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 8.97100e-03 1.13975e-03 116
2002  8 8.03758e-03 1.54296e-02 80
2002  9 1.25877e-02 2.57034e-03 122
2002 10 1.80220e-02 1.38928e-02 373
2002 11 1.87199e-02 1.84043e-02 828
2002 12 1.53203e-02 1.28919e-02 649
2003  1 1.11557e-02 5.85057e-02 739
2003  2 1.46118e-02 9.64672e-03 584
2003  3 1.23860e-02 9.36185e-03 471
2003  4 1.57000e-02 1.21878e-03 53
2003  5 -4.22974e-03 1.79942e-02 64
2003  6 nan nan 0
2003  7 1.40446e-02 6.03605e-04 34
2003  8 1.64750e-02 4.33315e-03 160
2003  9 1.67428e-02 3.97231e-03 194
2003 10 2.02469e-02 2.35659e-02 509
2003 11 -3.44410e-02 1.19738e-01 347
2003 12 1.16071e-02 5.04040e-02 596
2004  1 3.88437e-02 8.39799e-02 819
2004  2 9.24524e-03 2.20466e-02 703
2004  3 1.21761e-02 2.33165e-02 419
2004  4 7.24983e-03 3.01658e-02 557
2004  5 2.57057e-02 2.19774e-02 93
2004  6 2.12571e-02 2.70540e-03 62
2004  7 -4.19352e-02 1.03137e-03 32
2004  8 -1.39050e-02 3.47776e-02 84
2004  9 2.17220e-02 2.55205e-02 63
2004 10 1.14302e-02 3.75568e-02 416
2004 11 -1.79144e-02 7.27015e-02 431
2004 12 2.67346e-02 2.22386e-02 634
2005  1 -2.80282e-02 1.84615e-01 235
2005  2 -8.56082e-03 8.49366e-02 605
2005  3 7.63853e-03 1.72940e-02 521
2005  4 1.53598e-02 3.14256e-03 78
2005  5 -5.48128e-02 8.71367e-02 171
2005  6 nan nan 0
2005  7 1.63255e-02 3.47038e-03 83
2005  8 1.62670e-02 3.68510e-03 74
2005  9 2.15786e-02 7.75558e-03 163
2005 10 4.44210e-02 4.35582e-02 307
2005 11 -2.56359e-02 1.04506e-01 317
2005 12 1.41645e-02 2.63660e-02 781
2006  1 -3.08479e-03 6.18371e-02 332
2006  2 -5.11859e-03 3.26784e-02 720
2006  3 -7.93054e-03 4.72700e-02 663
2006  4 1.24080e-02 1.72326e-02 192
2006  5 9.83459e-03 7.68822e-05 28
2006  6 9.73941e-03 8.35949e-04 64
2006  7 1.20573e-02 2.51268e-03 134
2006  8 nan nan 0
2006  9 3.18733e-02 1.56451e-02 388
2006 10 1.20970e-02 2.15171e-02 369
2006 11 2.08936e-02 8.32274e-03 768
2006 12 1.47833e-03 3.85332e-02 651
2007  1 9.49552e-03 2.76435e-02 785
2007  2 1.03891e-02 2.10279e-02 789
2007  3 9.57247e-03 1.30364e-02 148
2007  4 2.11246e-03 3.86687e-02 200
2007  5 8.29859e-03 3.11997e-02 71
2007  6 1.41729e-02 1.01283e-03 60
2007  7 1.14730e-02 3.12911e-03 229
2007  8 1.17073e-02 1.40751e-03 75
2007  9 2.68479e-03 2.87988e-02 160
2007 10 2.79090e-02 5.37707e-03 197
2007 11 -8.24740e-02 1.14570e-01 191
2007 12 -1.06977e-02 8.51153e-02 662
2008  1 9.11207e-03 2.55563e-02 786
2008  2 -2.37183e-02 2.42018e-02 562
2008  3 5.14678e-03 1.54568e-02 212
2008  4 1.40640e-02 1.38005e-02 330
2008  5 -2.90988e-03 2.70862e-02 163
2008  6 1.06629e-02 1.72727e-03 99
2008  7 1.57191e-02 2.69567e-03 313
2008  8 8.15690e-03 1.67922e-02 182
2008  9 2.34041e-02 4.81719e-03 152
2008 10 1.04151e-02 3.10835e-02 582
2008 11 5.83380e-03 3.17922e-02 897
2008 12 4.16065e-03 7.59064e-02 505
2009  1 -1.24453e-02 3.70612e-02 859
2009  2 -9.87036e-03 2.94409e-02 368
2009  3 -4.82113e-02 5.16252e-02 316
2009  4 -2.21308e-03 2.90036e-02 547
2009  5 3.50986e-02 5.40387e-02 188
2009  6 nan nan 0
2009  7 -1.30226e-02 3.40933e-02 232
2009  8 -1.49637e-02 2.82459e-02 149
2009  9 1.23042e-02 4.39300e-03 286
2009 10 1.47489e-02 3.17273e-02 506
2009 11 -1.11574e-02 6.15608e-02 705
2009 12 1.18077e-02 4.52658e-02 533
2010  1 5.04228e-03 5.51450e-02 641
2010  2 6.80283e-04 2.93387e-02 432
2010  3 -1.18946e-02 2.69061e-02 477
2010  4 1.02851e-02 1.40181e-02 85
2010  5 4.95314e-02 8.47260e-03 64
2010  6 1.39687e-02 1.80121e-03 161
2010  7 nan nan 0
2010  8 -2.24103e-02 4.79334e-02 75
2010  9 1.09140e-02 3.32751e-02 161
2010 10 -2.70130e-02 6.22969e-02 571
2010 11 -1.33505e-02 4.89600e-02 208
2010 12 -2.48508e-02 9.35343e-02 499
2011  1 -3.65297e-03 5.52752e-02 665
2011  2 -1.14663e-02 7.00930e-02 549
2011  3 1.35188e-02 3.64343e-02 689
2011  4 8.17032e-03 2.07091e-02 363
2011  5 -6.91734e-02 9.09154e-02 142
2011  6 1.14228e-02 2.18891e-02 108
2011  7 1.08742e-02 1.40888e-02 88
2011  8 2.03060e-02 5.58499e-03 125
2011  9 -2.45502e-02 4.71288e-02 263
2011 10 -2.41065e-03 5.50391e-02 559
2011 11 4.21826e-02 6.04277e-02 424
2011 12 2.47095e-02 1.87645e-02 591
2012  1 1.49397e-02 2.73255e-02 507
2012  2 -1.10665e-02 7.46639e-02 718
2012  3 -3.62100e-02 8.11259e-02 335
2012  4 1.60146e-03 6.75306e-02 185
2012  5 5.70697e-03 4.96965e-02 110
2012  6 -3.62681e-04 1.84050e-02 64
2012  7 1.57434e-02 2.96374e-03 64
2012  8 1.22419e-02 8.88539e-04 56
2012  9 -3.68794e-03 3.32433e-02 311
2012 10 1.09985e-02 5.33909e-02 160
2012 11 -9.73501e-03 7.09015e-02 531
2012 12 2.16520e-02 1.46710e-02 587
2013  1 -5.85880e-03 4.24703e-02 454
2013  2 -2.52413e-02 3.49909e-02 653
2013  3 -1.58625e-02 6.83236e-02 325
2013  4 8.83538e-03 1.27896e-02 337
2013  5 3.11764e-02 6.44444e-03 62
2013  6 nan nan 0
2013  7 1.18896e-02 5.03701e-02 92
2013  8 1.58404e-02 9.19603e-03 128
2013  9 3.44232e-02 1.23780e-02 135
2013 10 1.50592e-02 1.93264e-03 183
2013 11 -2.15409e-02 8.32580e-02 625
2013 12 1.06538e-02 4.05992e-02 496
2014  1 3.03470e-03 3.29554e-02 760
2014  2 -1.08865e-02 4.64143e-02 694
2014  3 7.45831e-03 2.65049e-02 607
2014  4 9.44716e-03 1.94747e-02 299
2014  5 1.10656e-02 8.51059e-03 77
2014  6 1.52703e-02 1.64442e-03 55
2014  7 -4.98410e-02 1.21202e-02 34
2014  8 -6.39653e-03 1.80346e-02 64
2014  9 1.59438e-02 4.90745e-03 190
2014 10 1.38792e-02 4.05109e-02 527
2014 11 5.41212e-03 3.88670e-02 665
2014 12 -5.99070e-02 1.81055e+00 607
2015  1 9.23840e-03 1.70969e-02 399
2015  2 -1.16212e-02 3.66554e-02 476
2015  3 6.22308e-03 3.04360e-02 549
2015  4 3.74272e-03 1.57055e-02 434
2015  5 1.01583e-02 1.04675e-02 103
2015  6 nan nan 0
2015  7 1.34576e-02 2.06544e-03 64
2015  8 1.47256e-02 4.43207e-03 335
2015  9 1.01019e-02 2.80473e-02 321
2015 10 1.84417e-02 1.69821e-02 485
2015 11 -1.21413e-02 6.75173e-02 501
2015 12 3.43121e-03 3.92654e-02 449
2016  1 1.61144e-02 2.55015e-02 598
2016  2 -1.56677e-02 3.51631e-02 808
2016  3 2.05357e-02 1.06982e-02 178
2016  4 6.61973e-03 1.84137e-02 347
2016  5 1.23601e-02 2.64386e-03 126
2016  6 8.15017e-03 1.18167e-02 126
2016  7 1.76221e-02 9.74913e-04 24
2016  8 1.22420e-02 2.23760e-02 188
2016  9 1.23100e-02 1.15356e-02 288
2016 10 7.42451e-03 7.79194e-02 383
2016 11 3.76897e-02 4.88355e-02 229
2016 12 -2.15425e-02 5.84804e-02 428
2017  1 -1.52531e-02 6.62717e-02 606
2017  2 -8.31190e-03 4.48723e-02 621
2017  3 3.54721e-03 2.82183e-02 476
2017  4 3.83340e-02 4.45232e-02 298
2017  5 -1.30573e-03 3.08301e-02 315
2017  6 5.37127e-03 1.49179e-02 218
2017  7 1.21708e-03 2.48161e-02 115
2017  8 -6.71619e-02 3.52773e-03 64
2017  9 1.55207e-02 3.23162e-02 100
2017 10 6.79581e-02 1.25676e+00 167
2017 11 -4.16913e-02 5.18499e-02 556
2017 12 -3.49947e-04 5.09978e-02 515
2018  1 -3.46335e-03 4.03074e-02 269
2018  2 -1.29217e-02 5.38171e-02 636
2018  3 -1.95839e-02 5.36030e-02 247
2018  4 -2.51618e-02 4.34620e-02 284
2018  5 -5.35750e-04 1.60970e-02 101
2018  6 1.89385e-02 8.03837e-03 128
2018  7 1.24037e-02 1.60617e-03 126
2018  8 8.15419e-03 1.12126e-02 105
2018  9 1.11914e-02 2.61539e-02 397
2018 10 -9.43576e-03 3.73504e-02 587
2018 11 -1.18474e-02 4.71865e-02 773
2018 12 6.21898e-04 3.20617e-02 871
2019  1 -5.76051e-03 2.76189e-02 649
2019  2 3.37123e-03 2.60882e-02 522
2019  3 -3.50056e-03 2.27297e-02 711
2019  4 8.03101e-03 1.34090e-02 431
2019  5 -3.19675e-02 5.52950e-04 38
2019  6 9.69837e-04 1.70875e-02 169
2019  7 7.42455e-03 1.22633e-02 191
2019  8 1.42391e-04 2.17060e-02 301
2019  9 5.18619e-02 3.81389e-02 64
2019 10 8.13947e-03 3.73048e-02 599
2019 11 -4.81079e-03 4.87645e-02 938
2019 12 2.14819e-02 1.81292e-02 687
2020  1 9.06221e-03 3.89799e-02 575
2020  2 -1.28183e-03 2.44103e-02 592
2020  3 1.61529e-02 4.84828e-02 252
2020  4 4.19500e-03 2.08356e-02 554
2020  5 7.03906e-03 9.92359e-03 275
2020  6 1.23187e-02 9.43632e-03 275
2020  7 1.16127e-02 1.79431e-02 77
2020  8 1.23781e-02 7.57929e-03 197
2020  9 -5.21151e-04 3.27868e-02 171
2020 10 -2.79543e-02 6.34570e-02 384
2020 11 8.07617e-03 2.19596e-02 445
2020 12 1.42507e-02 1.71005e-02 891
2021  1 1.52077e-02 1.52717e-02 726
2021  2 -1.77521e-02 6.09091e-02 557
2021  3 9.24751e-04 3.66353e-02 642
2021  4 1.33830e-03 1.58368e-02 177
2021  5 7.95333e-03 9.86915e-03 139
2021  6 nan nan 0
2021  7 6.03524e-03 3.46497e-02 121
2021  8 2.19954e-02 2.22914e-03 122
2021  9 1.00712e-02 3.54157e-02 215
2021 10 -2.63325e-03 3.76071e-02 245
2021 11 -6.31905e-03 4.01371e-02 753
2021 12 1.65589e-02 1.57692e-02 492
2022  1 1.40724e-02 8.06902e-03 1209
2022  2 3.09184e-02 1.88736e-02 667
2022  3 2.56381e-02 1.98216e-02 329
2022  4 1.04936e-02 1.09582e-03 77
2022  5 1.46763e-02 6.56685e-03 248
2022  6 8.54799e-03 1.42400e-03 192
2022  7 6.46038e-03 1.20600e-03 68
2022  8 1.46458e-02 4.08772e-03 35
2022  9 5.46057e-02 5.51560e-02 179
2022 10 2.43038e-02 5.02741e-03 403
2022 11 2.42503e-02 1.81499e-02 741
2022 12 3.71878e-02 2.92518e-02 974
2023  1 2.79906e-02 4.22623e-02 753
2023  2 8.11926e-03 4.01958e-03 401
2023  3 8.07644e-03 2.72766e-03 601
2023  4 9.60907e-03 6.33154e-03 333
2023  5 6.33024e-03 1.79204e-03 106
2023  6 1.14375e-02 3.45736e-03 179
2023  7 nan nan 0
2023  8 1.40964e-02 3.17623e-03 138
2023  9 2.12776e-02 1.21889e-02 334
2023 10 1.10770e-02 6.09927e-03 208
2023 11 2.03639e-02 1.14227e-02 517
2023 12 2.08328e-02 1.26220e-02 627
2024  1 1.49546e-02 7.16965e-03 662
2024  2 2.91017e-02 1.88301e-02 622
2024  3 1.32783e-02 9.31492e-03 340
2024  4 nan nan 0