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 1.43513e+00 8.91765e-01 512 2002 8 2.19866e+00 1.76801e+00 393 2002 9 7.61210e-01 1.26439e+00 757 2002 10 2.58640e-01 3.28917e-01 625 2002 11 1.53307e-01 1.75501e-01 511 2002 12 2.46424e-01 2.54606e-01 576 2003 1 4.67718e-01 6.52783e-01 669 2003 2 1.05175e-01 1.07644e-01 504 2003 3 1.04372e+00 9.20565e-01 720 2003 4 1.01562e+00 8.64896e-01 421 2003 5 1.89957e+00 1.10548e+00 407 2003 6 3.63593e+00 4.13778e+00 436 2003 7 2.99276e+00 2.12968e+00 775 2003 8 4.83381e+00 2.67504e+00 834 2003 9 3.49168e+00 2.73071e+00 1126 2003 10 1.78804e+00 2.17242e+00 465 2003 11 1.38588e-01 2.91636e-01 596 2003 12 3.21922e-03 6.28617e-03 533 2004 1 6.33372e-01 8.76247e-01 528 2004 2 9.12027e-01 7.89945e-01 853 2004 3 1.07667e-01 1.77425e-01 703 2004 4 6.86343e-01 9.88494e-01 408 2004 5 1.50951e+00 1.67790e+00 463 2004 6 3.16751e+00 1.54106e+00 504 2004 7 4.60261e+00 1.69547e+00 380 2004 8 2.83240e+00 1.19408e+00 640 2004 9 2.23748e+00 3.07019e+00 884 2004 10 7.98968e-01 1.16620e+00 637 2004 11 9.45318e-02 2.18799e-01 757 2004 12 1.59244e-01 9.21240e-02 423 2005 1 5.01170e-03 1.02407e-02 320 2005 2 1.31825e-01 1.39824e-01 531 2005 3 2.74913e-01 4.15963e-01 1003 2005 4 1.39844e+00 1.44982e+00 743 2005 5 5.47842e-01 5.90555e-01 384 2005 6 1.32072e+00 2.39247e+00 404 2005 7 1.74719e+00 1.45567e+00 511 2005 8 1.86487e+00 1.11632e+00 635 2005 9 1.97066e+00 1.90207e+00 1232 2005 10 4.20015e-01 6.83325e-01 574 2005 11 6.71574e-02 1.18959e-01 456 2005 12 1.56733e-01 1.12962e-01 637 2006 1 2.55096e-01 4.34552e-01 741 2006 2 3.15525e-01 4.92122e-01 701 2006 3 3.14920e-01 3.63104e-01 896 2006 4 2.30440e+00 2.75821e+00 721 2006 5 1.81763e+00 1.47366e+00 384 2006 6 4.25854e+00 2.44263e+00 448 2006 7 3.03505e+00 1.21769e+00 560 2006 8 2.49537e+00 1.87960e+00 831 2006 9 3.14350e+00 3.04193e+00 679 2006 10 1.07700e+00 1.00459e+00 916 2006 11 1.47370e-01 1.44910e-01 384 2006 12 1.08516e-01 1.39043e-01 517 2007 1 1.41227e-01 3.24731e-01 629 2007 2 3.92132e-01 1.01137e+00 825 2007 3 5.35150e-01 2.45743e+00 924 2007 4 1.47994e-01 1.49808e-01 384 2007 5 1.48585e+00 1.01804e+00 629 2007 6 1.62016e+00 1.57201e+00 447 2007 7 1.97126e+00 1.48102e+00 544 2007 8 1.01657e+00 9.21580e-01 603 2007 9 2.61823e+00 2.42719e+00 895 2007 10 8.92585e-01 1.47633e+00 667 2007 11 1.87983e-01 1.13287e+00 600 2007 12 1.28607e-01 8.48332e-02 320 2008 1 1.06267e-01 1.30481e-01 453 2008 2 5.64765e-01 4.94282e-01 634 2008 3 3.03195e-01 3.81461e-01 883 2008 4 9.56149e-01 1.18058e+00 527 2008 5 1.35387e+00 1.76958e+00 560 2008 6 2.42477e+00 2.21846e+00 612 2008 7 2.74119e+00 1.74545e+00 530 2008 8 2.33295e+00 2.20466e+00 886 2008 9 1.98730e+00 2.30332e+00 737 2008 10 7.57883e-01 1.46105e+00 787 2008 11 2.56959e-01 4.79053e-01 507 2008 12 1.21425e-01 1.23095e-01 510 2009 1 7.04971e-01 6.32747e-01 832 2009 2 7.06073e-01 4.46476e-01 739 2009 3 4.88552e-01 7.43848e-01 576 2009 4 1.15390e+00 1.14627e+00 707 2009 5 1.87098e+00 1.68387e+00 383 2009 6 2.80770e+00 2.42745e+00 222 2009 7 2.49023e+00 2.09061e+00 751 2009 8 3.69220e+00 1.88801e+00 540 2009 9 1.46018e+00 1.38681e+00 816 2009 10 8.64959e-01 1.15434e+00 544 2009 11 8.46771e-02 8.62735e-02 399 2009 12 1.02944e-01 1.69409e-01 592 2010 1 1.38487e-01 1.46939e-01 830 2010 2 1.01782e-01 1.44382e-01 681 2010 3 6.95136e-02 1.26356e-01 700 2010 4 2.41111e-01 3.91289e-01 556 2010 5 1.81986e+00 1.38074e+00 786 2010 6 1.75137e+00 1.16170e+00 364 2010 7 2.87187e+00 2.15008e+00 701 2010 8 6.88275e-01 5.16179e-01 678 2010 9 1.53076e+00 1.66054e+00 839 2010 10 3.45400e-01 5.88328e-01 634 2010 11 2.64748e-02 4.20135e-02 384 2010 12 3.97111e-01 4.83758e-01 563 2011 1 8.34737e-02 1.07805e-01 640 2011 2 2.72654e-01 2.45393e-01 661 2011 3 2.83027e-01 8.09952e-01 896 2011 4 2.48825e+00 3.15454e+00 448 2011 5 8.68713e-01 1.17823e+00 318 2011 6 4.34780e+00 6.96948e+00 482 2011 7 2.93822e+00 1.60447e+00 775 2011 8 5.29563e+00 3.16448e+00 790 2011 9 2.36914e+00 2.10868e+00 820 2011 10 7.15242e-01 9.38299e-01 814 2011 11 1.15029e-01 1.65714e-01 512 2011 12 1.16419e-01 1.32798e-01 462 2012 1 5.52205e-01 2.87746e-01 917 2012 2 6.78529e-01 1.30189e+00 764 2012 3 9.35329e-01 1.28956e+00 768 2012 4 2.19998e+00 2.37757e+00 920 2012 5 1.37077e+00 1.00057e+00 448 2012 6 2.15531e+00 2.07626e+00 641 2012 7 1.93855e+00 1.29083e+00 576 2012 8 1.78575e+00 1.74645e+00 550 2012 9 1.64189e+00 2.02665e+00 840 2012 10 5.56327e-01 4.77853e-01 540 2012 11 4.38702e-01 1.23135e+00 561 2012 12 1.38113e-03 1.98614e-03 384 2013 1 2.68777e-02 2.73765e-02 463 2013 2 2.37786e-01 2.96467e-01 552 2013 3 4.35107e-01 5.31659e-01 448 2013 4 5.63819e-01 4.72783e-01 987 2013 5 2.52554e+00 1.75155e+00 553 2013 6 1.17843e+00 8.35396e-01 508 2013 7 2.96429e+00 2.00962e+00 394 2013 8 7.11834e-01 4.19725e-01 647 2013 9 5.36600e-01 4.23158e-01 896 2013 10 1.61504e+00 2.03570e+00 611 2013 11 1.11924e-02 3.66403e-02 764 2013 12 8.81340e-02 5.68012e-02 202 2014 1 3.69036e-01 5.79321e-01 704 2014 2 6.78080e-01 3.49160e-01 576 2014 3 1.27108e-01 1.29815e-01 640 2014 4 3.46562e-01 5.31982e-01 576 2014 5 2.68099e+00 2.92939e+00 714 2014 6 1.64583e+00 1.71399e+00 700 2014 7 1.75706e+00 1.56001e+00 585 2014 8 2.29908e+00 1.53810e+00 867 2014 9 2.18368e+00 1.27410e+00 912 2014 10 1.42293e+00 1.14434e+00 761 2014 11 7.17489e-02 1.05883e-01 705 2014 12 1.62730e-01 2.54660e-01 275 2015 1 8.91677e-02 3.08790e-01 651 2015 2 3.28829e-02 6.17377e-02 512 2015 3 2.01509e-01 3.63791e-01 706 2015 4 2.68973e+00 2.13385e+00 704 2015 5 2.29179e+00 1.87752e+00 509 2015 6 2.89960e+00 1.79389e+00 265 2015 7 4.16350e+00 3.11431e+00 523 2015 8 4.37352e+00 1.71810e+00 848 2015 9 1.40787e+00 1.16225e+00 896 2015 10 1.71835e-01 3.52035e-01 556 2015 11 2.77025e-02 3.34426e-02 704 2015 12 3.29837e-02 2.60145e-02 512 2016 1 8.09441e-03 9.15972e-03 541 2016 2 7.38723e-02 6.14109e-02 640 2016 3 9.04426e-01 1.30546e+00 448 2016 4 8.33278e-01 1.42909e+00 688 2016 5 2.04255e+00 2.42437e+00 285 2016 6 1.23100e+00 1.01356e+00 627 2016 7 3.63779e+00 2.24258e+00 769 2016 8 2.85994e+00 1.89072e+00 922 2016 9 4.42755e-01 8.78200e-01 615 2016 10 6.98495e-01 7.71333e-01 739 2016 11 1.36346e-02 2.10480e-02 832 2016 12 2.52453e-02 4.63668e-02 717 2017 1 1.19312e-01 2.97705e-01 556 2017 2 4.46115e-01 4.05531e-01 640 2017 3 7.49415e-01 6.61456e-01 895 2017 4 8.51821e-01 8.97538e-01 415 2017 5 9.70130e-01 1.49444e+00 375 2017 6 1.38342e+00 1.33003e+00 548 2017 7 1.19916e+00 1.15781e+00 705 2017 8 1.34433e+00 1.03450e+00 827 2017 9 6.07631e-01 1.14347e+00 663 2017 10 1.07522e-01 2.17671e-01 929 2017 11 2.35295e-01 2.79063e-01 570 2017 12 1.87125e-01 8.99805e-02 579 2018 1 4.10941e-01 3.80144e-01 765 2018 2 1.51272e-01 7.19807e-02 320 2018 3 1.64636e-02 4.58375e-02 477 2018 4 5.27746e-01 1.25088e+00 627 2018 5 1.46219e+00 1.59712e+00 524 2018 6 2.49683e+00 8.53497e-01 384 2018 7 2.06983e+00 1.61249e+00 702 2018 8 2.99827e+00 1.97844e+00 659 2018 9 1.71170e+00 1.49247e+00 576 2018 10 2.11482e-01 3.65161e-01 687 2018 11 1.57122e-01 4.70054e-01 544 2018 12 5.06219e-02 3.42846e-02 704 2019 1 2.47030e-01 3.61184e-01 615 2019 2 5.01212e-01 6.61276e-01 700 2019 3 7.58771e-01 7.05797e-01 958 2019 4 3.41629e+00 3.75165e+00 589 2019 5 8.29340e-01 1.10971e+00 326 2019 6 1.76857e+00 2.12623e+00 530 2019 7 1.40383e+00 8.08086e-01 848 2019 8 8.80296e-01 7.46954e-01 450 2019 9 1.64650e-01 1.90505e-01 835 2019 10 7.88784e-01 1.83692e+00 423 2019 11 4.21693e-02 6.20855e-02 652 2019 12 6.58392e-02 6.01047e-02 384 2020 1 2.10902e-01 2.43617e-01 678 2020 2 6.18857e-01 5.94864e-01 813 2020 3 9.29152e-02 8.00696e-02 517 2020 4 4.78295e-02 6.11815e-02 448 2020 5 2.00929e+00 1.85863e+00 836 2020 6 1.28892e+00 1.04996e+00 512 2020 7 1.40154e+00 7.20649e-01 643 2020 8 1.40002e+00 4.88438e-01 320 2020 9 1.57572e+00 1.82062e+00 575 2020 10 1.30235e+00 1.47096e+00 768 2020 11 9.74140e-02 1.78795e-01 761 2020 12 5.12672e-03 1.09828e-02 288 2021 1 7.54744e-02 9.44083e-02 630 2021 2 3.13935e-01 2.47777e-01 422 2021 3 4.09690e-01 5.71163e-01 960 2021 4 4.47285e-01 4.94740e-01 760 2021 5 1.60454e+00 2.95818e+00 659 2021 6 1.08859e+00 7.30322e-01 512 2021 7 5.80611e-01 4.72058e-01 450 2021 8 2.23680e+00 1.36953e+00 514 2021 9 1.64742e+00 1.72626e+00 773 2021 10 4.92501e-01 5.21111e-01 680 2021 11 8.72238e-02 1.56077e-01 770 2021 12 8.22260e-02 1.21703e-01 256 2022 1 1.83581e-01 2.43623e-01 292 2022 2 5.55395e-01 3.20413e-01 759 2022 3 8.35117e-01 1.21767e+00 582 2022 4 3.80122e-01 2.64742e-01 192 2022 5 1.88956e+00 1.15087e+00 345 2022 6 1.85162e+00 1.93140e+00 786 2022 7 2.75236e+00 1.40433e+00 832 2022 8 3.28008e+00 2.08947e+00 841 2022 9 9.77400e-01 9.93468e-01 826 2022 10 1.29045e+00 1.96149e+00 785 2022 11 3.62425e-01 4.91223e-01 794 2022 12 1.53032e-01 1.97105e-01 640 2023 1 9.48311e-01 6.65085e-01 354 2023 2 2.36440e+00 2.41572e+00 320 2023 3 8.65921e-01 6.27865e-01 636 2023 4 1.99580e+00 1.31227e+00 448 2023 5 1.04816e+00 1.08781e+00 624 2023 6 2.33210e+00 1.77455e+00 576 2023 7 1.11940e+00 1.20601e+00 823 2023 8 6.51390e-01 6.02759e-01 832 2023 9 1.59725e+00 2.00776e+00 704 2023 10 9.53866e-01 8.30961e-01 883 2023 11 6.60701e-02 1.51784e-01 647 2023 12 2.58591e-02 2.60436e-02 389 2024 1 4.38668e-02 7.02801e-02 383 2024 2 1.04613e-01 3.02959e-01 675 2024 3 2.15471e-01 2.26735e-01 516 2024 4 nan nan 0