59 2023 4 4.59242e+00 1.25029e+00 65 2023 5 2.56091e+00 1.03328e+00 5 2023 6 nan nan 0 2023 7 3.18871e+00 0.00000e+00 1 2023 8 nan nan 0 2023 9 5.40204e+00 7.98689e-01 58 2023 10 5.40788e+00 7.63077e-01 98 2023 11 4.65059e+00 1.49458e+00 109 2023 12 7.66781e+00 2.48075e-01 5 2024 1 8.94598e+00 6.65995e-01 15 2024 2 8.21107e+00 1.05140e+00 37 2024 3 7.47025e+00 1.17261e+00 34 2024 4 7.56706e+00 9.05206e-02 3