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 1.27469e+00 3.72029e-01 519 2002 8 1.08673e+00 3.49678e-01 464 2002 9 1.24989e+00 4.22477e-01 642 2002 10 1.35817e+00 4.44903e-01 605 2002 11 1.05281e+00 2.28553e-01 255 2002 12 6.94679e-01 1.05093e-01 512 2003 1 7.61713e-01 6.81376e-02 122 2003 2 6.15110e-01 3.60568e-02 414 2003 3 5.55977e-01 5.63569e-02 763 2003 4 2.16419e+00 1.49291e+00 522 2003 5 2.95483e+00 2.92896e+00 393 2003 6 1.10066e+00 7.00978e-01 505 2003 7 8.18929e-01 2.29295e-01 659 2003 8 7.86370e-01 1.74586e-01 614 2003 9 6.46702e-01 2.46520e-01 1003 2003 10 1.36198e+00 5.65083e-01 704 2003 11 7.38549e-01 2.47146e-01 554 2003 12 8.47550e-01 1.38410e-01 491 2004 1 1.00450e+00 1.69988e-01 150 2004 2 7.69883e-01 1.42535e-01 895 2004 3 7.27480e-01 9.23181e-02 512 2004 4 1.73878e+00 8.13032e-01 576 2004 5 1.03657e+00 4.46610e-01 267 2004 6 6.52928e-01 1.15297e-01 530 2004 7 5.99717e-01 8.77724e-02 196 2004 8 7.62608e-01 1.48212e-01 576 2004 9 7.57485e-01 1.87302e-01 720 2004 10 1.08862e+00 1.58270e-01 512 2004 11 8.67103e-01 2.64864e-01 655 2004 12 8.64812e-01 1.66265e-01 148 2005 1 6.61740e-01 2.28143e-01 374 2005 2 5.30460e-01 9.89071e-02 640 2005 3 5.87161e-01 1.29201e-01 665 2005 4 2.75916e+00 9.89877e-01 698 2005 5 1.59346e+00 7.43367e-01 436 2005 6 9.69036e-01 2.89755e-01 436 2005 7 2.32870e+00 5.56775e+00 511 2005 8 9.20679e-01 2.54847e-01 765 2005 9 1.45593e+00 3.34799e+00 1101 2005 10 1.10738e+00 3.50323e-01 541 2005 11 1.24775e+00 4.90231e-01 626 2005 12 8.76309e-01 1.54163e-01 400 2006 1 1.18035e+00 8.33435e-01 830 2006 2 1.04051e+00 1.94659e-01 464 2006 3 6.96641e-01 1.35992e-01 764 2006 4 4.11928e+00 6.56609e+00 733 2006 5 1.54408e+00 4.70165e-01 225 2006 6 1.04487e+00 2.47643e-01 384 2006 7 9.71797e-01 1.14734e-01 404 2006 8 9.26743e-01 5.75821e-01 782 2006 9 1.00317e+00 4.39267e-01 748 2006 10 1.37837e+00 5.30435e-01 813 2006 11 8.41669e-01 1.58493e+00 325 2006 12 9.42412e-01 2.81952e-01 256 2007 1 7.24738e-01 1.23367e-01 448 2007 2 5.82359e-01 1.16483e-01 517 2007 3 6.64254e-01 1.33324e-01 640 2007 4 1.38862e+00 6.92154e-01 448 2007 5 9.35913e-01 5.16140e-01 710 2007 6 6.96412e-01 1.47548e-01 640 2007 7 5.73531e-01 1.30782e-01 440 2007 8 8.68808e-01 2.04259e-01 581 2007 9 9.86227e-01 2.51360e-01 1096 2007 10 1.34949e+00 6.54329e-01 701 2007 11 1.03206e+00 4.38003e-01 573 2007 12 6.60502e-01 1.37480e-01 256 2008 1 9.41374e-01 6.38461e-01 375 2008 2 6.79419e-01 1.01961e-01 492 2008 3 7.59739e-01 8.97048e-02 544 2008 4 7.88531e+00 1.60396e+01 698 2008 5 1.46451e+00 4.62561e-01 600 2008 6 9.62734e-01 3.62724e-01 629 2008 7 7.90103e-01 1.47868e-01 640 2008 8 8.66952e-01 3.56252e-01 849 2008 9 1.22725e+00 5.79959e-01 832 2008 10 1.44278e+00 1.10357e+00 853 2008 11 9.08022e-01 4.05231e-01 372 2008 12 1.00602e+00 1.26464e+00 514 2009 1 5.70951e-01 2.20248e-01 532 2009 2 6.12855e-01 6.16938e-02 432 2009 3 9.04645e-01 1.40608e-01 787 2009 4 4.29444e+00 3.48320e+00 611 2009 5 1.32356e+00 2.87999e-01 512 2009 6 8.84834e-01 3.00746e-01 192 2009 7 1.14874e+00 6.55285e-01 713 2009 8 1.21638e+00 1.38620e+00 771 2009 9 1.22018e+00 6.07910e-01 896 2009 10 2.93360e+00 3.62498e+00 576 2009 11 2.82148e+00 4.29476e+00 579 2009 12 9.07373e-01 4.13388e-01 301 2010 1 6.42390e-01 1.45598e-01 696 2010 2 7.00245e-01 1.18218e-01 603 2010 3 9.14330e-01 1.81874e-01 513 2010 4 4.70174e+00 4.62260e+00 574 2010 5 8.27737e-01 4.04825e-01 843 2010 6 7.82310e-01 1.69925e-01 512 2010 7 8.81362e-01 1.58467e-01 549 2010 8 1.20840e+00 5.23493e-01 943 2010 9 1.30124e+00 5.50651e-01 1009 2010 10 2.53059e+00 2.43800e+00 654 2010 11 1.09004e+00 2.04440e-01 448 2010 12 7.28002e-01 2.29188e-01 256 2011 1 6.18319e-01 1.64472e-01 256 2011 2 7.38478e-01 1.33526e-01 562 2011 3 8.58978e-01 1.07340e-01 768 2011 4 1.62696e+00 7.44740e-01 450 2011 5 1.34327e+00 6.95709e-01 384 2011 6 1.22681e+00 2.71584e-01 256 2011 7 7.15809e-01 1.80265e-01 896 2011 8 9.64357e-01 4.32017e-01 860 2011 9 1.39461e+00 1.14445e+00 575 2011 10 1.26317e+00 5.08281e-01 876 2011 11 1.49884e+00 1.71834e+00 718 2011 12 7.52583e-01 3.38252e-01 512 2012 1 4.61074e-01 1.88087e-01 452 2012 2 5.57166e-01 1.85626e-01 547 2012 3 3.95957e+00 4.12175e+00 879 2012 4 4.96999e+00 5.57163e+00 960 2012 5 9.29011e-01 2.41497e-01 523 2012 6 9.37938e-01 3.31853e-01 449 2012 7 9.72562e-01 3.28923e-01 686 2012 8 1.11335e+00 3.48442e-01 702 2012 9 9.67546e-01 4.41870e-01 748 2012 10 9.05094e-01 1.77338e-01 542 2012 11 9.71233e-01 3.37761e-01 530 2012 12 4.52785e+00 8.95729e+00 320 2013 1 6.97731e-01 1.72248e-01 427 2013 2 5.98423e-01 1.33974e-01 569 2013 3 7.44975e-01 6.40135e-02 346 2013 4 7.46981e-01 3.14304e-01 927 2013 5 7.19094e-01 3.67396e-01 448 2013 6 9.14080e-01 4.24555e-01 512 2013 7 6.78358e-01 2.85203e-01 576 2013 8 1.04617e+00 3.88416e-01 810 2013 9 1.45727e+00 3.46880e-01 1083 2013 10 2.03434e+00 3.61974e+00 918 2013 11 1.19246e+00 3.88191e-01 576 2013 12 9.26615e-01 2.47549e-02 64 2014 1 8.57829e-01 1.65898e-01 440 2014 2 8.14116e-01 1.06011e-01 402 2014 3 6.54320e-01 1.07069e-01 515 2014 4 2.85092e+00 2.23552e+00 700 2014 5 1.16834e+00 6.65737e-01 702 2014 6 1.03827e+00 2.78335e-01 766 2014 7 8.61694e-01 3.16945e-01 567 2014 8 7.62728e-01 2.68068e-01 1176 2014 9 7.85824e-01 2.73725e-01 1107 2014 10 1.12234e+00 3.80973e-01 798 2014 11 8.27150e-01 3.32396e-01 298 2014 12 9.22044e-01 2.07618e-01 128 2015 1 8.14970e-01 4.05859e-01 448 2015 2 9.10656e-01 1.68596e-01 320 2015 3 7.00808e-01 1.18998e-01 758 2015 4 1.09531e+00 1.19348e+00 832 2015 5 2.75643e+00 9.97657e+00 587 2015 6 8.46570e-01 4.19864e-01 299 2015 7 7.33700e-01 2.28165e-01 616 2015 8 1.27992e+00 3.80535e-01 768 2015 9 8.74036e-01 3.77249e-01 1088 2015 10 1.44780e+00 5.39090e-01 749 2015 11 1.19721e+00 5.33729e-01 799 2015 12 1.19011e+00 4.36107e-01 399 2016 1 9.30984e-01 1.70209e-01 354 2016 2 1.00726e+00 1.27885e-01 640 2016 3 9.23335e-01 1.43272e-01 433 2016 4 1.31461e+00 4.57981e-01 576 2016 5 1.33502e+00 7.01213e-01 453 2016 6 8.04454e-01 1.82424e-01 797 2016 7 7.77724e-01 2.18709e-01 896 2016 8 1.19731e+00 8.94366e-01 1067 2016 9 9.75816e-01 2.53073e-01 757 2016 10 7.39724e-01 2.53635e-01 791 2016 11 1.19626e+00 3.64035e-01 706 2016 12 8.43321e-01 7.96641e-02 320 2017 1 7.13794e-01 2.38847e-01 384 2017 2 7.69747e-01 1.16615e-01 543 2017 3 7.20131e-01 1.46054e-01 781 2017 4 1.39822e+00 5.10147e-01 466 2017 5 8.31467e-01 2.37090e-01 424 2017 6 7.28733e-01 2.25685e-01 792 2017 7 8.63279e-01 1.86476e-01 640 2017 8 9.61162e-01 3.65685e-01 765 2017 9 9.98505e-01 2.44757e-01 702 2017 10 1.74759e+00 6.45443e-01 1027 2017 11 1.37181e+00 7.02110e-01 395 2017 12 3.98723e-01 1.08025e-01 191 2018 1 8.06901e-01 1.94837e-01 448 2018 2 1.40190e+00 5.83806e-01 276 2018 3 1.48956e+00 1.56931e+00 370 2018 4 1.71865e+00 8.81445e-01 697 2018 5 1.08933e+00 3.89843e-01 460 2018 6 9.75660e-01 3.31813e-01 599 2018 7 8.76035e-01 4.69872e-01 705 2018 8 8.04456e-01 4.46406e-01 768 2018 9 5.20664e-01 2.06153e-01 540 2018 10 1.16584e+00 8.97925e-01 683 2018 11 1.14835e+00 2.19620e-01 314 2018 12 1.09051e+00 5.57945e-01 362 2019 1 9.38661e-01 2.88765e-01 642 2019 2 7.61804e-01 5.06192e-01 372 2019 3 6.16046e-01 1.10456e-01 1052 2019 4 8.67196e-01 2.88051e-01 580 2019 5 1.23408e+00 5.42190e-01 218 2019 6 9.94975e-01 2.70570e-01 575 2019 7 8.86959e-01 1.97788e-01 825 2019 8 9.37732e-01 2.61179e-01 832 2019 9 1.23263e+00 4.40136e-01 928 2019 10 1.75340e+00 5.73542e-01 448 2019 11 1.45031e+00 5.42328e-01 640 2019 12 7.57279e-01 3.33389e-01 448 2020 1 7.74012e-01 1.64110e-01 756 2020 2 7.16822e-01 1.03445e-01 607 2020 3 9.95983e-01 1.78754e-01 644 2020 4 1.03195e+00 3.07956e-01 419 2020 5 2.85867e+00 3.64875e+00 660 2020 6 1.11552e+00 2.38532e-01 589 2020 7 9.01136e-01 3.36171e-01 582 2020 8 1.03881e+00 2.94460e-01 384 2020 9 6.10069e-01 2.33747e-01 467 2020 10 1.05614e+00 2.37884e-01 704 2020 11 3.15353e+00 4.55089e+00 586 2020 12 1.92512e+00 6.04097e-01 383 2021 1 1.66575e+00 4.59927e-01 389 2021 2 1.04789e+00 2.80820e-01 379 2021 3 1.44516e+00 5.21422e-01 821 2021 4 9.05978e-01 7.09027e-01 832 2021 5 1.10232e+00 4.00557e-01 1018 2021 6 8.96646e-01 2.90718e-01 443 2021 7 9.75250e-01 2.68831e-01 448 2021 8 5.91572e-01 2.44320e-01 553 2021 9 9.71745e-01 3.68924e-01 820 2021 10 1.75041e+00 6.64665e-01 640 2021 11 1.63232e+00 7.21632e-01 845 2021 12 4.66533e+00 5.70647e+00 317 2022 1 8.10634e-01 2.52978e-01 282 2022 2 9.22657e-01 5.81606e-01 703 2022 3 9.00532e-01 4.73006e-01 673 2022 4 1.83140e+00 8.89445e-01 320 2022 5 1.10332e+00 4.64047e-01 355 2022 6 7.40076e-01 1.43917e-01 843 2022 7 6.44082e-01 1.16647e-01 1024 2022 8 1.06846e+00 5.51415e-01 923 2022 9 8.98028e-01 3.47733e-01 872 2022 10 1.19837e+00 8.39301e-01 838 2022 11 9.58251e-01 7.08114e-01 973 2022 12 1.16459e+00 1.50541e+00 442 2023 1 5.06333e-01 2.47467e-01 359 2023 2 5.68083e-01 2.40814e-01 320 2023 3 4.27862e-01 2.03374e-01 828 2023 4 8.35867e-01 9.56486e-01 606 2023 5 6.73595e-01 3.92076e-01 831 2023 6 1.41562e+00 1.89845e+00 482 2023 7 5.53848e+00 5.14744e+00 640 2023 8 2.28466e+00 1.74345e+00 696 2023 9 1.10300e+00 3.47132e-01 601 2023 10 1.04489e+00 6.55196e-01 902 2023 11 2.70382e+00 6.69536e+00 328 2023 12 9.31315e-01 2.53615e-01 404 2024 1 9.10549e-01 2.60019e-01 278 2024 2 1.00941e+00 2.90647e-01 528 2024 3 8.81410e-01 4.07781e-01 591 2024 4 nan nan 0