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 2.35733e-01 1.12242e-01 363 2002 8 9.27081e-02 3.73794e-02 253 2002 9 3.94021e-02 1.18185e-02 163 2002 10 9.77103e-02 7.62251e-02 685 2002 11 4.68514e-02 2.51972e-02 259 2002 12 5.67949e-02 4.09264e-02 581 2003 1 2.45726e-02 2.29407e-02 83 2003 2 5.52785e-02 2.46243e-02 384 2003 3 6.33960e-02 4.60584e-02 700 2003 4 1.02440e-01 7.91273e-02 365 2003 5 9.45766e-02 4.02239e-02 519 2003 6 6.91361e-02 1.51492e-01 371 2003 7 1.06262e-01 7.00294e-02 384 2003 8 6.29089e-02 7.32077e-02 93 2003 9 1.21107e-01 1.33528e-01 296 2003 10 1.97891e-02 2.74206e-02 65 2003 11 1.43937e-02 1.40384e-02 73 2003 12 1.00911e-02 3.07862e-03 151 2004 1 7.28407e-02 4.31293e-02 686 2004 2 7.41474e-02 3.83795e-02 665 2004 3 1.24666e-01 7.88762e-02 802 2004 4 6.01936e-02 4.69791e-02 339 2004 5 4.84411e-02 3.76374e-02 184 2004 6 8.41787e-02 2.52741e-01 332 2004 7 6.12900e-02 4.16741e-02 330 2004 8 5.67857e-02 7.12214e-02 224 2004 9 6.30304e-02 1.59637e-01 233 2004 10 8.34951e-02 7.73891e-02 679 2004 11 5.65656e-02 6.31120e-02 702 2004 12 5.13402e-02 3.32541e-02 600 2005 1 7.08350e-02 4.07111e-02 846 2005 2 7.46574e-02 1.20256e-01 467 2005 3 1.19897e-01 6.58707e-02 328 2005 4 7.66857e-02 8.39926e-02 439 2005 5 1.53706e-01 4.90734e-02 273 2005 6 1.11342e-01 6.28137e-02 137 2005 7 7.62453e-02 6.65893e-02 258 2005 8 1.30881e-01 8.46479e-02 236 2005 9 1.11847e-01 6.72871e-02 558 2005 10 1.39069e-01 6.36424e-02 97 2005 11 2.22548e-02 1.75177e-02 438 2005 12 2.75759e-06 1.05725e-05 469 2006 1 2.32776e-02 1.58660e-02 233 2006 2 1.70811e-03 9.39765e-03 125 2006 3 2.16534e-01 1.08539e-01 731 2006 4 2.21612e-01 9.44602e-02 757 2006 5 1.38540e-01 9.30605e-02 320 2006 6 9.54898e-02 5.78968e-02 647 2006 7 8.82798e-02 1.11377e-01 233 2006 8 9.32398e-02 4.23979e-02 326 2006 9 1.65744e-01 1.00389e-01 474 2006 10 1.53451e-01 9.20720e-02 220 2006 11 9.02592e-02 3.80308e-02 512 2006 12 1.12022e-01 6.17170e-02 448 2007 1 1.34399e-01 7.06014e-02 796 2007 2 1.72716e-01 1.20918e-01 343 2007 3 1.43610e-01 9.25014e-02 680 2007 4 2.84785e-01 2.01478e-01 502 2007 5 2.01758e-01 9.85084e-02 394 2007 6 1.52833e-01 4.69994e-02 248 2007 7 1.63400e-01 9.96408e-02 553 2007 8 5.84166e-02 7.21365e-02 341 2007 9 9.66598e-02 6.38993e-02 386 2007 10 4.07437e-02 1.73176e-02 265 2007 11 3.70169e-02 1.22420e-02 391 2007 12 1.32750e-01 9.40746e-02 404 2008 1 1.13369e-01 6.83029e-02 451 2008 2 9.69047e-02 3.05911e-02 768 2008 3 1.93186e-01 9.14251e-02 311 2008 4 1.81833e-01 7.84941e-02 624 2008 5 2.65538e-01 7.17245e-02 388 2008 6 1.60761e-01 1.13359e-01 309 2008 7 1.81058e-01 7.93157e-02 328 2008 8 1.26973e-01 4.63740e-02 359 2008 9 2.16239e-01 9.35352e-02 395 2008 10 2.23619e-01 7.80040e-02 296 2008 11 7.83922e-02 5.13282e-02 622 2008 12 7.63253e-02 5.82512e-02 797 2009 1 4.30622e-02 2.39348e-02 383 2009 2 1.11309e-01 6.42272e-02 641 2009 3 1.82465e-01 8.11442e-02 576 2009 4 2.33164e-01 8.59242e-02 448 2009 5 2.70069e-01 6.94068e-02 514 2009 6 1.74053e-01 1.27524e-01 312 2009 7 1.57556e-01 6.97271e-02 131 2009 8 1.10976e-01 4.32544e-02 313 2009 9 2.95807e-01 1.91706e-01 461 2009 10 8.85498e-02 4.91908e-02 937 2009 11 5.46429e-02 6.22103e-02 377 2009 12 3.64834e-02 2.48250e-02 497 2010 1 9.28751e-02 4.73476e-02 443 2010 2 1.37276e-01 1.30143e-01 60 2010 3 9.67037e-02 4.14289e-02 301 2010 4 1.96388e-01 1.15421e-01 625 2010 5 2.06702e-01 1.35633e-01 276 2010 6 8.96681e-02 1.01544e-01 620 2010 7 6.82373e-02 3.94452e-02 233 2010 8 1.10190e-01 7.15133e-02 489 2010 9 2.10726e-01 7.09284e-02 385 2010 10 7.24068e-02 6.69243e-02 526 2010 11 1.03533e-01 8.07667e-02 883 2010 12 4.99897e-02 2.14579e-02 501 2011 1 2.41198e-02 7.84222e-03 288 2011 2 9.37887e-02 4.39495e-02 262 2011 3 9.22189e-02 4.78143e-02 614 2011 4 1.68258e-01 8.03324e-02 768 2011 5 1.24927e-01 5.57090e-02 681 2011 6 1.62014e-01 6.02797e-02 383 2011 7 1.27324e-01 2.02071e-01 322 2011 8 9.61703e-02 6.10231e-02 500 2011 9 6.92444e-02 4.48062e-02 512 2011 10 1.53848e-01 5.94471e-02 93 2011 11 3.64235e-02 2.18712e-02 730 2011 12 3.51358e-02 2.25026e-02 718 2012 1 8.20511e-02 6.51378e-02 640 2012 2 1.82812e-01 7.91000e-02 429 2012 3 2.33046e-01 6.39800e-02 509 2012 4 1.34653e-01 7.95870e-02 479 2012 5 1.38681e-01 5.46451e-02 325 2012 6 8.74946e-02 2.05462e-02 384 2012 7 3.17048e-01 4.64094e-01 24 2012 8 6.13846e-02 1.42449e-02 66 2012 9 3.90015e-02 2.10768e-02 417 2012 10 8.03392e-02 6.05290e-02 386 2012 11 6.63077e-02 5.29021e-02 636 2012 12 5.81460e-02 3.99813e-02 528 2013 1 9.52471e-02 5.32481e-02 736 2013 2 1.65730e-01 7.82845e-02 798 2013 3 1.14397e-01 5.84393e-02 418 2013 4 1.76843e-01 6.02779e-02 569 2013 5 1.74941e-01 7.71693e-02 510 2013 6 1.39235e-01 5.29532e-02 263 2013 7 1.06502e-01 7.29166e-02 344 2013 8 1.67445e-01 6.73246e-02 214 2013 9 1.30465e-01 8.57153e-02 476 2013 10 8.09469e-02 5.12028e-02 646 2013 11 8.80968e-02 8.48504e-02 666 2013 12 3.27565e-02 1.89337e-02 446 2014 1 1.02156e-01 5.69457e-02 448 2014 2 1.98494e-01 1.10290e-01 854 2014 3 1.42681e-01 6.11719e-02 599 2014 4 1.02632e-01 4.22748e-02 448 2014 5 2.91620e-01 1.39137e-01 427 2014 6 1.70826e-01 1.56576e-01 279 2014 7 1.99264e-01 9.59637e-02 383 2014 8 7.67973e-02 5.00345e-02 199 2014 9 4.54460e-02 2.36028e-02 205 2014 10 4.60267e-02 5.96813e-02 512 2014 11 1.18855e-01 7.70812e-02 626 2014 12 3.05150e-02 1.68387e-02 678 2015 1 2.80389e-02 1.05452e-02 440 2015 2 8.57913e-02 5.06150e-02 513 2015 3 1.97370e-01 8.08810e-02 989 2015 4 1.53202e-01 4.81303e-02 448 2015 5 2.06199e-01 8.77395e-02 415 2015 6 1.11328e-01 7.97328e-02 458 2015 7 5.35511e-02 4.35629e-02 251 2015 8 1.53350e-01 1.38903e-01 470 2015 9 1.18644e-01 8.95512e-02 464 2015 10 4.15714e-02 4.88419e-02 343 2015 11 1.31493e-02 1.86247e-02 203 2015 12 7.82018e-02 9.10526e-02 192 2016 1 7.57882e-02 1.09185e-01 11 2016 2 7.77940e-02 5.76554e-02 512 2016 3 1.52023e-01 9.08703e-02 384 2016 4 5.78187e-02 5.59155e-02 464 2016 5 3.39684e-02 3.53600e-02 146 2016 6 7.42622e-02 3.17919e-02 488 2016 7 6.16196e-02 3.28739e-02 265 2016 8 1.89276e-01 3.66616e-01 239 2016 9 6.64947e-02 6.00575e-02 225 2016 10 2.63251e-02 3.39216e-02 140 2016 11 3.14860e-02 4.78227e-02 855 2016 12 3.14928e-02 2.01713e-02 421 2017 1 4.69086e-02 1.11504e-01 461 2017 2 2.40407e-02 5.79037e-03 94 2017 3 1.21955e-01 7.21051e-02 524 2017 4 1.03776e-01 3.35097e-02 384 2017 5 2.00187e-01 4.39973e-02 506 2017 6 1.68547e-01 8.06917e-02 365 2017 7 1.66788e-01 7.81959e-02 261 2017 8 2.00632e-01 1.88012e-01 400 2017 9 1.94671e-01 1.02636e-01 272 2017 10 1.68926e-02 3.19275e-02 139 2017 11 1.09482e-01 5.21132e-02 349 2017 12 3.66965e-02 2.20421e-02 622 2018 1 3.09959e-02 1.15488e-02 134 2018 2 1.53438e-01 1.51117e-01 286 2018 3 1.88493e-01 1.05366e-01 717 2018 4 1.51212e-01 1.01546e-01 310 2018 5 1.83302e-01 1.34034e-01 119 2018 6 1.31175e-01 5.17358e-02 438 2018 7 1.19908e-01 9.07424e-02 360 2018 8 1.57022e-01 1.01060e-01 162 2018 9 3.02557e-02 3.80488e-02 493 2018 10 6.40256e-03 8.59512e-03 289 2018 11 5.16904e-02 1.91691e-01 117 2018 12 3.28941e-02 2.34173e-02 606 2019 1 7.45820e-02 5.41763e-02 408 2019 2 1.15888e-01 5.46730e-02 880 2019 3 2.13195e-01 7.83167e-02 749 2019 4 1.53790e-01 1.12505e-01 356 2019 5 2.82578e-01 2.33809e-01 208 2019 6 2.45696e-01 7.71206e-02 498 2019 7 3.18862e-01 1.67699e-01 588 2019 8 1.77992e-01 8.93351e-02 308 2019 9 1.72085e-01 1.00705e-01 403 2019 10 2.19569e-01 1.24356e-01 533 2019 11 1.09116e-01 8.61259e-02 698 2019 12 6.11384e-02 5.23975e-02 554 2020 1 4.91563e-02 3.61583e-02 508 2020 2 4.16911e-02 1.81802e-02 107 2020 3 1.34964e-01 5.82592e-02 676 2020 4 2.38330e-01 1.48519e-01 398 2020 5 2.02267e-01 1.07347e-01 331 2020 6 1.20905e-01 7.56412e-02 399 2020 7 1.34083e-01 3.99004e-02 316 2020 8 2.00881e-01 1.19187e-01 284 2020 9 1.97300e-01 1.15189e-01 363 2020 10 2.24579e-01 2.79355e-01 184 2020 11 6.46501e-02 5.30589e-02 315 2020 12 5.32382e-02 3.35769e-02 563 2021 1 2.04605e-02 1.35114e-02 271 2021 2 1.16406e-01 7.80423e-02 447 2021 3 1.46622e-01 5.48806e-02 483 2021 4 1.79845e-01 7.41351e-02 576 2021 5 2.54405e-01 1.04563e-01 419 2021 6 4.07477e-02 2.38442e-02 188 2021 7 8.80327e-02 6.14224e-02 414 2021 8 1.31923e-01 9.80482e-02 337 2021 9 9.24869e-02 9.05161e-02 437 2021 10 4.88925e-02 1.26895e-01 310 2021 11 8.52010e-02 6.95551e-02 321 2021 12 6.20723e-02 6.78390e-02 881 2022 1 3.29963e-02 1.93238e-02 617 2022 2 9.90110e-02 5.66400e-02 721 2022 3 1.13936e-01 4.35128e-02 582 2022 4 2.55042e-01 1.00801e-01 256 2022 5 1.67353e-01 8.39986e-02 438 2022 6 1.26874e-01 1.07574e-01 365 2022 7 1.41231e-02 1.57976e-02 82 2022 8 2.30190e-01 1.25873e-01 365 2022 9 8.58441e-02 6.16315e-02 330 2022 10 8.12360e-02 5.05562e-02 686 2022 11 1.40748e-01 9.15569e-02 666 2022 12 1.08887e-01 6.78202e-02 712 2023 1 7.52418e-02 5.66416e-02 703 2023 2 2.02587e-01 1.27939e-01 1012 2023 3 2.93669e-01 1.08804e-01 486 2023 4 3.56682e-01 1.49765e-01 139 2023 5 1.68590e-01 1.25152e-01 544 2023 6 1.37291e-01 9.45549e-02 541 2023 7 1.54537e-01 1.40626e-01 556 2023 8 1.98860e-01 1.38988e-01 313 2023 9 1.62727e-01 1.09745e-01 521 2023 10 5.26853e-02 2.53738e-02 429 2023 11 1.09898e-01 8.63604e-02 269 2023 12 6.03941e-02 3.26002e-02 268 2024 1 1.00549e-01 7.16006e-02 440 2024 2 7.02361e-02 5.12597e-02 728 2024 3 1.62695e-01 1.19983e-01 502 2024 4 2.59271e-01 3.18960e-02 64