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 -4.77842e-02 5.04824e-02 73
2002  8 1.33544e-02 3.18457e-02 267
2002  9 2.66267e-02 3.46619e-03 93
2002 10 -1.39796e-02 5.81005e-02 374
2002 11 2.51697e-02 3.27048e-02 767
2002 12 2.11856e-02 2.52634e-02 652
2003  1 1.79565e-02 3.22705e-02 463
2003  2 1.92497e-02 2.20827e-02 461
2003  3 1.79108e-02 6.13115e-03 399
2003  4 1.98084e-02 8.38300e-03 155
2003  5 2.36015e-02 6.75262e-03 154
2003  6 4.09538e-02 4.12566e-03 54
2003  7 -6.29957e-02 1.47742e-03 32
2003  8 2.56974e-02 5.65784e-03 263
2003  9 2.46040e-02 4.82804e-03 282
2003 10 3.65284e-03 4.43395e-02 416
2003 11 5.59851e-02 5.71639e-02 330
2003 12 3.40371e-02 3.97644e-02 534
2004  1 2.20389e-02 3.03662e-02 547
2004  2 2.40385e-02 3.56401e-02 830
2004  3 2.19016e-02 3.02834e-02 506
2004  4 1.95807e-02 5.92097e-03 493
2004  5 2.10722e-02 2.00043e-02 228
2004  6 2.79993e-02 6.19159e-03 135
2004  7 -4.33184e-03 6.39046e-02 109
2004  8 -6.57773e-03 5.27847e-02 255
2004  9 2.09212e-02 6.51581e-02 181
2004 10 2.91849e-02 1.44407e-02 297
2004 11 -1.93862e-02 6.84866e-02 447
2004 12 2.22151e-02 1.30451e-02 781
2005  1 2.57039e-02 2.60865e-02 619
2005  2 7.83942e-03 3.51019e-02 422
2005  3 3.25084e-03 3.79246e-02 522
2005  4 1.98955e-02 6.36209e-03 311
2005  5 8.03281e-04 3.60260e-02 164
2005  6 nan nan 0
2005  7 2.09913e-02 3.44812e-02 69
2005  8 1.99638e-02 1.81591e-03 64
2005  9 2.29547e-02 3.66987e-03 109
2005 10 4.04687e-02 1.91406e-02 204
2005 11 2.73938e-02 5.34164e-02 451
2005 12 -4.42830e-03 5.71766e-02 1006
2006  1 -4.29758e-03 7.74835e-02 685
2006  2 1.03427e-02 4.03173e-02 807
2006  3 2.05564e-02 5.86649e-03 311
2006  4 2.25940e-02 4.91740e-03 237
2006  5 2.11008e-02 4.88888e-03 247
2006  6 1.01332e-02 3.02264e-02 53
2006  7 -1.04732e-02 8.03635e-02 205
2006  8 4.13835e-02 1.39052e-03 8
2006  9 2.00524e-02 5.05458e-03 216
2006 10 2.48631e-02 8.15151e-03 165
2006 11 1.21515e-02 3.92401e-02 700
2006 12 2.11279e-02 3.35328e-02 728
2007  1 2.18930e-02 2.17272e-02 1078
2007  2 2.40145e-03 3.63195e-02 658
2007  3 2.07589e-02 9.05889e-03 391
2007  4 1.95773e-02 9.79915e-03 248
2007  5 1.78373e-02 2.38598e-03 106
2007  6 2.51468e-02 7.27161e-03 61
2007  7 2.16774e-02 2.82451e-02 174
2007  8 -2.02085e-03 6.34669e-02 235
2007  9 2.67302e-02 3.84150e-02 67
2007 10 1.74184e-02 3.31985e-02 279
2007 11 3.61417e-03 6.39380e-02 438
2007 12 -6.86897e-03 5.31809e-02 676
2008  1 -1.32475e-02 5.59418e-02 840
2008  2 1.59849e-02 3.40547e-02 539
2008  3 1.43959e-02 2.85707e-02 501
2008  4 2.02167e-02 3.28234e-03 309
2008  5 2.17348e-02 7.09822e-03 421
2008  6 1.16937e-02 4.09042e-02 148
2008  7 2.21311e-02 3.62978e-03 233
2008  8 2.20793e-02 1.60307e-02 184
2008  9 3.51074e-02 1.82265e-02 200
2008 10 9.04137e-03 8.84079e-02 432
2008 11 3.50755e-03 6.73737e-02 612
2008 12 1.76199e-02 4.98336e-02 677
2009  1 -1.78854e-03 7.55576e-02 960
2009  2 5.12281e-03 5.62666e-02 689
2009  3 1.42921e-02 2.88136e-02 462
2009  4 2.18426e-02 2.86330e-02 416
2009  5 -1.24127e-02 8.05935e-02 136
2009  6 1.45553e-03 5.53727e-02 149
2009  7 1.42022e-02 4.21537e-02 202
2009  8 6.69899e-03 3.85204e-02 160
2009  9 2.47100e-02 2.22705e-02 179
2009 10 2.42154e-02 3.19194e-02 495
2009 11 6.42914e-03 4.85480e-02 658
2009 12 1.67687e-02 4.21362e-02 753
2010  1 5.51943e-03 5.87335e-02 681
2010  2 -2.73867e-03 4.31213e-02 503
2010  3 1.51646e-02 2.92599e-02 337
2010  4 2.20918e-02 5.89278e-03 187
2010  5 2.95628e-02 6.11990e-03 94
2010  6 -4.85939e-03 1.21764e-01 246
2010  7 -1.58055e-01 6.64047e-02 55
2010  8 -3.21244e-02 7.68900e-02 222
2010  9 4.09961e-02 9.04160e-03 156
2010 10 3.60391e-03 4.96250e-02 261
2010 11 -1.73896e-03 8.08783e-02 374
2010 12 -1.10281e-02 6.86064e-02 502
2011  1 8.24682e-03 5.28909e-02 580
2011  2 1.57563e-02 4.99681e-02 668
2011  3 5.98874e-03 3.31774e-02 462
2011  4 1.34633e-02 2.50588e-02 331
2011  5 2.27326e-02 6.50564e-03 116
2011  6 3.41791e-02 7.58204e-03 78
2011  7 -1.43610e-02 6.01544e-02 116
2011  8 -4.42208e-02 6.17677e-02 65
2011  9 4.15149e-02 1.35999e-02 276
2011 10 1.74793e-02 4.48266e-02 250
2011 11 2.05596e-02 2.78404e-02 529
2011 12 2.17784e-02 2.43267e-02 714
2012  1 2.71289e-02 2.98323e-02 828
2012  2 8.47023e-03 3.42435e-02 723
2012  3 2.14100e-02 2.30784e-02 270
2012  4 1.22030e-02 3.14229e-02 206
2012  5 2.06624e-02 1.42587e-02 186
2012  6 1.91177e-03 4.88805e-02 59
2012  7 2.52717e-02 2.98460e-03 173
2012  8 -9.68755e-02 2.26311e-03 14
2012  9 -1.74840e-02 5.66311e-02 354
2012 10 7.13785e-03 2.95100e-02 208
2012 11 1.61250e-02 2.37644e-02 613
2012 12 3.01353e-02 9.68316e-03 677
2013  1 1.41120e-02 3.81650e-02 735
2013  2 5.24812e-03 3.73305e-02 721
2013  3 1.86067e-02 1.70416e-02 433
2013  4 2.43503e-02 5.91325e-03 338
2013  5 2.80316e-02 9.69997e-03 218
2013  6 nan nan 0
2013  7 2.27502e-02 4.09463e-02 392
2013  8 1.72756e-02 4.30059e-02 166
2013  9 3.73247e-02 1.04196e-02 248
2013 10 2.58824e-02 2.67935e-02 242
2013 11 1.17922e-02 5.12860e-02 561
2013 12 3.90629e-02 3.99313e-02 549
2014  1 4.68217e-03 4.86856e-02 823
2014  2 -3.39554e-03 4.88602e-02 818
2014  3 1.34190e-02 3.26445e-02 424
2014  4 1.89430e-02 4.80503e-03 204
2014  5 2.07429e-02 5.13834e-03 300
2014  6 2.42021e-02 6.67363e-03 145
2014  7 3.25992e-03 3.57708e-02 186
2014  8 -6.27142e-02 7.45811e-03 67
2014  9 2.98771e-02 6.84843e-03 99
2014 10 2.69219e-03 3.29464e-02 632
2014 11 9.01519e-03 6.27559e-02 735
2014 12 2.62347e-02 1.47179e-02 928
2015  1 1.09781e-02 4.43824e-02 802
2015  2 6.35685e-03 3.92233e-02 602
2015  3 1.73706e-02 2.93276e-02 472
2015  4 1.81767e-02 8.27101e-03 417
2015  5 nan nan 0
2015  6 nan nan 0
2015  7 2.62012e-02 1.64910e-03 48
2015  8 2.41536e-02 5.30214e-03 350
2015  9 1.76747e-02 2.81516e-02 424
2015 10 1.74096e-02 2.03098e-02 517
2015 11 3.70354e-03 9.61765e-02 220
2015 12 1.60541e-02 4.53628e-02 742
2016  1 1.79242e-02 3.26074e-02 666
2016  2 1.21690e-02 4.54473e-02 525
2016  3 1.27460e-02 2.79600e-02 193
2016  4 2.39220e-02 5.35971e-03 206
2016  5 2.75852e-02 4.49602e-03 56
2016  6 7.50621e-03 4.14059e-02 190
2016  7 -1.37756e-02 5.22012e-02 77
2016  8 1.13354e-02 3.37756e-02 248
2016  9 1.11510e-02 3.04240e-02 444
2016 10 1.95322e-02 3.70551e-02 289
2016 11 -2.64132e-04 4.20118e-02 219
2016 12 2.72828e-02 5.84442e-02 747
2017  1 -1.77559e-02 5.03980e-02 428
2017  2 -1.07540e-02 4.91970e-02 661
2017  3 -9.85673e-04 4.38330e-02 504
2017  4 2.20068e-02 7.57837e-03 418
2017  5 1.74420e-02 3.12353e-02 247
2017  6 -1.19383e-02 5.31422e-02 236
2017  7 1.11166e-02 4.13010e-02 162
2017  8 -5.92907e-02 9.22066e-02 123
2017  9 -7.39754e-03 6.91934e-02 282
2017 10 -9.23433e-02 1.29610e-01 221
2017 11 2.86594e-03 5.47499e-02 479
2017 12 5.42270e-03 6.75078e-02 968
2018  1 3.23444e-02 2.59038e-02 632
2018  2 2.09791e-02 4.00727e-02 520
2018  3 9.60741e-03 3.39878e-02 546
2018  4 2.54817e-02 1.63585e-02 232
2018  5 -1.05834e-02 4.69312e-02 227
2018  6 3.20613e-02 2.66109e-02 262
2018  7 3.01131e-02 4.00543e-03 49
2018  8 1.84698e-02 2.22406e-02 298
2018  9 3.31170e-02 7.56350e-03 320
2018 10 -3.60367e-02 6.80103e-02 376
2018 11 -5.28270e-02 7.96336e-02 869
2018 12 -4.32221e-03 6.25299e-02 661
2019  1 -9.29848e-04 5.89075e-02 1069
2019  2 1.24460e-02 2.70729e-02 601
2019  3 2.03151e-02 2.24623e-02 613
2019  4 3.84694e-03 3.07940e-02 269
2019  5 2.30264e-02 1.88819e-03 43
2019  6 2.52664e-02 6.47563e-03 162
2019  7 3.02328e-02 5.04853e-03 173
2019  8 3.37179e-02 2.30677e-02 185
2019  9 2.87268e-02 1.24925e-02 137
2019 10 7.87420e-03 3.92187e-02 371
2019 11 1.06782e-02 4.24140e-02 734
2019 12 1.92857e-02 3.13218e-02 630
2020  1 1.69276e-03 5.12704e-02 778
2020  2 6.64164e-03 3.98750e-02 582
2020  3 6.70884e-03 2.55486e-02 327
2020  4 9.07226e-03 2.28115e-02 724
2020  5 1.81323e-02 3.18199e-03 210
2020  6 1.63874e-02 2.92098e-03 274
2020  7 1.83148e-02 2.81449e-03 293
2020  8 3.90477e-02 7.58864e-03 141
2020  9 -1.31267e-02 4.59392e-02 257
2020 10 9.97374e-03 4.16905e-02 424
2020 11 2.94575e-02 1.12381e-01 503
2020 12 1.41355e-02 3.99337e-02 741
2021  1 1.52798e-02 3.55125e-02 776
2021  2 3.26607e-03 3.73814e-02 400
2021  3 9.74754e-03 2.58312e-02 559
2021  4 1.58443e-02 4.06829e-03 365
2021  5 1.10046e-02 2.82940e-02 252
2021  6 8.06135e-02 7.29624e-03 13
2021  7 3.13162e-02 1.14259e-01 181
2021  8 5.73705e-03 5.86687e-02 324
2021  9 2.15819e-02 5.54729e-03 316
2021 10 -3.45931e-02 1.41684e-01 202
2021 11 -3.62498e-02 8.66267e-02 682
2021 12 1.39435e-02 4.86897e-02 761
2022  1 2.14683e-02 6.86992e-03 910
2022  2 2.99392e-02 1.59737e-02 508
2022  3 2.10426e-02 4.30169e-03 322
2022  4 1.81056e-02 1.99176e-03 108
2022  5 2.38457e-02 9.07876e-03 276
2022  6 2.10343e-02 8.88898e-03 231
2022  7 1.71143e-02 3.89244e-03 176
2022  8 2.52104e-02 6.68847e-03 271
2022  9 8.34322e-02 2.98695e-02 56
2022 10 4.61496e-02 3.48836e-02 442
2022 11 6.28972e-02 2.50867e-02 828
2022 12 2.86503e-02 1.22430e-02 951
2023  1 2.62660e-02 1.42222e-02 1038
2023  2 1.44242e-02 6.08177e-03 693
2023  3 1.86108e-02 7.73631e-03 557
2023  4 1.10573e-02 1.84669e-03 500
2023  5 1.10829e-02 2.74743e-03 350
2023  6 1.36631e-02 5.03666e-03 165
2023  7 nan nan 0
2023  8 2.18242e-02 4.64254e-03 236
2023  9 1.83547e-02 7.10356e-03 403
2023 10 1.97068e-02 1.09649e-02 252
2023 11 5.68061e-02 3.87847e-02 732
2023 12 3.06999e-02 1.65955e-02 678
2024  1 3.11617e-02 1.81189e-02 865
2024  2 2.08494e-02 2.28051e-02 575
2024  3 1.68470e-02 4.85014e-03 450
2024  4 nan nan 0