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 1.09300e-01 4.85156e-02 664 2002 8 1.75430e-01 3.58612e-02 694 2002 9 1.38439e-01 3.73797e-02 1022 2002 10 1.85511e-01 4.81047e-02 703 2002 11 1.99291e-01 3.69621e-02 851 2002 12 1.49195e-01 3.45616e-02 371 2003 1 1.38557e-01 2.41722e-02 1127 2003 2 1.68969e-01 3.65979e-02 357 2003 3 1.67978e-01 1.88788e-02 437 2003 4 1.37550e-01 3.14895e-02 273 2003 5 1.20225e-01 2.79081e-02 136 2003 6 1.07244e-01 6.02190e-02 503 2003 7 1.30085e-01 3.42918e-02 414 2003 8 1.86042e-01 5.60323e-02 701 2003 9 1.77538e-01 8.53018e-02 842 2003 10 1.87614e-01 6.98559e-02 963 2003 11 1.99544e-01 6.67776e-02 768 2003 12 2.00685e-01 6.25030e-02 538 2004 1 1.60768e-01 3.10497e-02 492 2004 2 1.99207e-01 3.90007e-02 577 2004 3 1.56158e-01 4.11107e-02 732 2004 4 1.36876e-01 3.54697e-02 265 2004 5 1.17653e-01 2.72922e-02 255 2004 6 9.84567e-02 2.65011e-02 575 2004 7 1.25327e-01 4.61457e-02 681 2004 8 1.76236e-01 3.39224e-02 774 2004 9 1.74126e-01 4.08934e-02 780 2004 10 1.73142e-01 3.91270e-02 625 2004 11 2.10012e-01 3.67813e-02 295 2004 12 1.99117e-01 5.54447e-02 517 2005 1 1.66752e-01 3.19516e-02 803 2005 2 1.87241e-01 3.71180e-02 548 2005 3 1.90327e-01 4.55818e-02 646 2005 4 1.44729e-01 4.42943e-02 394 2005 5 1.14617e-01 2.38721e-02 269 2005 6 1.52963e-01 4.81503e-02 400 2005 7 1.30895e-01 4.21936e-02 203 2005 8 1.72629e-01 5.03992e-02 726 2005 9 2.15397e-01 5.36137e-02 813 2005 10 1.88332e-01 6.19711e-02 1108 2005 11 2.01698e-01 9.37428e-02 381 2005 12 2.15436e-01 1.05099e-01 781 2006 1 2.07255e-01 2.77415e-02 448 2006 2 1.66061e-01 4.58550e-02 420 2006 3 1.53936e-01 3.90810e-02 832 2006 4 1.35069e-01 4.49776e-02 393 2006 5 1.08508e-01 2.28095e-02 65 2006 6 1.10108e-01 2.50421e-02 525 2006 7 1.49546e-01 7.56821e-02 292 2006 8 2.69001e-01 1.97999e-01 196 2006 9 1.80671e-01 6.73918e-02 949 2006 10 1.54116e-01 3.78945e-02 885 2006 11 2.30759e-01 8.60407e-02 734 2006 12 1.92384e-01 3.91853e-02 802 2007 1 1.62148e-01 2.72335e-02 873 2007 2 1.56487e-01 2.78944e-02 813 2007 3 1.51063e-01 2.66071e-02 611 2007 4 1.70314e-01 3.15568e-02 192 2007 5 1.17269e-01 1.61488e-02 78 2007 6 1.12279e-01 2.48356e-02 492 2007 7 1.93847e-01 6.44215e-02 262 2007 8 1.57569e-01 1.14214e-01 687 2007 9 2.66826e-01 1.99509e-01 830 2007 10 2.56721e-01 2.63007e-01 713 2007 11 2.37292e-01 5.41553e-02 899 2007 12 2.32873e-01 5.30991e-02 568 2008 1 1.72100e-01 2.73637e-02 443 2008 2 1.89316e-01 3.05123e-02 508 2008 3 1.34268e-01 2.11024e-02 410 2008 4 1.93165e-01 9.65518e-02 119 2008 5 9.51818e-02 3.81971e-02 66 2008 6 2.14304e-01 1.42129e-01 163 2008 7 1.44264e-01 6.51678e-02 283 2008 8 2.61226e-01 1.14672e-01 106 2008 9 2.66868e-01 1.36548e-01 226 2008 10 2.28944e-01 4.71516e-02 512 2008 11 2.05998e-01 3.33629e-02 404 2008 12 1.71389e-01 6.63863e-02 950 2009 1 1.60555e-01 3.71529e-02 733 2009 2 1.78780e-01 9.06788e-02 320 2009 3 1.97647e-01 5.55738e-02 428 2009 4 1.53310e-01 2.00102e-02 58 2009 5 1.19709e-01 3.62977e-02 187 2009 6 1.54425e-01 7.52630e-02 350 2009 7 9.97927e-02 1.36972e-02 109 2009 8 1.42477e-01 5.28060e-02 374 2009 9 1.80127e-01 4.40201e-02 433 2009 10 2.23484e-01 9.40429e-02 429 2009 11 2.46743e-01 8.59474e-02 465 2009 12 1.82439e-01 3.33900e-02 695 2010 1 1.72557e-01 3.90897e-02 704 2010 2 1.56130e-01 4.75674e-02 508 2010 3 1.20108e-01 2.55985e-02 493 2010 4 1.43023e-01 2.32882e-02 176 2010 5 1.57067e-01 3.58246e-02 199 2010 6 2.49657e-01 7.18331e-02 70 2010 7 1.01075e-01 2.22981e-02 410 2010 8 1.42786e-01 4.42577e-02 128 2010 9 2.92464e-01 1.92474e-01 525 2010 10 2.17544e-01 9.67077e-02 685 2010 11 1.81280e-01 4.23804e-02 1018 2010 12 2.06960e-01 4.25142e-02 736 2011 1 1.68307e-01 2.98283e-02 651 2011 2 1.77488e-01 3.76132e-02 438 2011 3 1.31719e-01 2.44361e-02 567 2011 4 1.54546e-01 7.22342e-03 97 2011 5 1.85570e-01 2.42080e-02 127 2011 6 1.20317e-01 6.24998e-02 270 2011 7 1.08939e-01 3.47847e-02 256 2011 8 9.77719e-02 3.82944e-02 684 2011 9 1.43566e-01 4.03198e-02 673 2011 10 1.93275e-01 5.63488e-02 616 2011 11 2.33746e-01 5.89602e-02 522 2011 12 1.62207e-01 2.81613e-02 985 2012 1 1.95565e-01 3.64134e-02 764 2012 2 2.04573e-01 4.76136e-02 479 2012 3 2.62021e-01 1.01309e-01 256 2012 4 1.10361e-01 1.23273e-02 127 2012 5 nan nan 0 2012 6 7.30922e-02 1.00951e-02 269 2012 7 8.06828e-02 8.65645e-03 128 2012 8 1.20858e-01 2.88640e-02 611 2012 9 1.92467e-01 9.26775e-02 630 2012 10 1.91007e-01 5.54526e-02 673 2012 11 1.73762e-01 3.54980e-02 598 2012 12 2.03864e-01 8.79496e-02 472 2013 1 1.44923e-01 4.28636e-02 512 2013 2 1.58039e-01 4.76716e-02 610 2013 3 1.63569e-01 2.71819e-02 537 2013 4 2.17544e-01 5.17834e-02 100 2013 5 1.20994e-01 2.83736e-02 192 2013 6 9.11359e-02 3.54514e-02 437 2013 7 8.72323e-02 2.15902e-02 359 2013 8 8.15092e-02 1.74866e-02 932 2013 9 2.00455e-01 5.58552e-02 709 2013 10 1.68152e-01 7.90889e-02 986 2013 11 1.62912e-01 3.87641e-02 538 2013 12 1.58482e-01 5.09622e-02 837 2014 1 1.15315e-01 1.87215e-02 732 2014 2 1.45266e-01 2.03320e-02 692 2014 3 1.24962e-01 2.65836e-02 606 2014 4 2.07188e-01 8.47770e-02 208 2014 5 1.25058e-01 2.19062e-02 423 2014 6 1.26287e-01 2.26748e-02 496 2014 7 1.38896e-01 8.08780e-02 605 2014 8 9.57983e-02 1.93094e-02 590 2014 9 1.42045e-01 4.07407e-02 1009 2014 10 2.11270e-01 3.60449e-02 811 2014 11 2.03457e-01 7.22454e-02 818 2014 12 1.49208e-01 4.34160e-02 1063 2015 1 1.47012e-01 4.43420e-02 755 2015 2 1.18982e-01 1.69353e-02 546 2015 3 1.33250e-01 2.14854e-02 431 2015 4 1.49077e-01 3.07370e-02 206 2015 5 1.83546e-01 6.51692e-02 82 2015 6 1.41897e-01 3.47018e-02 568 2015 7 1.18193e-01 3.17295e-02 209 2015 8 1.30437e-01 5.14090e-02 443 2015 9 1.77383e-01 6.21999e-02 416 2015 10 2.42984e-01 6.03513e-02 244 2015 11 2.09770e-01 5.17849e-02 685 2015 12 1.96936e-01 4.72871e-02 567 2016 1 1.77747e-01 2.66080e-02 756 2016 2 1.22819e-01 1.80272e-02 1207 2016 3 1.44194e-01 1.79870e-02 424 2016 4 1.02984e-01 3.68889e-02 524 2016 5 1.32149e-01 4.87334e-02 385 2016 6 1.06770e-01 3.07019e-02 499 2016 7 1.06577e-01 2.38000e-02 498 2016 8 1.31878e-01 4.05633e-02 618 2016 9 2.25045e-01 1.19030e-01 791 2016 10 1.88375e-01 3.38114e-02 1009 2016 11 2.05715e-01 6.45023e-02 635 2016 12 1.68944e-01 4.50348e-02 472 2017 1 1.99098e-01 8.64314e-02 757 2017 2 1.87592e-01 5.59239e-02 505 2017 3 1.26701e-01 1.91359e-02 313 2017 4 1.44259e-01 3.51256e-02 351 2017 5 1.62996e-01 5.55976e-02 152 2017 6 1.08863e-01 2.79986e-02 815 2017 7 1.34402e-01 4.00182e-02 332 2017 8 2.19675e-01 1.83545e-01 547 2017 9 3.96816e-01 2.15439e-01 363 2017 10 2.13861e-01 9.01445e-02 669 2017 11 2.04394e-01 4.97729e-02 685 2017 12 2.01253e-01 7.14468e-02 864 2018 1 1.55842e-01 2.45178e-02 898 2018 2 1.38873e-01 1.63971e-02 549 2018 3 1.29911e-01 2.12462e-02 708 2018 4 1.17474e-01 1.28647e-02 153 2018 5 1.66516e-01 5.07130e-02 228 2018 6 1.45958e-01 5.87593e-02 119 2018 7 1.38074e-01 2.65640e-02 425 2018 8 8.73907e-02 1.22460e-02 559 2018 9 1.48859e-01 4.51208e-02 705 2018 10 2.24489e-01 9.78655e-02 458 2018 11 2.64191e-01 7.04564e-02 321 2018 12 1.86715e-01 2.67698e-02 625 2019 1 1.96874e-01 3.02594e-02 320 2019 2 1.68273e-01 4.00604e-02 662 2019 3 1.29665e-01 2.02449e-02 735 2019 4 1.59084e-01 3.27838e-02 472 2019 5 1.54794e-01 6.32850e-02 406 2019 6 1.06517e-01 4.44778e-02 625 2019 7 1.10579e-01 3.11504e-02 512 2019 8 1.26657e-01 4.05264e-02 714 2019 9 1.27309e-01 2.43194e-02 975 2019 10 1.78297e-01 5.37309e-02 569 2019 11 2.13849e-01 5.08204e-02 652 2019 12 1.83018e-01 4.16749e-02 772 2020 1 1.60610e-01 2.72593e-02 837 2020 2 1.87763e-01 4.05888e-02 582 2020 3 1.66048e-01 4.43684e-02 661 2020 4 1.49326e-01 1.60846e-02 212 2020 5 1.19738e-01 2.75130e-02 246 2020 6 1.33954e-01 2.90913e-02 686 2020 7 9.79307e-02 1.97679e-02 641 2020 8 1.44990e-01 3.06594e-02 465 2020 9 1.91442e-01 4.64071e-02 878 2020 10 1.61976e-01 4.50001e-02 1301 2020 11 2.08269e-01 5.43772e-02 703 2020 12 2.08427e-01 3.92181e-02 671 2021 1 1.66075e-01 2.72550e-02 785 2021 2 1.47103e-01 3.50369e-02 754 2021 3 1.40039e-01 1.57833e-02 495 2021 4 1.47213e-01 3.76053e-02 90 2021 5 1.15726e-01 2.09828e-02 400 2021 6 9.26712e-02 2.39458e-02 525 2021 7 7.95008e-02 2.33124e-02 714 2021 8 1.32736e-01 1.07621e-01 666 2021 9 1.73362e-01 4.79080e-02 1076 2021 10 2.12682e-01 6.86918e-02 1110 2021 11 2.14802e-01 4.16046e-02 692 2021 12 2.16204e-01 5.66057e-02 530 2022 1 1.90672e-01 3.02540e-02 722 2022 2 1.43513e-01 1.86036e-02 691 2022 3 1.56276e-01 4.63248e-02 362 2022 4 2.42200e-01 0.00000e+00 1 2022 5 1.38174e-01 3.23040e-02 124 2022 6 1.19914e-01 2.09714e-02 510 2022 7 1.01863e-01 3.38418e-02 193 2022 8 9.08952e-02 1.53379e-02 357 2022 9 1.79491e-01 5.60418e-02 745 2022 10 1.57576e-01 2.46208e-02 874 2022 11 2.51489e-01 6.06790e-02 518 2022 12 1.90517e-01 4.92260e-02 595 2023 1 1.78931e-01 2.79496e-02 754 2023 2 1.72745e-01 3.78497e-02 494 2023 3 1.16651e-01 1.35964e-02 769 2023 4 1.03014e-01 1.51551e-02 733 2023 5 1.52083e-01 4.26036e-02 396 2023 6 1.02437e-01 2.21530e-02 713 2023 7 1.00504e-01 1.73848e-02 863 2023 8 1.07899e-01 2.12729e-02 576 2023 9 1.29196e-01 2.61569e-02 624 2023 10 1.97508e-01 4.94417e-02 772 2023 11 2.33205e-01 7.20767e-02 695 2023 12 2.06745e-01 6.02982e-02 766 2024 1 2.10732e-01 6.18465e-02 1028 2024 2 1.33137e-01 1.78446e-02 1016 2024 3 1.34074e-01 2.13462e-02 741 2024 4 1.03980e-01 4.03243e-03 128