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 1.04203e-01 1.83619e-02 257 2002 8 9.22766e-02 6.81435e-03 213 2002 9 1.05321e-01 1.23119e-02 415 2002 10 1.15679e-01 2.41489e-02 731 2002 11 1.23712e-01 2.47230e-02 338 2002 12 1.69314e-01 4.26346e-02 286 2003 1 2.43692e-01 5.15435e-02 704 2003 2 2.08555e-01 3.88353e-02 468 2003 3 2.23944e-01 1.17067e-01 581 2003 4 1.22356e-01 3.61691e-02 432 2003 5 1.02351e-01 4.04863e-02 384 2003 6 9.16779e-02 7.19134e-03 95 2003 7 1.17119e-01 2.70888e-02 292 2003 8 1.70797e-01 9.10681e-03 249 2003 9 1.86854e-01 9.97175e-02 478 2003 10 1.79465e-01 4.39859e-02 685 2003 11 1.72406e-01 2.33821e-02 339 2003 12 2.47588e-01 4.74871e-02 236 2004 1 2.33091e-01 5.90295e-02 448 2004 2 1.88751e-01 4.66338e-02 556 2004 3 1.32923e-01 2.74631e-02 331 2004 4 1.21658e-01 5.58418e-02 555 2004 5 7.75371e-02 7.29518e-03 320 2004 6 1.22188e-01 5.98237e-02 801 2004 7 1.00741e-01 2.74834e-02 558 2004 8 1.71966e-01 1.17717e-01 415 2004 9 1.76279e-01 1.57139e-01 351 2004 10 1.15059e-01 1.94406e-02 665 2004 11 1.67555e-01 2.70406e-02 188 2004 12 2.11647e-01 5.11401e-02 340 2005 1 2.10453e-01 4.44038e-02 635 2005 2 1.83991e-01 2.71784e-02 404 2005 3 1.64253e-01 3.39171e-02 511 2005 4 1.35638e-01 2.41502e-02 424 2005 5 9.42064e-02 1.87334e-02 507 2005 6 7.83491e-02 7.20161e-03 123 2005 7 9.35459e-02 1.56314e-02 397 2005 8 1.17105e-01 3.75767e-02 458 2005 9 1.33319e-01 6.69842e-02 628 2005 10 1.60118e-01 1.07732e-01 343 2005 11 2.00518e-01 8.07681e-02 451 2005 12 3.84472e-01 2.29025e-01 698 2006 1 3.34392e-01 2.30797e-01 497 2006 2 2.02869e-01 6.01030e-02 657 2006 3 1.28657e-01 4.94102e-02 668 2006 4 9.30593e-02 3.82974e-02 630 2006 5 1.03611e-01 2.69419e-02 448 2006 6 1.08265e-01 1.70024e-02 256 2006 7 1.10345e-01 3.85718e-02 273 2006 8 1.68821e-01 8.14373e-02 256 2006 9 1.51972e-01 6.50017e-02 461 2006 10 1.18341e-01 8.85597e-02 520 2006 11 1.66830e-01 3.60070e-02 485 2006 12 1.70355e-01 2.97691e-02 226 2007 1 1.45546e-01 5.20379e-02 437 2007 2 1.92251e-01 9.84716e-02 515 2007 3 1.27905e-01 3.81969e-02 191 2007 4 1.29167e-01 3.09868e-02 512 2007 5 8.62903e-02 2.85457e-02 293 2007 6 9.43495e-02 9.74028e-03 454 2007 7 1.19374e-01 8.99051e-02 322 2007 8 1.12567e-01 6.70316e-02 415 2007 9 1.28628e-01 2.71147e-02 175 2007 10 1.68043e-01 1.42177e-01 148 2007 11 1.66095e-01 4.20649e-02 671 2007 12 1.59203e-01 3.90803e-02 492 2008 1 1.87496e-01 3.39964e-02 378 2008 2 1.65288e-01 5.24837e-02 539 2008 3 1.61737e-01 4.82545e-02 104 2008 4 8.80824e-02 1.61178e-02 366 2008 5 8.74505e-02 1.13659e-02 320 2008 6 7.69644e-02 1.04973e-02 314 2008 7 1.08684e-01 1.71164e-02 399 2008 8 1.20048e-01 1.14533e-02 448 2008 9 1.01981e-01 1.35717e-02 289 2008 10 9.98078e-02 4.08344e-02 443 2008 11 1.74247e-01 1.22235e-01 597 2008 12 1.79457e-01 2.54336e-02 310 2009 1 1.97334e-01 4.65491e-02 612 2009 2 1.59055e-01 3.18490e-02 596 2009 3 1.62338e-01 6.14016e-02 401 2009 4 1.11295e-01 5.13103e-02 283 2009 5 1.04564e-01 5.37881e-02 311 2009 6 8.39795e-02 1.18832e-02 320 2009 7 9.64009e-02 2.00421e-02 204 2009 8 7.64740e-02 1.51366e-02 390 2009 9 1.08056e-01 2.29624e-02 338 2009 10 1.41859e-01 9.77703e-02 799 2009 11 1.63386e-01 3.52327e-02 488 2009 12 1.53747e-01 5.24600e-02 418 2010 1 2.10292e-01 4.72369e-02 350 2010 2 2.49339e-01 6.29589e-02 409 2010 3 3.41487e-01 1.75646e-01 548 2010 4 1.46817e-01 4.79751e-02 416 2010 5 1.13194e-01 2.79799e-02 380 2010 6 9.19315e-02 1.75181e-02 758 2010 7 1.24437e-01 3.11095e-02 453 2010 8 2.23940e-01 1.06592e-01 424 2010 9 1.04149e-01 1.65933e-02 151 2010 10 1.28767e-01 4.89668e-02 667 2010 11 1.41914e-01 2.65770e-02 656 2010 12 2.49244e-01 5.29925e-02 656 2011 1 2.04833e-01 2.79267e-02 449 2011 2 1.85052e-01 8.14071e-02 616 2011 3 1.46014e-01 5.68965e-02 1011 2011 4 1.15899e-01 3.71308e-02 652 2011 5 1.10860e-01 3.18221e-02 527 2011 6 1.42933e-01 1.50945e-01 438 2011 7 1.24279e-01 4.35586e-02 552 2011 8 1.19970e-01 8.47731e-03 130 2011 9 1.48907e-01 3.86129e-02 468 2011 10 2.25909e-01 5.41113e-02 334 2011 11 2.14260e-01 1.31383e-01 515 2011 12 1.74022e-01 3.65772e-02 498 2012 1 2.31932e-01 9.83334e-02 519 2012 2 1.28601e-01 2.78572e-02 711 2012 3 9.37265e-02 1.72123e-02 353 2012 4 9.14381e-02 3.72405e-02 353 2012 5 9.37044e-02 3.21907e-02 220 2012 6 1.43749e-01 5.21928e-02 310 2012 7 1.17824e-01 2.98481e-02 320 2012 8 1.02161e-01 2.02299e-02 441 2012 9 1.46755e-01 5.00772e-02 599 2012 10 1.42365e-01 5.37852e-02 646 2012 11 1.81185e-01 3.77292e-02 820 2012 12 1.49098e-01 4.96859e-02 264 2013 1 1.25819e-01 1.39647e-02 478 2013 2 1.31060e-01 2.51866e-02 603 2013 3 1.51881e-01 3.41982e-02 580 2013 4 1.40261e-01 2.97103e-02 131 2013 5 1.01618e-01 2.38161e-02 448 2013 6 1.07424e-01 7.72746e-03 82 2013 7 8.92751e-02 1.80789e-02 241 2013 8 1.12571e-01 1.97110e-02 256 2013 9 1.77323e-01 7.06226e-02 267 2013 10 1.37541e-01 3.45271e-02 760 2013 11 1.24095e-01 3.28704e-02 252 2013 12 1.46248e-01 1.82662e-02 283 2014 1 1.90586e-01 2.94015e-02 470 2014 2 1.39028e-01 2.33269e-02 833 2014 3 1.44180e-01 2.71498e-02 525 2014 4 1.02733e-01 2.48841e-02 603 2014 5 9.39941e-02 1.27625e-02 320 2014 6 1.24865e-01 9.85678e-02 632 2014 7 9.76741e-02 6.44629e-03 273 2014 8 1.80386e-01 9.22919e-02 568 2014 9 1.64802e-01 1.36937e-01 139 2014 10 1.94435e-01 9.27776e-02 614 2014 11 2.21959e-01 3.62416e-02 593 2014 12 2.31828e-01 6.72694e-02 382 2015 1 1.73523e-01 7.39066e-02 646 2015 2 1.75521e-01 3.49992e-02 523 2015 3 1.16158e-01 1.91058e-02 870 2015 4 8.13702e-02 2.22655e-02 255 2015 5 9.20653e-02 2.91168e-02 546 2015 6 9.12016e-02 7.46805e-03 369 2015 7 1.25274e-01 3.18361e-02 448 2015 8 2.17568e-01 5.88413e-02 510 2015 9 3.24828e-01 2.21940e-01 261 2015 10 2.36979e-01 8.88037e-02 549 2015 11 1.70270e-01 4.73982e-02 396 2015 12 1.98173e-01 3.02268e-02 177 2016 1 2.41117e-01 9.43245e-02 130 2016 2 2.58316e-01 5.83788e-02 540 2016 3 2.10214e-01 9.09205e-02 263 2016 4 1.21884e-01 2.38859e-02 506 2016 5 1.51032e-01 2.76506e-02 256 2016 6 1.50774e-01 6.56139e-02 238 2016 7 1.02664e-01 2.42859e-02 519 2016 8 1.09110e-01 1.77986e-02 344 2016 9 1.69092e-01 1.14881e-01 487 2016 10 1.91501e-01 9.66745e-02 266 2016 11 1.64604e-01 2.91384e-02 361 2016 12 1.72728e-01 2.95514e-02 420 2017 1 1.94351e-01 8.22141e-02 432 2017 2 1.91159e-01 8.92485e-02 493 2017 3 1.14454e-01 4.86121e-02 406 2017 4 1.30783e-01 3.99155e-02 166 2017 5 1.00494e-01 2.73242e-02 638 2017 6 1.27719e-01 1.89797e-01 254 2017 7 1.07616e-01 2.02488e-02 629 2017 8 1.37777e-01 6.72952e-02 376 2017 9 1.96596e-01 1.16299e-01 576 2017 10 2.22589e-01 8.62643e-02 247 2017 11 1.57759e-01 5.18228e-02 658 2017 12 1.58464e-01 2.77374e-02 768 2018 1 2.25291e-01 5.09209e-02 368 2018 2 1.35486e-01 7.52903e-02 667 2018 3 1.44696e-01 8.29965e-02 896 2018 4 9.83836e-02 5.46519e-02 447 2018 5 9.68914e-02 2.99855e-02 190 2018 6 9.93951e-02 1.94993e-02 279 2018 7 1.07334e-01 1.92939e-02 446 2018 8 9.93074e-02 2.08960e-02 398 2018 9 2.08110e-01 1.53585e-01 597 2018 10 1.69691e-01 1.06430e-01 633 2018 11 2.71055e-01 1.60233e-01 428 2018 12 2.01781e-01 1.08296e-01 392 2019 1 1.72313e-01 2.15137e-02 594 2019 2 1.68084e-01 4.87409e-02 664 2019 3 1.01616e-01 2.28801e-02 558 2019 4 9.56394e-02 9.46521e-03 491 2019 5 1.66270e-01 9.75710e-02 307 2019 6 1.05360e-01 2.81383e-02 549 2019 7 1.25745e-01 5.78854e-02 498 2019 8 1.39981e-01 1.32339e-01 345 2019 9 2.07277e-01 8.51715e-02 386 2019 10 1.18097e-01 2.43358e-02 562 2019 11 1.50800e-01 2.96504e-02 802 2019 12 1.74245e-01 4.35545e-02 293 2020 1 1.66354e-01 1.49038e-02 817 2020 2 1.74136e-01 4.64076e-02 403 2020 3 1.14324e-01 8.94933e-02 522 2020 4 1.18483e-01 2.37744e-02 405 2020 5 1.08281e-01 7.10030e-02 395 2020 6 9.32631e-02 1.67755e-02 225 2020 7 1.52414e-01 2.32970e-01 482 2020 8 8.98773e-02 1.38740e-02 704 2020 9 1.36388e-01 3.83608e-02 390 2020 10 1.14613e-01 5.31059e-02 470 2020 11 1.53055e-01 3.17117e-02 150 2020 12 1.84299e-01 4.56625e-02 583 2021 1 1.86619e-01 2.84260e-02 682 2021 2 1.64030e-01 3.39393e-02 503 2021 3 1.02098e-01 2.43637e-02 742 2021 4 9.91477e-02 2.47292e-02 427 2021 5 8.58280e-02 1.55467e-02 206 2021 6 1.06303e-01 4.70327e-02 170 2021 7 1.06850e-01 4.46788e-02 500 2021 8 1.14485e-01 2.05601e-02 514 2021 9 1.88353e-01 4.60670e-02 384 2021 10 2.17225e-01 4.25024e-02 457 2021 11 2.76023e-01 1.06628e-01 565 2021 12 1.66796e-01 4.17026e-02 738 2022 1 1.86399e-01 4.34497e-02 676 2022 2 1.65545e-01 4.26133e-02 428 2022 3 1.06143e-01 4.59705e-02 146 2022 4 6.92851e-02 6.80101e-03 111 2022 5 8.71640e-02 2.22166e-02 564 2022 6 9.47917e-02 1.71473e-02 464 2022 7 9.53154e-02 1.53110e-02 615 2022 8 1.14526e-01 2.88146e-02 544 2022 9 3.96921e-01 2.64117e-01 442 2022 10 1.27855e-01 2.63151e-02 310 2022 11 1.34908e-01 9.91420e-02 678 2022 12 1.45486e-01 7.91915e-02 340 2023 1 1.99592e-01 5.40048e-02 870 2023 2 1.56151e-01 1.49493e-01 929 2023 3 1.42651e-01 8.10396e-02 560 2023 4 6.07712e-02 5.96912e-03 431 2023 5 7.73695e-02 2.03999e-02 400 2023 6 8.90141e-02 3.12109e-02 403 2023 7 1.85631e-01 1.22369e-01 348 2023 8 1.54032e-01 9.17767e-02 440 2023 9 3.31169e-01 3.48050e-01 443 2023 10 2.91445e-01 7.50597e-02 411 2023 11 1.57924e-01 5.78944e-02 232 2023 12 1.89620e-01 2.72409e-02 256 2024 1 1.51329e-01 3.06292e-02 301 2024 2 1.91510e-01 3.85754e-02 423 2024 3 1.27803e-01 4.08070e-02 384 2024 4 8.48856e-02 1.68271e-03 64