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 2.58506e-01 6.74243e-02 319 2002 8 1.15387e-01 8.72434e-02 246 2002 9 5.28901e-02 4.04809e-02 192 2002 10 5.58974e-02 5.24567e-02 709 2002 11 3.36708e-02 3.49585e-02 296 2002 12 6.22245e-02 3.99839e-02 542 2003 1 9.99335e-03 1.02606e-02 502 2003 2 3.40605e-02 2.89545e-02 605 2003 3 7.34956e-02 5.73277e-02 661 2003 4 2.10507e-01 6.65028e-02 317 2003 5 2.41263e-01 6.81406e-02 707 2003 6 9.25704e-02 4.38774e-02 346 2003 7 2.05969e-01 1.29779e-01 359 2003 8 1.90946e-01 2.47854e-01 380 2003 9 9.01455e-02 5.32682e-02 218 2003 10 4.86166e-02 3.99505e-02 470 2003 11 6.26356e-03 6.21325e-03 736 2003 12 3.93420e-02 4.32493e-02 348 2004 1 6.78323e-02 1.04887e-01 749 2004 2 1.14474e-01 5.17892e-02 823 2004 3 1.45507e-01 7.64931e-02 858 2004 4 1.58059e-01 1.09428e-01 605 2004 5 7.33762e-02 6.92750e-02 642 2004 6 1.45224e-01 7.58529e-02 676 2004 7 1.11677e-01 6.04482e-02 702 2004 8 8.23376e-02 9.49185e-02 259 2004 9 7.10687e-02 9.46594e-02 265 2004 10 8.40143e-02 7.89473e-02 566 2004 11 8.36596e-02 6.38393e-02 791 2004 12 8.14795e-02 6.69161e-02 610 2005 1 7.47488e-02 6.21080e-02 1145 2005 2 8.11768e-02 5.96208e-02 776 2005 3 1.27933e-01 8.33832e-02 593 2005 4 1.42708e-01 9.60670e-02 758 2005 5 2.11795e-01 7.46352e-02 305 2005 6 1.90083e-01 1.21701e-01 158 2005 7 1.86277e-01 1.25613e-01 448 2005 8 1.43576e-01 7.99811e-02 503 2005 9 2.96687e-01 1.59460e-01 492 2005 10 9.06290e-02 7.43392e-02 315 2005 11 3.73048e-02 3.76739e-02 610 2005 12 7.38315e-03 2.31651e-03 64 2006 1 5.51718e-02 4.32305e-02 281 2006 2 8.09839e-02 6.43193e-02 761 2006 3 3.03476e-01 1.13252e-01 829 2006 4 2.58280e-01 7.52317e-02 749 2006 5 1.73353e-01 9.43337e-02 549 2006 6 2.52921e-01 9.41955e-02 803 2006 7 1.88587e-01 1.44342e-01 133 2006 8 3.85357e-01 2.16049e-01 210 2006 9 1.43732e-01 8.43516e-02 219 2006 10 1.75824e-01 1.08853e-01 326 2006 11 7.63238e-02 3.25054e-02 422 2006 12 5.51318e-02 2.65620e-02 332 2007 1 1.35664e-01 6.39718e-02 740 2007 2 1.47162e-01 8.46491e-02 433 2007 3 2.06298e-01 1.06432e-01 719 2007 4 2.00768e-01 1.01377e-01 593 2007 5 1.97334e-01 7.85631e-02 379 2007 6 2.17784e-01 7.06613e-02 204 2007 7 2.71311e-01 1.02523e-01 372 2007 8 1.73490e-01 7.74154e-02 502 2007 9 1.49722e-01 1.01140e-01 241 2007 10 3.95016e-02 3.14665e-02 116 2007 11 6.05686e-02 3.39862e-02 610 2007 12 1.12041e-01 1.15972e-01 1125 2008 1 8.81523e-02 7.22605e-02 645 2008 2 1.05510e-01 5.76918e-02 1007 2008 3 1.95422e-01 1.22658e-01 698 2008 4 2.46315e-01 1.10004e-01 538 2008 5 2.47486e-01 7.83556e-02 504 2008 6 1.91816e-01 1.05139e-01 339 2008 7 1.91756e-01 1.57372e-01 339 2008 8 9.91168e-02 7.26535e-02 448 2008 9 2.11300e-01 1.09917e-01 205 2008 10 2.63107e-01 1.61679e-01 241 2008 11 1.33431e-01 7.72909e-02 836 2008 12 1.10531e-01 1.00131e-01 801 2009 1 6.75202e-02 5.74813e-02 728 2009 2 1.63391e-01 1.16259e-01 752 2009 3 3.13602e-01 9.34979e-02 887 2009 4 3.61604e-01 7.47095e-02 258 2009 5 3.56657e-01 7.37137e-02 365 2009 6 3.65129e-01 1.42649e-01 356 2009 7 3.19042e-01 1.26865e-01 389 2009 8 2.16008e-01 1.29808e-01 385 2009 9 2.53601e-01 1.41569e-01 536 2009 10 1.04973e-01 9.92771e-02 825 2009 11 5.75847e-02 5.29369e-02 275 2009 12 5.29625e-02 8.79607e-02 655 2010 1 7.39242e-02 3.84547e-02 381 2010 2 1.51118e-02 1.47499e-02 315 2010 3 8.19120e-02 4.77433e-02 509 2010 4 3.38796e-01 1.11660e-01 550 2010 5 2.95749e-01 1.03077e-01 563 2010 6 1.98763e-01 7.76625e-02 512 2010 7 1.33844e-01 1.34777e-01 267 2010 8 2.07559e-01 1.17947e-01 348 2010 9 2.58767e-01 1.63512e-01 453 2010 10 1.40709e-01 1.06437e-01 638 2010 11 1.27419e-01 9.77852e-02 713 2010 12 3.58115e-02 4.12685e-02 604 2011 1 1.71630e-02 1.24483e-02 630 2011 2 5.50074e-02 4.33804e-02 816 2011 3 2.69672e-01 1.26022e-01 897 2011 4 2.44076e-01 1.05908e-01 679 2011 5 2.11971e-01 1.10764e-01 691 2011 6 1.80029e-01 7.01235e-02 361 2011 7 3.04780e-01 1.80583e-01 533 2011 8 2.11256e-01 1.05434e-01 553 2011 9 1.85985e-01 1.80558e-01 415 2011 10 1.73729e-01 1.03525e-01 283 2011 11 4.73918e-02 4.75780e-02 837 2011 12 5.78886e-02 5.51315e-02 832 2012 1 1.05701e-01 7.65042e-02 768 2012 2 1.84822e-01 9.50457e-02 492 2012 3 3.30167e-01 1.14754e-01 608 2012 4 2.82001e-01 1.53749e-01 503 2012 5 2.31303e-01 8.78545e-02 690 2012 6 2.32689e-01 1.45319e-01 378 2012 7 2.84787e-01 1.07545e-01 379 2012 8 4.43597e-01 1.22719e-01 174 2012 9 2.88295e-01 1.12445e-01 467 2012 10 1.22874e-01 1.09150e-01 483 2012 11 4.18562e-02 4.70428e-02 766 2012 12 9.49503e-02 5.02414e-02 707 2013 1 1.88123e-01 6.22968e-02 638 2013 2 1.88732e-01 9.40244e-02 990 2013 3 2.07621e-01 1.28886e-01 407 2013 4 1.95700e-01 1.03076e-01 448 2013 5 2.31551e-01 8.14696e-02 704 2013 6 2.31870e-01 1.06312e-01 326 2013 7 2.22051e-01 7.95521e-02 254 2013 8 1.87615e-01 1.06906e-01 404 2013 9 1.65508e-01 1.27090e-01 321 2013 10 1.31642e-01 6.95229e-02 695 2013 11 4.91167e-02 4.00121e-02 431 2013 12 4.29575e-02 3.08914e-02 657 2014 1 1.28564e-01 9.92381e-02 422 2014 2 2.06751e-01 7.49617e-02 879 2014 3 1.56874e-01 7.19253e-02 605 2014 4 2.32798e-01 8.88879e-02 576 2014 5 3.21457e-01 1.16476e-01 320 2014 6 2.16154e-01 8.06119e-02 442 2014 7 2.64131e-01 2.15342e-01 313 2014 8 1.66442e-01 1.23350e-01 309 2014 9 2.36553e-01 1.81931e-01 188 2014 10 1.10564e-01 7.04640e-02 458 2014 11 9.42305e-02 9.77876e-02 893 2014 12 4.85036e-02 4.12587e-02 697 2015 1 6.39282e-02 6.32325e-02 498 2015 2 1.01759e-01 1.09311e-01 526 2015 3 2.79950e-01 8.68958e-02 980 2015 4 2.52017e-01 6.75410e-02 567 2015 5 2.26753e-01 7.34178e-02 496 2015 6 1.98721e-01 1.67779e-01 330 2015 7 2.06587e-01 9.61119e-02 399 2015 8 2.15838e-01 1.00396e-01 399 2015 9 1.79175e-01 1.27919e-01 268 2015 10 8.77599e-02 9.10803e-02 440 2015 11 5.92273e-02 7.14332e-02 884 2015 12 7.75787e-02 9.10484e-02 434 2016 1 2.97571e-01 1.18057e-01 22 2016 2 1.13335e-01 1.61034e-01 543 2016 3 2.26698e-01 1.20924e-01 446 2016 4 9.65294e-02 4.30653e-02 557 2016 5 1.12193e-01 8.81426e-02 548 2016 6 2.21171e-01 1.10491e-01 588 2016 7 3.46490e-01 1.54981e-01 696 2016 8 2.20627e-01 6.91334e-02 471 2016 9 1.32545e-01 1.04857e-01 801 2016 10 4.69684e-02 8.25639e-02 548 2016 11 3.05489e-02 3.00974e-02 1021 2016 12 3.08821e-02 3.82906e-02 778 2017 1 2.82086e-02 2.49733e-02 520 2017 2 6.15480e-02 3.19665e-02 586 2017 3 1.32007e-01 6.49278e-02 608 2017 4 1.83241e-01 4.74924e-02 384 2017 5 2.90794e-01 1.05593e-01 550 2017 6 2.34877e-01 7.68855e-02 299 2017 7 2.17721e-01 1.33041e-01 176 2017 8 3.86515e-01 1.76951e-01 424 2017 9 2.70173e-01 1.97720e-01 396 2017 10 1.28694e-01 2.13321e-01 383 2017 11 7.12264e-02 7.25391e-02 595 2017 12 7.74929e-02 8.41225e-02 1023 2018 1 1.61691e-01 6.92527e-02 158 2018 2 1.74752e-01 1.16231e-01 635 2018 3 2.85976e-01 9.82927e-02 768 2018 4 2.12828e-01 1.48378e-01 436 2018 5 2.66995e-01 1.60497e-01 384 2018 6 3.40576e-01 9.79287e-02 384 2018 7 3.32972e-01 1.19327e-01 808 2018 8 8.50336e-02 8.17093e-02 346 2018 9 1.48443e-01 1.35407e-01 648 2018 10 3.60340e-02 7.18268e-02 788 2018 11 1.05139e-01 6.74724e-02 563 2018 12 6.18497e-02 7.90085e-02 527 2019 1 1.09744e-01 9.45506e-02 591 2019 2 2.40112e-01 1.20768e-01 924 2019 3 2.69503e-01 1.39511e-01 870 2019 4 2.23018e-01 1.39121e-01 602 2019 5 3.40153e-01 1.64492e-01 697 2019 6 3.83844e-01 1.49992e-01 561 2019 7 3.50513e-01 1.29395e-01 687 2019 8 2.57679e-01 1.20627e-01 238 2019 9 1.61423e-01 1.67422e-01 368 2019 10 1.46042e-01 5.84728e-02 582 2019 11 1.13743e-01 6.21494e-02 625 2019 12 1.02031e-01 8.92849e-02 580 2020 1 4.56318e-02 4.19329e-02 448 2020 2 9.14239e-02 7.93848e-02 457 2020 3 1.45146e-01 7.04640e-02 851 2020 4 3.70657e-01 1.45324e-01 384 2020 5 1.72651e-01 1.28274e-01 319 2020 6 2.50747e-01 1.47258e-01 429 2020 7 2.54562e-01 1.11414e-01 384 2020 8 2.94104e-01 1.04063e-01 596 2020 9 2.13678e-01 1.86248e-01 302 2020 10 1.59592e-01 1.49805e-01 292 2020 11 9.85544e-02 8.10949e-02 411 2020 12 4.62334e-02 3.03237e-02 652 2021 1 2.34765e-02 2.77262e-02 575 2021 2 1.81208e-01 1.45262e-01 639 2021 3 1.74602e-01 1.10749e-01 994 2021 4 2.39791e-01 1.25526e-01 768 2021 5 2.99736e-01 1.12344e-01 561 2021 6 9.17259e-02 7.27165e-02 305 2021 7 2.67427e-01 1.02328e-01 421 2021 8 2.38677e-01 1.91757e-01 325 2021 9 9.57269e-02 6.90719e-02 576 2021 10 9.24981e-02 7.15113e-02 529 2021 11 6.58828e-02 4.73766e-02 271 2021 12 1.13196e-01 7.16422e-02 968 2022 1 7.49070e-02 5.74877e-02 609 2022 2 1.52208e-01 9.89321e-02 943 2022 3 2.69414e-01 1.28419e-01 584 2022 4 3.78664e-01 1.63415e-01 256 2022 5 3.56375e-01 1.56271e-01 415 2022 6 1.85820e-01 9.44813e-02 576 2022 7 2.01460e-01 1.85124e-01 606 2022 8 3.22103e-01 1.46611e-01 396 2022 9 2.11211e-01 1.85469e-01 334 2022 10 1.16667e-01 9.20275e-02 675 2022 11 1.35639e-01 1.03041e-01 424 2022 12 1.38469e-01 9.56192e-02 783 2023 1 2.41144e-02 5.28648e-02 332 2023 2 2.11072e-01 1.18188e-01 833 2023 3 3.85754e-01 1.73324e-01 704 2023 4 4.42323e-01 1.16464e-01 228 2023 5 3.60325e-01 1.32677e-01 712 2023 6 3.75588e-01 2.09238e-01 538 2023 7 3.52158e-01 1.78888e-01 557 2023 8 3.93271e-01 2.06565e-01 263 2023 9 1.99513e-01 1.38316e-01 491 2023 10 4.07165e-02 6.70003e-02 541 2023 11 1.24435e-01 1.20997e-01 281 2023 12 6.62808e-02 5.35990e-02 365 2024 1 7.25656e-02 4.18589e-02 345 2024 2 9.52462e-02 8.31224e-02 707 2024 3 1.76076e-01 9.51551e-02 448 2024 4 3.82748e-01 3.62244e-02 64