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 3.27409e-01 1.20372e-01 782 2002 8 5.20441e-01 2.28236e-01 696 2002 9 5.86537e-01 3.37710e-01 724 2002 10 9.79209e-01 4.85791e-01 527 2002 11 1.11463e+00 1.43611e-01 843 2002 12 1.02951e+00 9.91722e-02 328 2003 1 1.26642e+00 4.81394e-01 724 2003 2 9.82524e-01 8.69313e-02 320 2003 3 8.29741e-01 1.12927e-01 512 2003 4 4.99763e-01 1.28560e-01 339 2003 5 8.52134e-01 3.51108e-01 224 2003 6 6.15248e-01 2.81334e-01 645 2003 7 3.54878e-01 5.23555e-02 356 2003 8 3.77659e-01 7.91025e-02 661 2003 9 8.86029e-01 6.21636e-01 964 2003 10 1.21919e+00 6.06066e-01 623 2003 11 1.11267e+00 2.36204e-01 832 2003 12 1.14664e+00 3.27364e-01 436 2004 1 3.65025e+00 7.52334e+00 480 2004 2 2.04032e+00 1.17889e+00 601 2004 3 6.47173e-01 1.30791e-01 695 2004 4 4.66144e-01 1.63784e-01 256 2004 5 4.23527e-01 1.34868e-01 320 2004 6 4.61556e-01 1.32404e-01 633 2004 7 4.30223e-01 2.06860e-01 578 2004 8 4.30014e-01 1.14368e-01 872 2004 9 8.73116e-01 4.84079e-01 531 2004 10 1.14080e+00 1.28164e+00 507 2004 11 3.38118e+00 2.02285e+00 423 2004 12 1.24522e+00 4.78872e-01 468 2005 1 1.66432e+00 7.05015e-01 651 2005 2 1.21376e+00 6.19648e-01 476 2005 3 5.00275e-01 2.00186e-01 611 2005 4 4.02220e-01 6.66383e-02 249 2005 5 4.38518e-01 5.01599e-02 198 2005 6 8.58344e-01 6.10095e-01 746 2005 7 2.98674e-01 1.40789e-01 192 2005 8 3.73905e-01 1.05819e-01 464 2005 9 6.02572e-01 2.06963e-01 722 2005 10 1.75703e+00 2.61709e+00 653 2005 11 1.37266e+00 4.34127e+00 514 2005 12 1.36552e+00 2.80457e-01 937 2006 1 1.30775e+00 3.81846e-01 456 2006 2 1.45843e+00 5.56033e-01 373 2006 3 7.50394e-01 2.44232e-01 812 2006 4 3.54582e-01 4.94726e-02 324 2006 5 1.09421e+00 3.80385e-01 433 2006 6 3.55455e-01 1.26850e-01 660 2006 7 5.38118e-01 2.02078e-01 410 2006 8 4.84205e-01 6.00715e-02 87 2006 9 4.94483e-01 1.44182e-01 959 2006 10 1.87496e+00 4.06472e+00 704 2006 11 1.36933e+00 3.27439e-01 636 2006 12 1.01547e+00 4.81878e-02 458 2007 1 1.17831e+00 2.54138e-01 700 2007 2 1.02156e+00 1.81292e-01 801 2007 3 8.60754e-01 1.20149e-01 618 2007 4 6.87179e-01 1.21169e-01 128 2007 5 1.19951e+00 4.85570e-01 179 2007 6 1.12796e+00 1.02086e+00 576 2007 7 6.21614e-01 1.45315e-01 94 2007 8 3.77544e-01 1.86794e-01 378 2007 9 9.39812e-01 5.62989e-01 909 2007 10 1.34163e+00 1.40963e+00 601 2007 11 1.91639e+00 1.02189e+00 921 2007 12 1.37090e+00 3.88994e-01 536 2008 1 9.26875e-01 1.74607e-01 128 2008 2 1.12580e+00 4.79551e-01 518 2008 3 7.05889e-01 2.63783e-01 687 2008 4 6.25372e-01 1.21957e-01 22 2008 5 1.63500e+00 7.50726e-01 109 2008 6 4.01800e-01 1.64238e-01 124 2008 7 8.78508e-01 4.83076e-01 137 2008 8 5.10937e-01 7.17679e-02 82 2008 9 9.18655e-01 7.35262e-01 385 2008 10 4.11514e+00 5.67491e+00 480 2008 11 1.36577e+00 2.35294e-01 690 2008 12 1.13170e+00 1.81720e-01 904 2009 1 1.53950e+00 7.71112e-01 799 2009 2 1.18873e+00 3.10452e-01 384 2009 3 8.74854e-01 1.34588e-01 256 2009 4 5.02017e-01 2.26578e-02 14 2009 5 7.82390e-01 5.24885e-01 333 2009 6 4.14151e-01 1.92293e-01 267 2009 7 4.89029e-01 1.84120e-01 128 2009 8 3.74957e-01 2.94689e-02 232 2009 9 5.12718e-01 1.46411e-01 458 2009 10 1.48454e+00 7.36812e-01 367 2009 11 1.28159e+00 9.53038e-01 366 2009 12 1.02248e+00 1.18516e-01 494 2010 1 1.02538e+00 2.10505e-01 563 2010 2 7.89575e-01 1.50142e-01 512 2010 3 4.29525e-01 7.80913e-02 372 2010 4 4.76382e-01 7.04354e-02 199 2010 5 7.41201e-01 1.23971e-01 320 2010 6 4.64029e-01 1.48410e-01 128 2010 7 3.63731e-01 6.40087e-02 644 2010 8 2.61726e-01 2.93257e-02 140 2010 9 6.09847e-01 2.89586e-01 449 2010 10 2.03435e+00 1.42450e+00 772 2010 11 1.18421e+00 1.84900e-01 1174 2010 12 1.50179e+00 4.27687e-01 854 2011 1 1.08343e+00 1.81083e-01 448 2011 2 1.06489e+00 3.02129e-01 367 2011 3 8.70429e-01 4.00646e-01 660 2011 4 8.61374e-01 8.88870e-02 127 2011 5 3.69057e-01 9.21876e-02 320 2011 6 3.39254e-01 3.89563e-02 276 2011 7 2.98871e-01 7.60351e-02 266 2011 8 3.01336e-01 4.69154e-02 528 2011 9 4.47446e-01 1.03040e-01 650 2011 10 1.23024e+00 9.16549e-01 877 2011 11 1.21640e+00 2.44919e-01 626 2011 12 1.15498e+00 1.84015e-01 1088 2012 1 9.29562e-01 1.18872e-01 769 2012 2 8.81197e-01 1.59332e-01 640 2012 3 7.85299e-01 6.19044e-02 484 2012 4 4.77746e-01 2.75273e-01 193 2012 5 nan nan 0 2012 6 3.06738e-01 5.08625e-02 322 2012 7 4.63139e-01 2.97717e-01 315 2012 8 3.07551e-01 5.30063e-02 258 2012 9 4.31653e-01 6.74248e-02 537 2012 10 5.70485e-01 2.06773e-01 402 2012 11 1.02806e+00 4.43397e-01 517 2012 12 9.28566e-01 9.24290e-02 359 2013 1 1.23282e+00 5.53968e-01 534 2013 2 1.09004e+00 1.62225e-01 698 2013 3 7.99631e-01 3.97328e-01 513 2013 4 3.93100e-01 1.18057e-01 256 2013 5 3.37912e-01 4.71797e-02 384 2013 6 2.79369e-01 7.69416e-02 453 2013 7 3.10584e-01 8.73421e-02 472 2013 8 3.53921e-01 1.27675e-01 594 2013 9 5.29441e-01 2.51239e-01 761 2013 10 1.37384e+00 7.86559e-01 972 2013 11 1.07256e+00 1.25838e-01 541 2013 12 1.04254e+00 1.90037e-01 863 2014 1 8.26325e-01 1.47933e-01 545 2014 2 7.07948e-01 1.66013e-01 644 2014 3 3.72928e-01 6.35219e-02 629 2014 4 7.30002e-01 3.33386e-01 333 2014 5 5.36789e-01 2.02824e-01 353 2014 6 4.77853e-01 9.95024e-02 834 2014 7 6.72559e-01 3.46170e-01 831 2014 8 4.06619e-01 1.33450e-01 451 2014 9 4.50937e-01 1.76837e-01 1203 2014 10 9.16889e-01 3.46167e-01 941 2014 11 1.08026e+00 9.56656e-02 733 2014 12 9.58321e-01 1.29077e-01 963 2015 1 9.61393e-01 2.23202e-01 735 2015 2 7.41587e-01 1.33747e-01 478 2015 3 5.67682e-01 1.07014e-01 566 2015 4 4.69487e-01 1.06739e-01 195 2015 5 5.23647e-01 3.51209e-01 150 2015 6 9.14497e-01 1.42063e+00 641 2015 7 5.95459e-01 1.95191e-01 314 2015 8 2.94275e-01 4.61959e-02 597 2015 9 9.63844e-01 6.14587e-01 604 2015 10 1.56695e+00 7.23009e-01 449 2015 11 1.26017e+00 5.49989e-01 621 2015 12 1.23323e+00 1.07176e-01 640 2016 1 1.13245e+00 1.15972e-01 759 2016 2 7.04721e-01 1.38878e-01 1091 2016 3 6.10897e-01 1.04089e-01 444 2016 4 6.47040e-01 4.71822e-01 554 2016 5 5.73790e-01 2.59142e-01 545 2016 6 3.32196e-01 1.34402e-01 373 2016 7 4.50462e-01 1.46846e-01 448 2016 8 2.91498e-01 4.93581e-02 481 2016 9 1.02334e+00 1.15903e+00 644 2016 10 1.67774e+00 9.78512e-01 573 2016 11 2.89466e+00 4.91137e+00 563 2016 12 1.22165e+00 1.60972e-01 640 2017 1 1.06028e+00 2.80820e-01 608 2017 2 8.32406e-01 1.41276e-01 447 2017 3 5.90944e-01 2.29966e-01 427 2017 4 4.31909e-01 3.67625e-02 192 2017 5 3.33869e-01 5.15322e-02 165 2017 6 2.98336e-01 3.95435e-02 946 2017 7 3.79085e-01 9.83146e-02 508 2017 8 4.01924e-01 2.18025e-01 517 2017 9 7.74660e-01 3.53475e-01 521 2017 10 2.09441e+00 1.80670e+00 511 2017 11 1.18381e+00 2.83623e-01 704 2017 12 1.16369e+00 1.68652e-01 853 2018 1 1.04294e+00 2.71371e-01 727 2018 2 9.12921e-01 6.34877e-02 325 2018 3 7.54409e-01 1.42821e-01 716 2018 4 1.01452e+00 2.94711e-01 270 2018 5 3.91371e-01 6.38279e-02 320 2018 6 6.62955e-01 2.62079e-01 605 2018 7 4.15543e-01 1.61517e-01 500 2018 8 4.90755e-01 1.29822e-01 829 2018 9 6.41091e-01 2.56653e-01 689 2018 10 1.18816e+00 1.07456e+00 203 2018 11 9.87797e-01 1.13592e-01 347 2018 12 1.58854e+00 5.07587e-01 655 2019 1 1.12804e+00 1.22819e-01 384 2019 2 1.18532e+00 2.03985e-01 642 2019 3 8.46111e-01 1.47817e-01 832 2019 4 1.15189e+00 1.16578e+00 563 2019 5 9.57854e-01 4.52312e-01 624 2019 6 5.49670e-01 3.13648e-01 733 2019 7 5.67538e-01 1.58596e-01 864 2019 8 8.67085e-01 1.12885e+00 887 2019 9 8.76952e-01 4.85671e-01 1024 2019 10 8.58150e-01 2.87261e-01 595 2019 11 1.09576e+00 2.70325e-01 447 2019 12 1.51204e+00 4.11255e-01 435 2020 1 1.01186e+00 1.10610e-01 522 2020 2 1.11716e+00 1.74925e-01 673 2020 3 9.18704e-01 2.25931e-01 534 2020 4 6.92041e-01 3.47302e-01 280 2020 5 4.34123e-01 1.79229e-01 448 2020 6 4.61880e-01 1.10715e-01 917 2020 7 4.93536e-01 2.14099e-01 726 2020 8 5.78559e-01 1.31674e-01 403 2020 9 8.24851e-01 6.04565e-01 969 2020 10 1.85273e+00 1.19887e+00 1406 2020 11 1.24818e+00 1.36823e-01 460 2020 12 1.57602e+00 2.74115e-01 397 2021 1 1.19424e+00 1.52703e-01 815 2021 2 8.75414e-01 1.08260e-01 783 2021 3 7.06851e-01 1.36977e-01 454 2021 4 5.31869e-01 1.01922e-01 310 2021 5 4.24385e-01 1.88406e-01 513 2021 6 3.98538e-01 1.06155e-01 661 2021 7 4.48096e-01 9.39486e-02 878 2021 8 4.08867e-01 6.97104e-02 640 2021 9 1.15785e+00 6.40768e-01 741 2021 10 1.55531e+00 9.74994e-01 969 2021 11 1.67625e+00 1.11559e+00 637 2021 12 1.25285e+00 2.66035e-01 325 2022 1 1.19388e+00 1.54229e-01 640 2022 2 8.30608e-01 2.03296e-01 900 2022 3 7.18481e-01 1.83497e-01 271 2022 4 8.57173e-01 7.21025e-02 62 2022 5 4.83349e-01 2.04657e-01 297 2022 6 2.73966e-01 5.16213e-02 431 2022 7 3.52824e-01 2.34244e-01 384 2022 8 4.39241e-01 1.14626e-01 574 2022 9 1.00789e+00 9.50568e-01 930 2022 10 9.21460e-01 3.08253e-01 744 2022 11 1.27314e+00 9.97344e-01 415 2022 12 1.05135e+00 1.79887e-01 535 2023 1 8.22188e-01 2.07149e-01 208 2023 2 9.67846e-01 2.85156e-01 570 2023 3 5.33524e-01 1.35976e-01 949 2023 4 5.15556e-01 2.62892e-01 866 2023 5 5.50022e-01 1.50105e-01 382 2023 6 3.95499e-01 1.54593e-01 1017 2023 7 4.81318e-01 3.46099e-01 704 2023 8 3.47739e-01 1.49066e-01 442 2023 9 6.34791e-01 2.07319e-01 1024 2023 10 4.91943e-01 1.65538e-01 825 2023 11 1.68920e+00 5.73095e-01 482 2023 12 1.23326e+00 2.09211e-01 528 2024 1 1.10867e+00 2.19665e-01 849 2024 2 7.89537e-01 1.38242e-01 960 2024 3 6.54616e-01 8.16120e-02 681 2024 4 4.37205e-01 5.72465e-02 128