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 5.18964e-02 1.97591e-02 782 2002 8 7.40351e-02 4.52366e-02 696 2002 9 8.15271e-02 5.69144e-02 722 2002 10 1.31681e-01 8.23975e-02 516 2002 11 1.44837e-01 1.67998e-02 843 2002 12 1.40573e-01 1.22652e-02 328 2003 1 1.39149e-01 3.60318e-02 724 2003 2 1.21857e-01 8.96989e-03 320 2003 3 1.01971e-01 1.13621e-02 512 2003 4 7.36814e-02 2.06212e-02 339 2003 5 1.00790e-01 4.09232e-02 224 2003 6 8.01910e-02 4.71487e-02 645 2003 7 5.39174e-02 5.41388e-03 356 2003 8 5.67304e-02 7.88791e-03 661 2003 9 1.16864e-01 9.05286e-02 962 2003 10 1.56900e-01 1.02166e-01 622 2003 11 1.44096e-01 2.69374e-02 832 2003 12 1.47018e-01 2.44236e-02 436 2004 1 2.71872e-01 3.78897e-01 480 2004 2 1.86758e-01 5.86830e-02 601 2004 3 8.95577e-02 1.32766e-02 695 2004 4 6.59156e-02 1.51727e-02 256 2004 5 6.06137e-02 1.25260e-02 320 2004 6 6.38496e-02 1.20460e-02 633 2004 7 6.86879e-02 4.32245e-02 578 2004 8 6.14961e-02 1.18288e-02 872 2004 9 1.06185e-01 4.77614e-02 531 2004 10 1.35320e-01 1.35661e-01 507 2004 11 3.00838e-01 1.38468e-01 423 2004 12 1.43803e-01 3.68445e-02 468 2005 1 1.72670e-01 5.60014e-02 651 2005 2 1.54778e-01 8.54258e-02 476 2005 3 7.00403e-02 1.76694e-02 611 2005 4 5.87631e-02 5.76188e-03 249 2005 5 6.17515e-02 4.61754e-03 198 2005 6 1.13997e-01 9.73224e-02 749 2005 7 4.77219e-02 1.32423e-02 192 2005 8 5.55345e-02 1.05471e-02 464 2005 9 8.20291e-02 2.19713e-02 722 2005 10 1.52629e-01 1.17771e-01 653 2005 11 1.49909e-01 9.51363e-02 514 2005 12 1.57109e-01 2.35995e-02 937 2006 1 1.54942e-01 2.68525e-02 456 2006 2 1.54322e-01 3.98422e-02 373 2006 3 1.00338e-01 2.96926e-02 813 2006 4 5.48475e-02 5.78699e-03 324 2006 5 1.29739e-01 7.38617e-02 437 2006 6 5.38133e-02 1.35741e-02 660 2006 7 6.99024e-02 1.76782e-02 410 2006 8 6.71402e-02 4.75865e-03 87 2006 9 7.14319e-02 2.26668e-02 959 2006 10 1.38506e-01 1.92934e-01 683 2006 11 1.84350e-01 3.12574e-02 636 2006 12 1.36239e-01 1.35286e-02 458 2007 1 1.48514e-01 1.66053e-02 700 2007 2 1.26230e-01 2.01525e-02 801 2007 3 1.02425e-01 1.23611e-02 618 2007 4 9.57203e-02 2.46688e-02 128 2007 5 1.42236e-01 7.85205e-02 179 2007 6 1.18138e-01 8.30194e-02 576 2007 7 8.29808e-02 1.91841e-02 94 2007 8 5.62291e-02 1.67885e-02 378 2007 9 1.02890e-01 4.10139e-02 905 2007 10 1.70643e-01 1.87626e-01 591 2007 11 2.03225e-01 7.05712e-02 921 2007 12 1.61760e-01 3.06652e-02 536 2008 1 1.19967e-01 1.71032e-02 128 2008 2 1.29508e-01 3.92373e-02 518 2008 3 9.16623e-02 2.30717e-02 687 2008 4 9.65727e-02 1.24899e-02 22 2008 5 2.57913e-01 1.67788e-01 108 2008 6 5.60548e-02 1.43238e-02 124 2008 7 1.01274e-01 4.20827e-02 137 2008 8 7.36220e-02 8.40412e-03 82 2008 9 1.17075e-01 1.02010e-01 373 2008 10 2.86560e-01 3.05508e-01 450 2008 11 1.85838e-01 2.65483e-02 690 2008 12 1.48322e-01 2.05025e-02 904 2009 1 1.63520e-01 7.45524e-02 799 2009 2 1.38120e-01 3.46385e-02 384 2009 3 1.03126e-01 1.00150e-02 256 2009 4 6.82714e-02 1.70312e-03 14 2009 5 9.16426e-02 5.47121e-02 333 2009 6 6.31491e-02 2.68410e-02 267 2009 7 6.87094e-02 2.04365e-02 128 2009 8 5.69957e-02 3.17813e-03 232 2009 9 7.35397e-02 1.76397e-02 458 2009 10 2.10266e-01 1.65273e-01 363 2009 11 1.53211e-01 9.81485e-02 366 2009 12 1.42106e-01 1.75587e-02 494 2010 1 1.29990e-01 1.76245e-02 563 2010 2 1.04855e-01 1.11360e-02 512 2010 3 6.46226e-02 8.00037e-03 372 2010 4 7.12422e-02 7.05589e-03 199 2010 5 8.89900e-02 1.00930e-02 320 2010 6 6.24750e-02 1.29527e-02 128 2010 7 5.40143e-02 6.54495e-03 644 2010 8 4.44014e-02 3.18052e-03 140 2010 9 7.95795e-02 2.33259e-02 449 2010 10 2.10842e-01 1.60140e-01 772 2010 11 1.63234e-01 2.02671e-02 1174 2010 12 1.87326e-01 4.92699e-02 854 2011 1 1.59902e-01 3.91225e-02 448 2011 2 1.39584e-01 3.26814e-02 367 2011 3 1.07118e-01 3.72156e-02 660 2011 4 9.73606e-02 7.15718e-03 127 2011 5 5.47381e-02 8.59481e-03 320 2011 6 5.39304e-02 6.32944e-03 276 2011 7 4.78519e-02 7.09138e-03 266 2011 8 5.00352e-02 4.36326e-03 528 2011 9 6.55772e-02 1.07204e-02 650 2011 10 1.55431e-01 1.63999e-01 861 2011 11 1.51915e-01 1.87936e-02 626 2011 12 1.46098e-01 2.46880e-02 1088 2012 1 1.17118e-01 1.11498e-02 769 2012 2 1.15450e-01 1.80856e-02 640 2012 3 1.03393e-01 7.58306e-03 484 2012 4 6.59181e-02 2.32005e-02 193 2012 5 nan nan 0 2012 6 4.83491e-02 5.96332e-03 322 2012 7 6.38711e-02 2.78479e-02 315 2012 8 4.92930e-02 5.74357e-03 258 2012 9 6.42473e-02 7.63847e-03 537 2012 10 7.80308e-02 1.99643e-02 402 2012 11 1.25547e-01 3.91366e-02 517 2012 12 1.29403e-01 9.64712e-03 359 2013 1 1.63363e-01 4.15952e-02 534 2013 2 1.60826e-01 3.31013e-02 698 2013 3 1.04260e-01 4.35124e-02 515 2013 4 5.92422e-02 1.11083e-02 256 2013 5 5.27667e-02 4.66527e-03 384 2013 6 4.51890e-02 7.32426e-03 453 2013 7 4.90263e-02 8.53669e-03 472 2013 8 5.33741e-02 1.10347e-02 594 2013 9 7.15566e-02 2.16378e-02 761 2013 10 1.56885e-01 1.21537e-01 972 2013 11 1.38350e-01 1.32206e-02 541 2013 12 1.36350e-01 1.60443e-02 863 2014 1 1.07990e-01 1.49662e-02 545 2014 2 9.77292e-02 1.70794e-02 644 2014 3 5.91453e-02 6.95967e-03 629 2014 4 8.67868e-02 2.95239e-02 333 2014 5 6.96963e-02 1.88301e-02 353 2014 6 6.50947e-02 1.12022e-02 834 2014 7 9.99130e-02 1.08288e-01 837 2014 8 6.12696e-02 3.32751e-02 451 2014 9 6.52618e-02 1.67295e-02 1203 2014 10 1.12545e-01 3.76791e-02 941 2014 11 1.54724e-01 2.85319e-02 733 2014 12 1.19229e-01 1.38478e-02 963 2015 1 1.28040e-01 2.77841e-02 735 2015 2 9.66054e-02 1.69635e-02 478 2015 3 7.78357e-02 1.19564e-02 566 2015 4 6.42862e-02 8.60549e-03 195 2015 5 7.64120e-02 4.70895e-02 150 2015 6 9.51869e-02 1.03687e-01 641 2015 7 7.31509e-02 1.60721e-02 314 2015 8 4.89437e-02 5.48949e-03 597 2015 9 1.39351e-01 1.23454e-01 604 2015 10 1.76173e-01 7.72455e-02 445 2015 11 1.54984e-01 4.26839e-02 621 2015 12 1.47334e-01 1.01224e-02 640 2016 1 1.37762e-01 1.05392e-02 759 2016 2 9.73269e-02 1.31572e-02 1091 2016 3 8.94031e-02 2.88631e-02 446 2016 4 7.88516e-02 3.65093e-02 554 2016 5 7.48668e-02 2.26430e-02 545 2016 6 7.13740e-02 8.82498e-02 393 2016 7 6.19964e-02 1.38136e-02 448 2016 8 4.80511e-02 5.10967e-03 481 2016 9 1.19264e-01 1.12755e-01 644 2016 10 2.13864e-01 1.60159e-01 568 2016 11 2.62824e-01 2.94535e-01 565 2016 12 1.46339e-01 1.47209e-02 640 2017 1 1.33378e-01 2.97342e-02 608 2017 2 1.08311e-01 1.75577e-02 447 2017 3 8.50478e-02 3.37291e-02 427 2017 4 6.24927e-02 3.54094e-03 192 2017 5 5.26170e-02 1.14598e-02 165 2017 6 4.78581e-02 5.22487e-03 946 2017 7 5.91232e-02 1.57096e-02 508 2017 8 5.66843e-02 1.90584e-02 517 2017 9 1.09029e-01 6.49661e-02 521 2017 10 2.20526e-01 1.54986e-01 510 2017 11 1.50040e-01 2.66321e-02 704 2017 12 1.41640e-01 1.58858e-02 853 2018 1 1.29021e-01 2.46891e-02 727 2018 2 1.24673e-01 1.13032e-02 325 2018 3 9.76615e-02 1.94182e-02 716 2018 4 1.17716e-01 4.97753e-02 270 2018 5 5.67375e-02 6.74664e-03 320 2018 6 8.64267e-02 4.25786e-02 607 2018 7 6.63820e-02 4.32655e-02 500 2018 8 7.07088e-02 1.99663e-02 829 2018 9 8.30514e-02 2.95031e-02 689 2018 10 1.81658e-01 1.93588e-01 200 2018 11 1.47594e-01 2.44436e-02 347 2018 12 1.59682e-01 2.83211e-02 655 2019 1 1.47252e-01 1.25723e-02 384 2019 2 1.41407e-01 2.05251e-02 642 2019 3 1.13078e-01 1.49199e-02 832 2019 4 1.10538e-01 6.36868e-02 563 2019 5 1.01461e-01 3.56198e-02 624 2019 6 6.76513e-02 2.33822e-02 733 2019 7 7.18641e-02 1.53726e-02 864 2019 8 1.22532e-01 1.86159e-01 871 2019 9 9.46441e-02 2.89985e-02 1024 2019 10 1.04047e-01 2.95511e-02 595 2019 11 1.41521e-01 1.02395e-02 447 2019 12 1.60480e-01 2.00799e-02 435 2020 1 1.30513e-01 1.20200e-02 522 2020 2 1.49381e-01 3.44035e-02 673 2020 3 1.08099e-01 1.84405e-02 534 2020 4 9.50500e-02 4.05897e-02 280 2020 5 6.22071e-02 1.79631e-02 448 2020 6 6.75457e-02 2.55484e-02 917 2020 7 6.41741e-02 1.70538e-02 726 2020 8 7.75871e-02 3.69478e-02 403 2020 9 1.08607e-01 9.23980e-02 968 2020 10 1.91804e-01 1.13707e-01 1404 2020 11 1.61475e-01 2.03544e-02 460 2020 12 1.81489e-01 3.04047e-02 397 2021 1 1.55553e-01 1.82711e-02 815 2021 2 1.16781e-01 1.09606e-02 783 2021 3 9.76101e-02 1.43599e-02 454 2021 4 7.27219e-02 9.22409e-03 310 2021 5 5.93443e-02 1.64030e-02 513 2021 6 5.72820e-02 1.02818e-02 661 2021 7 6.29702e-02 1.08669e-02 878 2021 8 5.90794e-02 6.44278e-03 640 2021 9 1.25636e-01 4.70310e-02 741 2021 10 1.66937e-01 9.73554e-02 969 2021 11 2.03576e-01 7.54831e-02 637 2021 12 1.58604e-01 2.55439e-02 325 2022 1 1.41185e-01 1.65902e-02 640 2022 2 1.07981e-01 2.21983e-02 900 2022 3 9.51203e-02 2.59294e-02 271 2022 4 9.18161e-02 4.48212e-03 62 2022 5 7.73650e-02 4.84158e-02 297 2022 6 4.57160e-02 6.19978e-03 431 2022 7 5.54786e-02 1.53293e-02 384 2022 8 5.99450e-02 7.67325e-03 574 2022 9 1.10432e-01 1.02018e-01 926 2022 10 1.07209e-01 1.89968e-02 744 2022 11 1.40486e-01 2.78696e-02 414 2022 12 1.37449e-01 2.57394e-02 535 2023 1 1.09238e-01 8.90478e-03 208 2023 2 1.18239e-01 2.82627e-02 570 2023 3 7.42544e-02 9.42899e-03 949 2023 4 7.67690e-02 1.75138e-02 866 2023 5 8.22398e-02 8.72234e-03 382 2023 6 6.33880e-02 9.99572e-03 1017 2023 7 7.03830e-02 2.19367e-02 704 2023 8 6.97145e-02 8.06209e-03 442 2023 9 9.37822e-02 1.65425e-02 1024 2023 10 9.54060e-02 2.05099e-02 825 2023 11 1.83554e-01 3.15576e-02 482 2023 12 1.38557e-01 1.82329e-02 528 2024 1 1.23792e-01 1.61854e-02 849 2024 2 9.88535e-02 1.21305e-02 960 2024 3 8.56047e-02 9.28392e-03 681 2024 4 6.32062e-02 5.10306e-03 128