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 3.73276e-02 3.19521e-03 128 2002 8 4.12599e-02 6.31905e-03 291 2002 9 4.13028e-02 3.21206e-03 268 2002 10 3.91963e-02 2.23010e-03 302 2002 11 3.88162e-02 3.27824e-03 903 2002 12 3.85353e-02 3.62353e-03 860 2003 1 3.69232e-02 4.35381e-03 846 2003 2 3.41546e-02 9.66479e-03 547 2003 3 3.50548e-02 1.54386e-02 635 2003 4 3.33517e-02 1.81956e-03 110 2003 5 3.00663e-02 5.45672e-03 250 2003 6 5.40186e-02 5.59423e-04 64 2003 7 4.27074e-02 2.04483e-03 84 2003 8 3.35385e-02 3.55544e-03 195 2003 9 3.40332e-02 2.22939e-03 195 2003 10 3.44952e-02 5.08126e-03 576 2003 11 4.45361e-02 5.48286e-03 262 2003 12 4.09016e-02 1.88038e-02 645 2004 1 3.78360e-02 4.49149e-03 994 2004 2 3.78521e-02 3.51942e-03 789 2004 3 3.00842e-02 3.58711e-03 564 2004 4 3.40850e-02 6.30814e-03 621 2004 5 3.25848e-02 2.05388e-03 128 2004 6 3.43214e-02 1.89781e-03 156 2004 7 3.77896e-02 8.97199e-04 97 2004 8 4.12420e-02 1.04018e-02 192 2004 9 5.18558e-02 1.28420e-02 284 2004 10 4.46995e-02 8.02217e-03 384 2004 11 3.59117e-02 6.77748e-03 463 2004 12 3.89088e-02 2.75992e-03 523 2005 1 3.62107e-02 4.50543e-03 418 2005 2 5.14215e-02 1.95939e-02 482 2005 3 3.26807e-02 6.94342e-03 759 2005 4 2.88941e-02 2.60046e-03 470 2005 5 3.13739e-02 1.23943e-03 128 2005 6 3.38761e-02 5.26796e-04 64 2005 7 3.75728e-02 2.34475e-03 139 2005 8 3.91980e-02 6.78536e-03 123 2005 9 3.22985e-02 4.25977e-03 387 2005 10 3.56335e-02 2.90746e-03 154 2005 11 4.11540e-02 6.45488e-03 484 2005 12 4.27922e-02 8.79249e-03 751 2006 1 3.45735e-02 3.90655e-03 781 2006 2 3.29514e-02 4.09152e-03 834 2006 3 3.39301e-02 3.76678e-03 416 2006 4 4.10150e-02 7.43053e-03 534 2006 5 3.02546e-02 1.66623e-03 313 2006 6 2.85545e-02 2.43744e-03 71 2006 7 4.38353e-02 6.08877e-03 133 2006 8 3.45277e-02 5.13390e-03 149 2006 9 3.69169e-02 5.60412e-03 441 2006 10 3.42445e-02 2.59318e-03 324 2006 11 3.94630e-02 1.09314e-02 732 2006 12 4.17808e-02 4.55388e-03 713 2007 1 4.25355e-02 5.35863e-03 975 2007 2 3.73625e-02 6.28558e-03 952 2007 3 2.62632e-02 9.12602e-03 237 2007 4 3.46776e-02 4.10467e-03 320 2007 5 2.97705e-02 3.41504e-03 179 2007 6 4.40721e-02 3.62872e-03 188 2007 7 4.07770e-02 5.37903e-03 140 2007 8 3.28832e-02 3.95675e-03 175 2007 9 3.96337e-02 7.40999e-03 344 2007 10 3.31368e-02 4.07394e-03 248 2007 11 3.83831e-02 5.55785e-03 547 2007 12 4.02598e-02 5.16740e-03 555 2008 1 4.42445e-02 1.06804e-02 680 2008 2 3.49156e-02 3.93553e-03 591 2008 3 3.20733e-02 1.30870e-03 322 2008 4 3.14096e-02 3.45208e-03 367 2008 5 3.34897e-02 9.02574e-03 400 2008 6 3.74933e-02 2.57901e-03 140 2008 7 3.24941e-02 2.56242e-02 317 2008 8 3.56682e-02 1.86344e-03 187 2008 9 3.99986e-02 2.76192e-03 256 2008 10 3.64983e-02 5.81237e-03 644 2008 11 3.84911e-02 3.24354e-03 578 2008 12 4.35943e-02 5.15196e-02 590 2009 1 3.67704e-02 5.96573e-03 810 2009 2 4.58304e-02 3.99552e-02 476 2009 3 3.75469e-02 5.15135e-03 324 2009 4 5.60801e-02 2.61223e-02 437 2009 5 6.32651e-02 2.34788e-02 192 2009 6 5.12319e-02 9.22865e-04 73 2009 7 4.61829e-02 5.07571e-02 168 2009 8 3.12026e-02 2.19588e-03 320 2009 9 3.86017e-02 3.25955e-03 469 2009 10 3.74410e-02 6.87090e-03 519 2009 11 3.73054e-02 6.64601e-03 535 2009 12 4.11641e-02 6.48438e-03 820 2010 1 4.31985e-02 8.76006e-03 787 2010 2 3.71415e-02 7.28873e-03 504 2010 3 3.12060e-02 5.90459e-03 546 2010 4 3.78664e-02 5.83513e-03 320 2010 5 3.98594e-02 4.09629e-03 84 2010 6 3.29454e-02 9.09265e-04 128 2010 7 5.18402e-02 4.48092e-03 256 2010 8 5.68818e-02 8.83500e-03 368 2010 9 4.18742e-02 3.06498e-03 271 2010 10 4.14055e-02 7.05835e-03 412 2010 11 4.78202e-02 5.93894e-03 431 2010 12 4.95625e-02 8.40556e-03 611 2011 1 3.61655e-02 3.45882e-03 717 2011 2 3.55007e-02 4.81935e-03 509 2011 3 3.73937e-02 5.69193e-03 523 2011 4 3.24057e-02 4.30376e-03 440 2011 5 2.94455e-02 2.80485e-04 4 2011 6 3.70595e-02 3.91755e-03 128 2011 7 3.69235e-02 1.95646e-03 157 2011 8 3.69599e-02 3.76109e-03 264 2011 9 3.61261e-02 2.31211e-03 258 2011 10 3.65418e-02 2.98749e-03 502 2011 11 3.63136e-02 1.88846e-03 499 2011 12 4.17888e-02 5.52419e-03 496 2012 1 4.10016e-02 9.53545e-03 897 2012 2 3.06513e-02 3.68868e-03 624 2012 3 3.21109e-02 4.87459e-03 305 2012 4 3.95464e-02 6.54012e-03 371 2012 5 3.16451e-02 1.18215e-03 256 2012 6 3.24124e-02 3.05135e-03 165 2012 7 4.10823e-02 2.26022e-03 221 2012 8 3.46425e-02 3.77004e-03 213 2012 9 4.14885e-02 4.72849e-03 287 2012 10 4.08789e-02 6.20723e-03 512 2012 11 3.82099e-02 3.35229e-03 834 2012 12 4.05416e-02 7.25075e-03 700 2013 1 4.75330e-02 1.05220e-02 589 2013 2 3.52577e-02 7.31210e-03 733 2013 3 3.75097e-02 8.75195e-03 625 2013 4 3.16703e-02 3.27790e-03 406 2013 5 3.03190e-02 2.58686e-03 238 2013 6 nan nan 0 2013 7 3.74905e-02 5.52856e-03 257 2013 8 4.33648e-02 5.49722e-03 331 2013 9 4.41983e-02 5.52460e-03 305 2013 10 3.88674e-02 2.45049e-03 223 2013 11 4.64581e-02 4.66771e-03 368 2013 12 4.32482e-02 2.19620e-03 815 2014 1 4.06762e-02 4.31613e-03 897 2014 2 3.61187e-02 3.31610e-03 529 2014 3 3.59311e-02 8.22728e-03 676 2014 4 3.38992e-02 8.22773e-03 406 2014 5 3.57462e-02 4.03760e-03 254 2014 6 3.24530e-02 4.34563e-03 286 2014 7 2.96215e-02 1.66354e-03 160 2014 8 3.04356e-02 4.28403e-03 250 2014 9 3.47442e-02 7.14976e-03 532 2014 10 4.35554e-02 4.69024e-03 585 2014 11 4.33916e-02 1.47805e-02 642 2014 12 3.85398e-02 5.26973e-03 781 2015 1 3.63868e-02 4.29000e-03 883 2015 2 3.96298e-02 8.82962e-03 556 2015 3 3.23015e-02 4.86343e-03 510 2015 4 3.12504e-02 3.82834e-03 451 2015 5 3.54347e-02 5.38280e-03 274 2015 6 3.07544e-02 4.37495e-03 103 2015 7 3.74003e-02 2.52932e-03 128 2015 8 3.56069e-02 2.72510e-03 411 2015 9 4.00013e-02 5.88725e-03 515 2015 10 3.93119e-02 5.09562e-03 601 2015 11 3.74813e-02 3.05315e-03 438 2015 12 3.63461e-02 3.83013e-03 532 2016 1 4.46682e-02 8.10375e-03 530 2016 2 4.08695e-02 5.71442e-03 743 2016 3 3.43378e-02 4.65875e-03 448 2016 4 3.12776e-02 4.82541e-03 421 2016 5 3.95571e-02 1.06202e-03 118 2016 6 2.83631e-02 3.22161e-03 192 2016 7 3.73644e-02 1.26550e-02 235 2016 8 3.40177e-02 2.14697e-03 220 2016 9 3.46187e-02 1.99748e-03 384 2016 10 4.14807e-02 7.10577e-03 192 2016 11 4.28638e-02 9.52821e-03 310 2016 12 4.10992e-02 1.66420e-02 468 2017 1 4.10052e-02 7.62991e-03 666 2017 2 3.28438e-02 4.63504e-03 722 2017 3 3.84005e-02 1.59213e-02 430 2017 4 3.62707e-02 5.65583e-03 203 2017 5 3.43746e-02 4.12971e-03 220 2017 6 3.33458e-02 6.33243e-03 312 2017 7 4.50905e-02 1.42978e-02 420 2017 8 4.96898e-02 3.47992e-03 184 2017 9 4.74711e-02 1.57047e-02 275 2017 10 3.82082e-02 4.36608e-03 192 2017 11 4.25041e-02 1.07352e-02 520 2017 12 4.08836e-02 4.84029e-03 735 2018 1 3.71451e-02 6.35408e-03 632 2018 2 3.68722e-02 1.16853e-02 380 2018 3 3.95373e-02 1.75434e-02 576 2018 4 2.92871e-02 3.18835e-03 320 2018 5 3.66996e-02 5.38176e-03 418 2018 6 4.08245e-02 5.54829e-03 281 2018 7 4.12770e-02 3.04245e-03 88 2018 8 3.32496e-02 3.37362e-03 294 2018 9 3.48528e-02 4.67888e-03 448 2018 10 5.29875e-02 7.50411e-03 539 2018 11 4.84485e-02 5.42728e-03 708 2018 12 3.81565e-02 3.20472e-03 783 2019 1 3.67463e-02 3.80208e-03 665 2019 2 3.50970e-02 6.82051e-03 697 2019 3 3.02272e-02 2.26647e-03 530 2019 4 3.02934e-02 3.87686e-03 532 2019 5 3.89575e-02 2.78696e-03 28 2019 6 3.21380e-02 1.81680e-03 75 2019 7 3.54089e-02 2.57158e-03 199 2019 8 3.11878e-02 3.60548e-03 512 2019 9 4.20588e-02 8.43698e-03 181 2019 10 3.46280e-02 2.94872e-03 647 2019 11 4.36672e-02 7.03523e-03 805 2019 12 4.19033e-02 4.66607e-03 587 2020 1 4.26938e-02 1.00911e-02 514 2020 2 4.17397e-02 9.82663e-03 465 2020 3 3.27070e-02 5.33979e-03 433 2020 4 3.05299e-02 4.57222e-03 716 2020 5 2.83083e-02 5.30182e-03 229 2020 6 3.28430e-02 4.38975e-03 569 2020 7 3.45955e-02 2.97061e-03 285 2020 8 3.24835e-02 6.22733e-03 267 2020 9 4.72470e-02 4.72198e-02 279 2020 10 4.43869e-02 7.09912e-03 325 2020 11 3.79442e-02 9.10176e-03 497 2020 12 4.00884e-02 8.29454e-03 752 2021 1 4.28918e-02 7.37353e-03 815 2021 2 3.06796e-02 4.16430e-03 714 2021 3 3.17096e-02 3.62536e-03 663 2021 4 4.05158e-02 3.77270e-02 428 2021 5 3.14807e-02 1.24843e-03 192 2021 6 nan nan 0 2021 7 4.10988e-02 1.33482e-02 190 2021 8 3.26813e-02 5.37622e-03 146 2021 9 3.85306e-02 3.40848e-03 337 2021 10 4.15414e-02 3.01438e-03 464 2021 11 4.74513e-02 4.98529e-03 751 2021 12 3.99391e-02 3.81705e-03 865 2022 1 3.72327e-02 5.41112e-03 1078 2022 2 3.90989e-02 7.62611e-03 621 2022 3 2.84131e-02 1.44568e-03 244 2022 4 3.04571e-02 7.14856e-04 7 2022 5 3.11373e-02 3.88995e-03 306 2022 6 2.92744e-02 4.55944e-03 438 2022 7 3.25298e-02 2.64104e-03 188 2022 8 3.52849e-02 3.29399e-03 384 2022 9 4.19360e-02 9.79643e-03 228 2022 10 3.68477e-02 3.16090e-03 285 2022 11 4.07710e-02 6.48116e-03 882 2022 12 4.14750e-02 2.60399e-02 1146 2023 1 4.19775e-02 8.45152e-03 693 2023 2 3.62502e-02 7.33494e-03 522 2023 3 3.48120e-02 1.07132e-02 964 2023 4 3.82829e-02 2.88640e-02 642 2023 5 4.02282e-02 3.75857e-03 610 2023 6 3.47940e-02 3.41648e-03 200 2023 7 nan nan 0 2023 8 3.97065e-02 2.31293e-02 336 2023 9 3.81927e-02 5.05478e-03 384 2023 10 3.54185e-02 5.21237e-03 475 2023 11 3.78859e-02 4.54168e-03 398 2023 12 5.16119e-02 1.22913e-01 809 2024 1 4.11294e-02 8.13980e-03 572 2024 2 3.66133e-02 5.31468e-03 722 2024 3 3.14734e-02 4.21015e-03 512 2024 4 3.14281e-02 1.71496e-03 128