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 4.15083e-02 2.39013e-03 144
2002  8 5.23412e-02 8.93758e-03 85
2002  9 8.17875e-02 4.02095e-02 96
2002 10 7.05578e-02 2.90932e-02 128
2002 11 7.13875e-02 1.07071e-02 176
2002 12 8.42833e-02 2.03077e-02 180
2003  1 1.16098e-01 3.87858e-02 240
2003  2 8.12847e-02 5.08711e-03 144
2003  3 9.10536e-02 2.40430e-02 153
2003  4 9.41917e-02 2.22925e-02 144
2003  5 6.58031e-02 6.27072e-03 64
2003  6 1.21733e-01 2.25107e-02 57
2003  7 1.36602e-01 1.18870e-01 88
2003  8 1.12800e-01 6.62785e-02 80
2003  9 6.62819e-02 1.12204e-02 166
2003 10 6.17217e-02 8.01920e-03 240
2003 11 5.43187e-02 9.76841e-03 256
2003 12 8.06271e-02 1.74191e-02 192
2004  1 6.72283e-02 7.69185e-03 113
2004  2 7.25042e-02 1.53426e-02 48
2004  3 7.24839e-02 1.17787e-02 224
2004  4 6.85773e-02 1.28166e-02 176
2004  5 4.47682e-02 8.85412e-03 176
2004  6 8.81406e-02 2.13067e-02 64
2004  7 1.14945e-01 4.66303e-02 66
2004  8 8.20141e-02 1.80535e-02 128
2004  9 1.44582e-01 1.34222e-01 176
2004 10 8.14729e-02 2.61475e-02 96
2004 11 8.12594e-02 1.42502e-02 128
2004 12 8.93939e-02 1.51418e-02 164
2005  1 7.54329e-02 6.13350e-03 140
2005  2 7.31083e-02 1.32560e-02 96
2005  3 7.43284e-02 1.66162e-02 176
2005  4 1.02404e-01 3.85252e-02 136
2005  5 7.59681e-02 1.72291e-02 144
2005  6 6.82477e-02 1.91367e-02 151
2005  7 7.28975e-02 2.26329e-02 160
2005  8 7.74229e-02 6.49049e-02 96
2005  9 6.90649e-02 2.13166e-02 194
2005 10 6.39281e-02 1.59183e-02 320
2005 11 7.34251e-02 1.61897e-02 199
2005 12 7.32875e-02 1.47644e-02 144
2006  1 8.19112e-02 1.47590e-02 160
2006  2 7.65831e-02 9.44343e-03 178
2006  3 5.71113e-02 8.13796e-03 239
2006  4 4.99554e-02 8.24312e-03 184
2006  5 6.47534e-02 1.62325e-02 176
2006  6 6.95509e-02 2.10562e-02 175
2006  7 4.53650e-02 4.50397e-03 80
2006  8 4.88021e-02 4.91744e-03 96
2006  9 5.49318e-02 5.01963e-03 176
2006 10 5.81373e-02 1.14487e-02 236
2006 11 7.11281e-02 1.18314e-02 256
2006 12 6.58994e-02 6.00485e-03 181
2007  1 7.60575e-02 6.54723e-03 80
2007  2 7.82784e-02 1.48696e-02 102
2007  3 6.54518e-02 9.69331e-03 224
2007  4 5.02000e-02 5.00153e-03 149
2007  5 4.84605e-02 7.28037e-03 86
2007  6 4.97917e-02 8.17995e-03 96
2007  7 6.59086e-02 2.02410e-02 81
2007  8 4.59248e-02 3.61667e-03 101
2007  9 7.10000e-02 3.91849e-02 130
2007 10 7.29898e-02 2.70643e-02 196
2007 11 6.70042e-02 7.57470e-03 240
2007 12 6.69439e-02 7.19596e-03 139
2008  1 7.49875e-02 5.91036e-03 96
2008  2 7.66085e-02 1.41479e-02 236
2008  3 8.02995e-02 1.55122e-02 191
2008  4 6.36167e-02 9.91498e-03 144
2008  5 1.00367e-01 6.69596e-02 135
2008  6 1.11303e-01 3.11998e-02 156
2008  7 1.15938e-01 5.20498e-02 80
2008  8 7.32825e-02 7.73658e-03 80
2008  9 6.81721e-02 3.67384e-02 208
2008 10 6.54673e-02 1.11367e-02 208
2008 11 6.15619e-02 5.95608e-03 315
2008 12 6.86796e-02 3.50612e-03 98
2009  1 8.86963e-02 1.07267e-02 164
2009  2 8.67674e-02 1.36792e-02 129
2009  3 7.00234e-02 1.35920e-02 128
2009  4 1.09178e-01 4.89599e-02 128
2009  5 9.14292e-02 4.10924e-02 48
2009  6 1.17031e-01 3.05464e-02 176
2009  7 6.09901e-02 8.70192e-03 81
2009  8 5.62094e-02 4.76982e-03 128
2009  9 5.26311e-02 4.89855e-03 161
2009 10 6.90781e-02 1.26698e-02 169
2009 11 6.76943e-02 1.06971e-02 212
2009 12 7.33500e-02 3.67933e-03 64
2010  1 7.30010e-02 8.18368e-03 200
2010  2 2.23877e-01 1.22286e-01 154
2010  3 1.87361e-01 1.73103e-01 192
2010  4 1.41605e-01 7.29293e-02 192
2010  5 7.82278e-02 1.18664e-02 144
2010  6 1.34145e-01 9.60168e-02 174
2010  7 5.97250e-02 8.19680e-03 128
2010  8 7.50200e-02 6.45241e-03 80
2010  9 7.36739e-02 1.16954e-02 203
2010 10 6.02364e-02 1.04620e-02 352
2010 11 7.18386e-02 9.83606e-03 176
2010 12 9.66670e-02 1.74934e-02 206
2011  1 9.34240e-02 1.15957e-02 208
2011  2 8.17514e-02 1.10910e-02 181
2011  3 7.53792e-02 1.91629e-02 192
2011  4 1.80474e-01 3.52463e-01 122
2011  5 8.11292e-02 2.39038e-02 226
2011  6 1.12333e-01 5.06544e-02 144
2011  7 8.72241e-02 1.86768e-02 141
2011  8 9.63550e-02 1.50970e-02 160
2011  9 8.77396e-02 1.81847e-02 182
2011 10 6.19412e-02 5.52852e-03 320
2011 11 7.73125e-02 6.75104e-03 192
2011 12 7.71193e-02 1.44306e-02 109
2012  1 7.88062e-02 1.25581e-02 226
2012  2 6.69700e-02 4.19902e-03 60
2012  3 5.94817e-02 1.34427e-02 240
2012  4 4.67330e-02 7.52604e-03 188
2012  5 4.60330e-02 7.51599e-03 176
2012  6 5.44375e-02 6.61154e-03 112
2012  7 5.46821e-02 8.57903e-03 56
2012  8 6.37111e-02 6.08077e-03 108
2012  9 7.80808e-02 3.50438e-02 156
2012 10 6.42382e-02 1.13480e-02 304
2012 11 7.06195e-02 9.80815e-03 307
2012 12 5.92049e-02 8.98977e-03 122
2013  1 6.93175e-02 5.68203e-03 114
2013  2 7.31937e-02 9.34181e-03 128
2013  3 1.31961e-01 8.22249e-02 176
2013  4 6.53750e-02 2.23371e-02 80
2013  5 7.10354e-02 3.05867e-02 192
2013  6 7.14390e-02 1.17492e-02 123
2013  7 7.79134e-02 2.58971e-02 127
2013  8 1.23608e-01 2.91181e-02 78
2013  9 7.50995e-02 2.33682e-02 215
2013 10 5.76448e-02 7.71394e-03 192
2013 11 6.29571e-02 5.20346e-03 112
2013 12 6.71339e-02 8.79855e-03 112
2014  1 7.14031e-02 7.31098e-03 130
2014  2 7.87039e-02 1.78180e-02 156
2014  3 7.49575e-02 7.16699e-03 160
2014  4 6.92679e-02 1.26939e-02 112
2014  5 1.38994e-01 5.90344e-02 160
2014  6 2.30421e-01 3.45406e-01 106
2014  7 1.05670e-01 2.36973e-02 108
2014  8 5.84016e-02 4.10438e-03 128
2014  9 4.96056e-02 4.27603e-03 144
2014 10 5.60754e-02 8.74730e-03 358
2014 11 7.12054e-02 1.26670e-02 224
2014 12 7.16156e-02 7.57551e-03 192
2015  1 7.36537e-02 1.37301e-02 160
2015  2 7.24612e-02 1.44771e-02 196
2015  3 6.29440e-02 9.39417e-03 100
2015  4 6.41500e-02 2.74545e-03 48
2015  5 4.69853e-02 5.55568e-03 177
2015  6 5.93387e-02 8.88577e-03 160
2015  7 9.42848e-02 4.54105e-02 158
2015  8 6.26409e-02 8.60395e-03 176
2015  9 5.18562e-02 6.82229e-03 160
2015 10 6.71300e-02 1.71045e-02 160
2015 11 8.44888e-02 1.25332e-02 223
2015 12 7.00660e-02 5.62609e-03 100
2016  1 7.79798e-02 1.44311e-02 168
2016  2 1.55507e-01 7.84371e-02 272
2016  3 1.89917e-01 2.02130e-01 144
2016  4 1.43991e-01 6.45375e-02 158
2016  5 8.55042e-02 2.16746e-02 192
2016  6 9.34540e-02 3.68449e-02 163
2016  7 1.68793e-01 3.50550e-02 112
2016  8 5.97906e-02 5.23057e-03 192
2016  9 5.85578e-02 8.80242e-03 223
2016 10 5.43802e-02 7.57146e-03 324
2016 11 5.24167e-02 4.69784e-03 240
2016 12 6.36885e-02 4.60325e-03 192
2017  1 7.07646e-02 3.22569e-02 192
2017  2 9.18817e-02 1.24056e-02 252
2017  3 7.08346e-02 1.14907e-02 208
2017  4 6.68011e-02 9.79175e-03 176
2017  5 1.13688e-01 3.40636e-02 152
2017  6 6.85950e-02 7.67535e-03 80
2017  7 9.16207e-02 3.14150e-02 145
2017  8 9.68383e-02 4.36281e-02 115
2017  9 8.42105e-02 1.13314e-02 191
2017 10 8.35051e-02 1.82112e-02 257
2017 11 6.03390e-02 6.57196e-03 269
2017 12 6.85806e-02 1.10607e-02 144
2018  1 8.95867e-02 3.47087e-02 240
2018  2 6.07613e-02 1.14241e-02 124
2018  3 5.56245e-02 8.67638e-03 220
2018  4 5.18443e-02 1.54688e-02 194
2018  5 8.13011e-02 1.68910e-02 176
2018  6 1.50959e-01 1.65432e-01 127
2018  7 7.38583e-02 1.16916e-02 96
2018  8 7.10853e-02 6.01528e-03 75
2018  9 6.74115e-02 1.55967e-02 191
2018 10 9.59662e-02 4.72690e-02 272
2018 11 7.37875e-02 1.41587e-02 96
2018 12 1.14852e-01 7.32729e-02 128
2019  1 1.56026e-01 7.46198e-02 169
2019  2 8.51756e-02 1.53727e-02 41
2019  3 7.60600e-02 1.19070e-02 160
2019  4 7.30306e-02 1.22025e-02 144
2019  5 7.67800e-02 1.60413e-02 240
2019  6 1.14158e-01 2.47557e-02 96
2019  7 1.26693e-01 4.33026e-02 121
2019  8 8.76708e-02 6.78681e-03 96
2019  9 1.05414e-01 2.55222e-02 320
2019 10 6.91683e-02 5.41902e-03 164
2019 11 6.89722e-02 9.41473e-03 180
2019 12 7.76097e-02 7.47337e-03 144
2020  1 7.61455e-02 5.20953e-03 121
2020  2 6.40500e-02 4.66764e-03 128
2020  3 1.62820e-01 2.98540e-01 102
2020  4 1.53924e-01 7.64537e-02 144
2020  5 1.44200e-01 6.67480e-02 157
2020  6 6.43039e-02 2.54619e-02 127
2020  7 7.38804e-02 1.69206e-02 112
2020  8 9.69742e-02 2.56703e-02 93
2020  9 1.32019e-01 1.26058e-01 124
2020 10 9.75371e-02 3.20634e-02 210
2020 11 8.56795e-02 2.81709e-02 224
2020 12 7.57375e-02 5.61126e-03 208
2021  1 8.25931e-02 1.99494e-02 144
2021  2 8.63800e-02 1.25943e-02 80
2021  3 6.47487e-02 1.48659e-02 156
2021  4 5.12375e-02 1.52138e-02 176
2021  5 4.86562e-02 8.76522e-03 160
2021  6 6.22650e-02 9.95489e-03 80
2021  7 2.34005e-01 1.85375e-01 112
2021  8 1.14745e-01 4.93304e-02 176
2021  9 1.14827e-01 5.97129e-02 128
2021 10 9.85557e-02 5.29236e-02 176
2021 11 7.94566e-02 1.91678e-02 272
2021 12 6.28922e-02 8.48189e-03 128
2022  1 8.43512e-02 1.22869e-02 172
2022  2 7.66856e-02 9.20214e-03 208
2022  3 6.04000e-02 6.59523e-03 234
2022  4 5.45525e-02 7.30276e-03 80
2022  5 4.51359e-02 9.81368e-03 184
2022  6 4.82859e-02 5.30578e-03 156
2022  7 5.08125e-02 9.32301e-03 128
2022  8 1.02069e-01 1.95862e-02 121
2022  9 6.39393e-02 1.28742e-02 224
2022 10 5.94069e-02 8.35567e-03 288
2022 11 6.42628e-02 1.01010e-02 172
2022 12 6.64186e-02 8.13738e-03 118
2023  1 6.15304e-02 6.77981e-03 224
2023  2 7.23266e-02 2.32628e-02 158
2023  3 8.60369e-02 2.87396e-02 103
2023  4 5.09406e-02 2.31211e-03 64
2023  5 4.37972e-02 6.18856e-03 144
2023  6 5.19025e-02 1.34114e-02 80
2023  7 8.40095e-02 2.84842e-02 148
2023  8 6.27417e-02 1.21211e-02 144
2023  9 9.66452e-02 1.97190e-02 168
2023 10 7.19311e-02 8.06778e-03 212
2023 11 7.14885e-02 5.21179e-03 192
2023 12 7.60425e-02 1.20851e-02 80
2024  1 7.48312e-02 1.09724e-02 96
2024  2 9.40891e-02 2.36571e-02 128
2024  3 7.70783e-02 3.24292e-02 69
2024  4 7.23500e-02 5.93233e-03 32