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 1.37539e-01 1.71369e-02 254 2002 8 1.93200e-01 3.70210e-02 256 2002 9 2.51283e-01 6.00708e-02 320 2002 10 2.02407e-01 2.87779e-02 373 2002 11 1.65218e-01 3.71397e-02 840 2002 12 1.38467e-01 3.58058e-02 699 2003 1 1.26496e-01 1.67249e-02 951 2003 2 1.35222e-01 1.98425e-02 484 2003 3 1.20758e-01 3.61776e-02 919 2003 4 7.91877e-02 1.40486e-02 175 2003 5 7.93639e-02 1.13099e-02 256 2003 6 3.65908e-01 9.39068e-03 50 2003 7 1.34645e-01 2.29836e-02 192 2003 8 1.22949e-01 1.56447e-02 154 2003 9 9.98483e-02 8.19462e-03 291 2003 10 1.16219e-01 2.46925e-02 588 2003 11 2.60909e-01 8.97659e-02 208 2003 12 1.33449e-01 2.63609e-02 500 2004 1 1.42989e-01 6.06377e-02 882 2004 2 1.31848e-01 1.32785e-02 660 2004 3 8.58793e-02 2.26402e-02 484 2004 4 1.28267e-01 4.92665e-02 747 2004 5 6.17863e-02 1.10381e-02 65 2004 6 1.26315e-01 1.80578e-02 185 2004 7 1.52568e-01 7.45637e-03 78 2004 8 1.73654e-01 5.47786e-02 220 2004 9 2.43803e-01 3.41701e-02 192 2004 10 2.27535e-01 9.19598e-02 359 2004 11 1.45079e-01 6.12258e-02 503 2004 12 1.55337e-01 3.11370e-02 591 2005 1 1.39441e-01 2.97763e-02 551 2005 2 2.50880e-01 1.59132e-01 695 2005 3 1.17294e-01 4.34039e-02 831 2005 4 9.21023e-02 2.19856e-02 423 2005 5 1.38927e-01 5.25630e-02 244 2005 6 1.92095e-01 9.52111e-03 64 2005 7 2.27070e-01 2.31670e-02 192 2005 8 1.57662e-01 2.01023e-02 186 2005 9 1.67841e-01 5.53589e-02 460 2005 10 1.22603e-01 1.31177e-02 90 2005 11 2.07361e-01 6.39575e-02 556 2005 12 1.89898e-01 1.26932e-01 654 2006 1 1.48618e-01 4.58828e-02 669 2006 2 1.15319e-01 2.37347e-02 905 2006 3 1.09657e-01 2.22291e-02 522 2006 4 1.37946e-01 5.65846e-02 415 2006 5 1.25379e-01 6.77085e-02 428 2006 6 8.89428e-02 8.21931e-03 128 2006 7 2.43493e-01 7.95991e-02 291 2006 8 1.11020e-01 1.06350e-02 244 2006 9 1.81415e-01 3.56510e-02 447 2006 10 1.13900e-01 1.20893e-02 436 2006 11 1.13735e-01 3.88837e-02 512 2006 12 1.44380e-01 2.56601e-02 537 2007 1 1.50182e-01 5.46498e-02 841 2007 2 9.55463e-02 3.67454e-02 854 2007 3 7.85747e-02 2.00551e-02 378 2007 4 1.00297e-01 3.46825e-02 400 2007 5 9.53277e-02 3.25036e-02 152 2007 6 1.62198e-01 2.05942e-02 127 2007 7 1.91869e-01 4.20275e-02 192 2007 8 1.55129e-01 2.17604e-02 128 2007 9 1.54774e-01 6.81120e-02 200 2007 10 1.07420e-01 1.58277e-02 396 2007 11 1.40206e-01 5.48039e-02 351 2007 12 1.64646e-01 3.86287e-02 563 2008 1 1.79853e-01 6.94994e-02 946 2008 2 1.14224e-01 2.99732e-02 612 2008 3 1.10879e-01 2.79077e-02 527 2008 4 9.87305e-02 1.51647e-02 306 2008 5 1.10403e-01 1.89322e-02 436 2008 6 1.80013e-01 3.01521e-02 192 2008 7 1.02284e-01 7.48140e-03 193 2008 8 1.46694e-01 4.49470e-02 215 2008 9 1.93931e-01 9.47052e-02 250 2008 10 1.09096e-01 1.54353e-02 452 2008 11 1.10887e-01 1.41796e-02 653 2008 12 1.37104e-01 5.68311e-02 532 2009 1 1.21909e-01 4.26812e-02 745 2009 2 1.09089e-01 4.04140e-02 562 2009 3 1.13080e-01 4.62535e-02 383 2009 4 3.74677e-01 3.01820e-01 554 2009 5 4.19206e-01 2.68857e-01 316 2009 6 2.60677e-01 1.83891e-02 80 2009 7 1.38483e-01 1.14927e-02 366 2009 8 1.22924e-01 1.40105e-02 284 2009 9 1.69400e-01 2.74931e-02 439 2009 10 1.29829e-01 2.54383e-02 573 2009 11 1.12276e-01 1.86558e-02 559 2009 12 1.40242e-01 4.49406e-02 635 2010 1 2.21186e-01 8.47508e-02 582 2010 2 1.44806e-01 4.40321e-02 529 2010 3 1.07637e-01 3.30222e-02 544 2010 4 1.38706e-01 7.45265e-02 257 2010 5 1.11427e-01 7.99094e-03 212 2010 6 1.10438e-01 3.49133e-02 188 2010 7 2.88817e-01 1.97255e-02 26 2010 8 3.44405e-01 1.33167e-01 288 2010 9 1.85584e-01 3.30215e-02 275 2010 10 1.26511e-01 2.78887e-02 459 2010 11 2.89852e-01 6.15462e-02 464 2010 12 2.92584e-01 8.10045e-02 518 2011 1 1.27686e-01 1.88717e-02 805 2011 2 1.18945e-01 2.69985e-02 596 2011 3 1.15481e-01 4.37643e-02 451 2011 4 8.60578e-02 2.86987e-02 522 2011 5 1.49588e-01 3.08734e-02 135 2011 6 2.20608e-01 8.90345e-03 64 2011 7 1.46295e-01 1.07872e-02 126 2011 8 1.45538e-01 2.04750e-02 187 2011 9 1.32468e-01 2.32452e-02 320 2011 10 1.34679e-01 1.86043e-02 360 2011 11 1.30060e-01 3.42981e-02 528 2011 12 1.25751e-01 2.06707e-02 534 2012 1 1.11197e-01 5.42385e-02 826 2012 2 8.28788e-02 1.11770e-02 786 2012 3 8.00738e-02 1.54523e-02 253 2012 4 1.34411e-01 5.93761e-02 270 2012 5 7.95592e-02 1.01605e-02 156 2012 6 1.21690e-01 1.40977e-02 192 2012 7 1.37593e-01 7.76714e-03 128 2012 8 1.36509e-01 1.57971e-02 275 2012 9 2.06876e-01 6.88820e-02 318 2012 10 2.22619e-01 8.10496e-02 374 2012 11 1.13048e-01 1.45890e-02 670 2012 12 1.40417e-01 3.25723e-02 688 2013 1 1.87407e-01 7.31567e-02 667 2013 2 1.21101e-01 1.56496e-01 824 2013 3 1.59393e-01 8.70005e-02 512 2013 4 9.08073e-02 4.56593e-02 372 2013 5 8.21808e-02 5.43399e-03 256 2013 6 nan nan 0 2013 7 1.67080e-01 5.25326e-02 351 2013 8 2.04754e-01 5.09143e-02 279 2013 9 2.35382e-01 4.43697e-02 335 2013 10 1.67855e-01 3.67367e-02 352 2013 11 1.97416e-01 3.57556e-02 531 2013 12 2.02948e-01 6.91005e-02 422 2014 1 1.55933e-01 2.87374e-02 581 2014 2 1.15195e-01 2.48353e-02 743 2014 3 9.61042e-02 3.28010e-02 518 2014 4 8.51460e-02 3.42588e-02 435 2014 5 1.14509e-01 9.89757e-03 317 2014 6 9.25784e-02 1.35453e-02 256 2014 7 1.03016e-01 9.10888e-03 128 2014 8 1.09515e-01 1.11256e-02 192 2014 9 1.09911e-01 1.41988e-02 250 2014 10 1.90386e-01 6.71147e-02 566 2014 11 1.65205e-01 7.15752e-02 597 2014 12 1.16285e-01 2.99294e-02 777 2015 1 1.17942e-01 1.78397e-02 795 2015 2 1.48859e-01 4.76225e-02 568 2015 3 7.48849e-02 4.14308e-02 698 2015 4 6.79388e-02 9.02452e-03 352 2015 5 1.17338e-01 1.86115e-02 192 2015 6 1.30298e-01 2.83148e-03 64 2015 7 1.44773e-01 1.52143e-03 64 2015 8 1.24697e-01 7.16910e-03 390 2015 9 1.28321e-01 1.75696e-02 335 2015 10 1.28535e-01 3.23175e-02 640 2015 11 1.21825e-01 4.19577e-02 400 2015 12 1.33335e-01 2.07580e-02 570 2016 1 1.64798e-01 4.94765e-02 692 2016 2 1.18400e-01 2.96429e-02 661 2016 3 9.48060e-02 4.04655e-02 354 2016 4 1.10169e-01 4.55323e-02 445 2016 5 1.23614e-01 5.31439e-03 153 2016 6 1.12055e-01 1.23610e-02 256 2016 7 1.52223e-01 1.39256e-02 192 2016 8 1.04936e-01 2.03027e-02 390 2016 9 8.88702e-02 1.39716e-02 488 2016 10 2.11485e-01 9.84918e-02 224 2016 11 1.69774e-01 2.64442e-02 359 2016 12 1.43440e-01 2.98589e-02 588 2017 1 1.59046e-01 6.80106e-02 624 2017 2 1.16682e-01 3.58561e-02 725 2017 3 1.04200e-01 3.15789e-02 390 2017 4 1.18774e-01 4.40110e-02 395 2017 5 9.21775e-02 1.65166e-02 288 2017 6 1.39220e-01 4.82252e-02 323 2017 7 2.55238e-01 1.77497e-01 222 2017 8 3.73960e-01 9.15015e-02 192 2017 9 1.34598e-01 2.87940e-02 177 2017 10 1.71481e-01 3.77317e-02 350 2017 11 2.37588e-01 1.10317e-01 448 2017 12 1.53248e-01 4.50454e-02 592 2018 1 1.06083e-01 2.09984e-02 788 2018 2 1.00479e-01 4.54423e-02 553 2018 3 1.24651e-01 2.64608e-02 594 2018 4 7.68891e-02 1.37246e-02 490 2018 5 1.40427e-01 2.75755e-02 327 2018 6 1.98630e-01 1.78045e-02 243 2018 7 1.57515e-01 2.49868e-02 128 2018 8 1.53201e-01 2.07374e-02 372 2018 9 1.62741e-01 1.50051e-02 285 2018 10 2.60038e-01 7.30974e-02 626 2018 11 2.59136e-01 1.02917e-01 746 2018 12 1.45728e-01 2.42655e-02 437 2019 1 1.16056e-01 2.77393e-02 617 2019 2 1.61176e-01 9.31861e-02 499 2019 3 8.33892e-02 2.16678e-02 789 2019 4 7.43256e-02 1.11070e-02 451 2019 5 1.85151e-01 1.51199e-02 70 2019 6 1.34332e-01 3.55599e-02 243 2019 7 1.25025e-01 1.56456e-02 256 2019 8 1.16354e-01 2.48672e-02 459 2019 9 1.34218e-01 4.91878e-02 248 2019 10 1.25025e-01 1.12838e-02 441 2019 11 1.40457e-01 2.83410e-02 950 2019 12 1.44501e-01 5.33193e-02 704 2020 1 1.54124e-01 5.83174e-02 488 2020 2 1.14676e-01 3.24782e-02 443 2020 3 9.64441e-02 3.70627e-02 342 2020 4 8.80782e-02 2.68303e-02 950 2020 5 9.29731e-02 1.69608e-02 193 2020 6 1.12161e-01 2.67809e-02 523 2020 7 1.43581e-01 9.12461e-03 300 2020 8 1.12627e-01 2.71828e-02 174 2020 9 8.96959e-02 2.26659e-02 320 2020 10 1.02360e-01 2.76147e-02 302 2020 11 1.29335e-01 1.57347e-02 502 2020 12 1.51751e-01 5.24524e-02 952 2021 1 1.92527e-01 6.10750e-02 750 2021 2 8.54222e-02 1.58296e-02 618 2021 3 9.31886e-02 1.32883e-02 817 2021 4 1.23648e-01 3.56530e-02 514 2021 5 9.12942e-02 1.20830e-02 131 2021 6 5.81927e-01 4.03947e-02 36 2021 7 2.96581e-01 1.64415e-01 128 2021 8 1.09342e-01 2.99228e-02 245 2021 9 1.53607e-01 5.07171e-02 359 2021 10 2.32304e-01 4.36649e-02 552 2021 11 2.12977e-01 1.63830e-01 879 2021 12 1.31939e-01 2.84764e-02 1014 2022 1 1.53682e-01 4.47375e-02 869 2022 2 1.24455e-01 6.13420e-02 572 2022 3 7.39320e-02 2.17661e-02 472 2022 4 8.85685e-02 1.45481e-03 63 2022 5 1.13643e-01 1.00815e-02 160 2022 6 9.12668e-02 8.48323e-03 375 2022 7 1.45024e-01 2.03939e-02 254 2022 8 2.14167e-01 4.26940e-02 213 2022 9 3.26982e-01 2.47249e-01 193 2022 10 1.36196e-01 2.87332e-02 430 2022 11 1.26535e-01 2.15206e-02 708 2022 12 1.37984e-01 3.07181e-02 818 2023 1 1.12017e-01 6.08174e-02 710 2023 2 8.52419e-02 9.39918e-02 504 2023 3 9.71746e-02 4.98946e-02 929 2023 4 8.81474e-02 2.47276e-02 606 2023 5 1.01120e-01 3.32496e-02 502 2023 6 1.43491e-01 5.87686e-02 248 2023 7 nan nan 0 2023 8 1.36798e-01 8.06358e-02 393 2023 9 8.21795e-02 2.43173e-02 478 2023 10 8.12461e-02 4.57526e-02 469 2023 11 1.23408e-01 2.49171e-02 559 2023 12 1.19148e-01 3.07083e-02 767 2024 1 1.12242e-01 4.95770e-02 544 2024 2 1.58138e-01 7.40474e-02 692 2024 3 8.79999e-02 3.91219e-02 500 2024 4 5.32195e-02 4.05587e-03 64