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 1.28308e-02 2.46730e-03 24 2002 8 6.39678e-03 3.07501e-05 3 2002 9 1.00874e-02 6.99584e-02 14 2002 10 -3.09121e-02 4.54120e-02 128 2002 11 2.78458e-02 1.67870e-02 381 2002 12 1.40329e-02 8.85863e-03 446 2003 1 1.04872e-02 2.42780e-03 350 2003 2 1.03867e-02 4.73269e-03 146 2003 3 8.55858e-03 2.86484e-03 210 2003 4 1.38464e-02 1.68892e-03 66 2003 5 nan nan 0 2003 6 1.06835e-02 1.65731e-03 57 2003 7 2.24284e-02 0.00000e+00 4 2003 8 nan nan 0 2003 9 9.24867e-03 2.25476e-02 160 2003 10 7.32863e-03 3.14676e-02 386 2003 11 -1.58545e-01 3.52314e-01 196 2003 12 2.42172e-02 2.06827e-02 431 2004 1 7.48845e-03 3.95147e-02 568 2004 2 1.34291e-02 4.36741e-03 257 2004 3 5.53473e-03 2.34075e-02 221 2004 4 9.80114e-03 2.44942e-03 199 2004 5 nan nan 0 2004 6 nan nan 0 2004 7 nan nan 0 2004 8 -6.50370e-04 9.82395e-02 78 2004 9 1.92208e-01 1.13729e+00 157 2004 10 2.29485e-02 8.72092e-03 250 2004 11 -1.21846e-02 3.36693e-02 281 2004 12 1.96856e-02 4.50241e-03 450 2005 1 9.85664e-03 1.90845e-02 216 2005 2 -1.37644e-03 4.07521e-02 494 2005 3 1.36657e-02 3.57731e-03 365 2005 4 3.71560e-03 1.04924e-02 160 2005 5 1.32422e-02 3.97704e-03 196 2005 6 nan nan 0 2005 7 nan nan 0 2005 8 nan nan 0 2005 9 6.84633e-03 2.32914e-02 115 2005 10 nan nan 0 2005 11 1.11036e-02 1.66054e-02 436 2005 12 1.79527e-02 9.76835e-03 748 2006 1 1.57393e-02 2.42350e-02 434 2006 2 1.39957e-02 8.44017e-03 396 2006 3 1.09177e-02 2.36380e-02 324 2006 4 1.49833e-02 2.25302e-03 179 2006 5 1.78529e-02 1.71654e-02 227 2006 6 nan nan 0 2006 7 1.22193e-02 4.67905e-03 93 2006 8 6.17099e-03 4.97303e-02 56 2006 9 2.86033e-02 1.48705e-02 132 2006 10 1.34952e-02 4.11481e-03 214 2006 11 1.24305e-02 3.65240e-03 424 2006 12 1.42386e-02 7.54606e-03 418 2007 1 1.91704e-02 6.88274e-03 362 2007 2 1.04461e-02 3.70172e-02 280 2007 3 1.53781e-02 9.83954e-03 32 2007 4 9.19431e-03 5.00380e-03 192 2007 5 nan nan 0 2007 6 nan nan 0 2007 7 nan nan 0 2007 8 nan nan 0 2007 9 5.56400e-02 5.00283e-03 64 2007 10 2.15356e-02 2.05351e-02 138 2007 11 -2.64315e-03 3.84073e-02 222 2007 12 -8.33330e-03 4.56829e-02 383 2008 1 1.10854e-02 2.58275e-02 722 2008 2 8.45348e-03 1.29760e-02 256 2008 3 -2.85914e-03 5.62436e-02 258 2008 4 1.24709e-02 2.67182e-03 57 2008 5 1.22966e-02 3.69974e-03 101 2008 6 2.70295e-02 1.25506e-03 64 2008 7 nan nan 0 2008 8 2.10155e-02 1.06644e-02 154 2008 9 1.89052e-02 1.61276e-03 64 2008 10 -3.92161e-02 8.18256e-02 263 2008 11 2.10532e-02 6.54844e-03 386 2008 12 5.13780e-03 2.32142e-02 529 2009 1 4.71339e-03 2.17806e-02 447 2009 2 -1.21761e-02 2.94888e-02 328 2009 3 -1.03138e-02 6.39094e-02 249 2009 4 1.32793e-02 3.91871e-03 174 2009 5 1.23732e-02 9.97882e-04 74 2009 6 nan nan 0 2009 7 nan nan 0 2009 8 1.94805e-02 4.63785e-04 9 2009 9 1.58363e-02 7.00640e-03 128 2009 10 2.96036e-02 7.43048e-03 147 2009 11 -2.01823e-02 1.30936e-01 544 2009 12 2.18847e-02 1.80821e-02 435 2010 1 1.48804e-02 1.67638e-02 413 2010 2 -4.46092e-03 3.25778e-02 408 2010 3 6.99743e-03 1.32030e-02 75 2010 4 1.56331e-02 1.76956e-03 62 2010 5 -5.22194e-02 3.32036e-03 12 2010 6 1.35558e-02 3.04078e-03 91 2010 7 nan nan 0 2010 8 -2.81729e-02 3.24774e-02 65 2010 9 3.01905e-02 1.31827e-02 62 2010 10 -2.05808e-02 7.93015e-02 157 2010 11 -3.12503e-04 4.03156e-02 349 2010 12 -9.01092e-03 4.67728e-02 539 2011 1 5.51845e-03 2.48677e-02 430 2011 2 -1.99055e-02 4.28955e-02 288 2011 3 -6.07269e-03 3.51633e-02 520 2011 4 -5.94591e-03 5.67493e-02 246 2011 5 2.01821e-02 6.30564e-03 189 2011 6 nan nan 0 2011 7 nan nan 0 2011 8 nan nan 0 2011 9 2.69379e-02 1.55029e-02 215 2011 10 2.70723e-02 1.87647e-02 144 2011 11 1.29105e-02 2.86806e-02 422 2011 12 8.52731e-03 1.78842e-02 442 2012 1 1.54215e-02 1.38413e-02 774 2012 2 -4.95467e-03 2.79914e-02 350 2012 3 4.71156e-04 1.58090e-02 204 2012 4 1.28099e-02 3.79752e-03 226 2012 5 1.77042e-02 7.74072e-03 208 2012 6 9.82827e-03 1.24918e-03 92 2012 7 nan nan 0 2012 8 1.24951e-02 9.32049e-04 64 2012 9 -4.01242e-02 3.41822e-02 175 2012 10 1.76390e-02 3.47302e-02 205 2012 11 6.31278e-03 2.32845e-02 370 2012 12 6.79166e-03 2.43443e-02 382 2013 1 -1.23961e-03 4.93282e-02 365 2013 2 -3.36350e-03 2.09375e-02 391 2013 3 -2.55846e-02 2.08191e-02 185 2013 4 1.40319e-02 2.78249e-03 96 2013 5 9.66935e-03 2.36756e-04 64 2013 6 nan nan 0 2013 7 -9.64380e-04 5.40765e-02 116 2013 8 nan nan 0 2013 9 1.53085e-03 4.84615e-02 227 2013 10 1.59585e-02 1.94847e-02 220 2013 11 7.76729e-03 5.26545e-02 308 2013 12 2.03359e-02 9.31577e-03 529 2014 1 9.99092e-03 1.83339e-02 366 2014 2 -4.82613e-04 2.01553e-02 226 2014 3 8.14703e-03 1.13191e-02 280 2014 4 1.01858e-02 5.94044e-04 60 2014 5 7.01032e-03 3.66959e-04 64 2014 6 nan nan 0 2014 7 4.90254e-03 0.00000e+00 1 2014 8 nan nan 0 2014 9 1.96753e-02 2.24094e-02 225 2014 10 1.59801e-02 3.78019e-02 270 2014 11 1.56349e-02 2.76135e-02 187 2014 12 1.01207e-02 2.10802e-02 379 2015 1 2.07114e-03 3.08284e-02 470 2015 2 6.78788e-03 1.63829e-02 408 2015 3 1.32225e-02 3.66741e-03 252 2015 4 1.68646e-03 1.95151e-02 58 2015 5 1.20734e-02 1.29143e-03 64 2015 6 nan nan 0 2015 7 1.27341e-02 1.72375e-04 36 2015 8 nan nan 0 2015 9 -9.99224e-04 2.58431e-02 240 2015 10 -2.75042e+00 2.32129e+01 213 2015 11 -1.08786e-02 6.85414e-02 285 2015 12 -1.20225e-02 3.98617e-02 276 2016 1 7.24964e-03 2.52335e-02 469 2016 2 8.37307e-03 2.23716e-02 479 2016 3 1.27400e-02 2.30163e-03 127 2016 4 -6.93772e-03 3.56906e-02 337 2016 5 2.15923e-02 4.12255e-03 51 2016 6 nan nan 0 2016 7 nan nan 0 2016 8 1.70007e-02 1.20202e-03 128 2016 9 2.40861e-02 8.19462e-03 100 2016 10 -9.08913e-03 6.25255e-02 324 2016 11 2.30419e-02 7.23447e-03 276 2016 12 7.22891e-03 1.96334e-02 374 2017 1 -8.17278e-03 4.97745e-02 710 2017 2 -1.85413e-03 2.65054e-02 428 2017 3 9.66334e-03 3.90487e-02 348 2017 4 2.74679e-03 1.96716e-02 105 2017 5 2.03858e-02 2.71706e-03 134 2017 6 1.29147e-02 1.67027e-02 109 2017 7 nan nan 0 2017 8 -9.55804e-02 2.58801e-02 112 2017 9 nan nan 0 2017 10 7.00431e-02 5.16847e-02 96 2017 11 -1.61597e-03 5.06699e-02 306 2017 12 -8.68342e-03 4.55178e-02 607 2018 1 1.12072e-02 2.27147e-02 328 2018 2 1.28351e-02 1.15552e-02 109 2018 3 -5.93587e-03 6.68638e-02 337 2018 4 1.35730e-02 5.36378e-03 229 2018 5 nan nan 0 2018 6 7.87622e-03 5.90834e-04 51 2018 7 9.63688e-03 6.68773e-04 51 2018 8 nan nan 0 2018 9 1.78413e-02 4.33330e-04 53 2018 10 -5.99195e-02 1.27828e-01 201 2018 11 -5.09442e-03 4.62035e-02 508 2018 12 -2.03730e-04 3.51557e-02 430 2019 1 6.93172e-03 2.54958e-02 447 2019 2 -4.46151e-03 2.15588e-02 403 2019 3 -3.35194e-03 2.09841e-02 241 2019 4 9.24185e-03 9.55564e-03 213 2019 5 nan nan 0 2019 6 -3.70100e-02 1.00806e-01 26 2019 7 nan nan 0 2019 8 9.75231e-03 1.82930e-03 61 2019 9 1.00485e-01 3.60578e-02 53 2019 10 2.07136e-02 5.73558e-02 160 2019 11 1.34619e-02 1.38060e-02 665 2019 12 1.67548e-02 4.80400e-03 245 2020 1 1.39192e-02 2.12584e-02 619 2020 2 1.36076e-02 1.19559e-02 376 2020 3 -6.31585e-03 2.26912e-02 257 2020 4 8.48508e-03 7.13366e-03 365 2020 5 1.39114e-02 4.52515e-03 173 2020 6 nan nan 0 2020 7 2.04531e-02 1.79093e-03 47 2020 8 5.65109e-02 3.81813e-02 127 2020 9 -3.02822e-03 4.97746e-02 333 2020 10 2.43150e-02 2.34596e-02 179 2020 11 -2.73198e-02 3.88387e-02 213 2020 12 1.29504e-02 3.27239e-02 439 2021 1 1.15217e-02 2.10231e-02 609 2021 2 2.14435e-02 1.08528e-02 308 2021 3 8.79460e-04 2.02939e-02 383 2021 4 1.27051e-02 9.58358e-04 64 2021 5 1.29539e-02 7.91606e-03 81 2021 6 3.06515e-02 2.14916e-03 64 2021 7 1.88435e-02 1.18090e-03 51 2021 8 nan nan 0 2021 9 1.26441e-02 3.64471e-03 252 2021 10 8.86345e-03 3.86531e-02 358 2021 11 2.43690e-03 3.77769e-02 398 2021 12 1.31814e-02 2.47613e-02 425 2022 1 1.23949e-02 1.05854e-02 564 2022 2 8.67160e-03 2.09999e-03 246 2022 3 1.06240e-02 1.04693e-03 125 2022 4 1.48157e-02 1.33655e-03 64 2022 5 nan nan 0 2022 6 nan nan 0 2022 7 nan nan 0 2022 8 nan nan 0 2022 9 1.71966e-02 6.99847e-03 173 2022 10 2.38548e-02 1.06504e-02 243 2022 11 2.34472e-02 9.73846e-03 622 2022 12 2.50862e-02 3.10302e-02 872 2023 1 1.36524e-02 7.62537e-03 669 2023 2 8.09289e-03 5.55175e-03 335 2023 3 1.09854e-02 3.85136e-03 362 2023 4 5.96845e-03 8.79246e-04 196 2023 5 5.70070e-03 1.69381e-03 159 2023 6 1.18224e-02 8.59447e-04 130 2023 7 nan nan 0 2023 8 1.39230e-02 1.71865e-03 35 2023 9 1.82367e-02 6.51289e-03 194 2023 10 7.64899e-03 1.21550e-03 139 2023 11 1.50997e-02 6.10391e-03 270 2023 12 1.61131e-02 6.94519e-03 722 2024 1 1.39542e-02 7.52937e-03 512 2024 2 2.42107e-02 2.65528e-02 566 2024 3 1.21280e-02 3.98273e-03 247 2024 4 1.72924e-02 2.06190e-02 78