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 1.47611e-02 5.65938e-03 150 2002 8 1.52733e-02 9.41489e-03 448 2002 9 2.65316e-02 2.31825e-02 384 2002 10 2.91141e-02 1.87328e-02 705 2002 11 5.22455e-02 6.16818e-02 836 2002 12 5.21609e-02 4.93308e-02 602 2003 1 4.88631e-02 2.94816e-02 768 2003 2 4.83653e-02 4.37870e-02 484 2003 3 2.18675e-01 1.15999e-01 49 2003 4 nan nan 0 2003 5 8.02091e-02 8.50927e-02 256 2003 6 9.95640e-02 8.21147e-02 307 2003 7 3.69530e-02 6.20220e-02 71 2003 8 7.35052e-02 6.40676e-02 288 2003 9 2.04584e-02 1.92601e-02 368 2003 10 5.93806e-02 4.88645e-02 863 2003 11 5.14755e-02 4.34996e-02 848 2003 12 4.33444e-02 3.54719e-02 865 2004 1 5.81163e-02 6.84656e-02 832 2004 2 3.93640e-02 2.49234e-02 406 2004 3 8.05136e-02 6.77322e-02 698 2004 4 1.95736e-02 1.27058e-02 408 2004 5 1.55168e-02 1.04286e-02 636 2004 6 1.80166e-02 8.28834e-03 495 2004 7 2.85466e-02 2.66554e-02 383 2004 8 1.78939e-02 1.01802e-02 368 2004 9 9.82728e-02 7.36398e-02 198 2004 10 3.54041e-01 8.11275e-02 63 2004 11 3.90112e-01 8.18558e-02 46 2004 12 2.01562e-01 9.08418e-02 451 2005 1 1.41799e-01 9.34093e-02 704 2005 2 1.14672e-01 9.40356e-02 634 2005 3 6.68934e-02 6.34568e-02 505 2005 4 1.52335e-01 1.05228e-01 255 2005 5 6.06902e-02 3.15677e-02 31 2005 6 3.28080e-02 1.55518e-02 256 2005 7 1.27790e-01 9.59205e-02 372 2005 8 1.53298e-01 1.13013e-01 172 2005 9 4.58097e-02 4.99655e-02 374 2005 10 3.29063e-02 3.77285e-02 1007 2005 11 4.09796e-02 2.70801e-02 1028 2005 12 7.25384e-02 5.49534e-02 1088 2006 1 1.50146e-01 9.21807e-02 640 2006 2 2.27296e-01 1.12323e-01 437 2006 3 9.29828e-02 7.67441e-02 968 2006 4 2.35666e-02 2.82881e-02 438 2006 5 1.96598e-02 1.79097e-02 409 2006 6 2.70643e-02 1.41121e-02 357 2006 7 1.84777e-02 3.27287e-02 316 2006 8 1.88571e-02 2.46055e-02 367 2006 9 2.68537e-02 1.70320e-02 776 2006 10 2.37673e-02 1.75870e-02 918 2006 11 3.76796e-02 3.35415e-02 896 2006 12 1.67293e-02 2.15410e-02 516 2007 1 2.71098e-02 2.88008e-02 341 2007 2 2.07072e-02 1.92147e-02 753 2007 3 1.37851e-02 1.30978e-02 1052 2007 4 1.84835e-02 2.04729e-02 576 2007 5 1.08763e-02 3.82378e-03 130 2007 6 8.79010e-03 4.75767e-03 383 2007 7 1.26771e-02 8.90625e-03 450 2007 8 2.24869e-02 2.47445e-02 561 2007 9 1.79284e-02 6.36257e-03 403 2007 10 3.04883e-02 2.77762e-02 715 2007 11 2.96648e-02 3.10481e-02 1088 2007 12 4.64665e-02 7.95458e-02 801 2008 1 4.37841e-02 5.53328e-02 576 2008 2 3.02155e-02 2.59979e-02 721 2008 3 1.45588e-01 1.43395e-01 530 2008 4 4.81735e-02 3.12581e-02 452 2008 5 1.06605e-01 9.91776e-02 448 2008 6 2.78641e-02 2.12978e-02 448 2008 7 1.12631e-02 6.42434e-03 445 2008 8 1.58829e-02 3.92258e-03 192 2008 9 4.82746e-02 5.77883e-02 529 2008 10 4.74305e-02 3.50314e-02 908 2008 11 3.03215e-02 3.77656e-02 1024 2008 12 8.96161e-02 7.88383e-02 897 2009 1 6.05547e-02 5.82737e-02 749 2009 2 3.91906e-02 3.61043e-02 996 2009 3 2.59917e-02 3.49825e-02 926 2009 4 1.06405e-01 1.02684e-01 385 2009 5 4.24209e-02 1.59745e-02 140 2009 6 9.21201e-03 5.43163e-03 251 2009 7 8.40629e-02 1.33463e-01 169 2009 8 3.51359e-02 3.29636e-02 639 2009 9 3.58745e-02 4.14914e-02 763 2009 10 2.78837e-02 2.38236e-02 952 2009 11 2.66941e-02 3.27905e-02 723 2009 12 3.04105e-02 2.69891e-02 285 2010 1 6.27205e-02 4.99819e-02 896 2010 2 7.97442e-02 4.90725e-02 831 2010 3 1.71664e-01 1.05686e-01 915 2010 4 1.18586e-01 1.19642e-01 273 2010 5 2.11669e-02 1.68747e-02 490 2010 6 2.13559e-02 1.38689e-02 576 2010 7 2.58374e-02 2.17222e-02 287 2010 8 3.47651e-02 2.95820e-02 149 2010 9 3.40858e-02 3.67757e-02 600 2010 10 2.48937e-02 1.96997e-02 1536 2010 11 2.96611e-02 4.27047e-02 1223 2010 12 3.73454e-02 3.52623e-02 959 2011 1 3.68623e-02 3.86725e-02 596 2011 2 9.81036e-03 4.74179e-03 820 2011 3 1.60477e-02 1.53308e-02 773 2011 4 1.06441e-02 7.80784e-03 832 2011 5 8.13827e-03 3.98269e-03 808 2011 6 4.93952e-03 3.07556e-03 256 2011 7 1.20068e-02 6.17233e-03 450 2011 8 1.15136e-02 4.76664e-03 384 2011 9 1.55197e-02 7.57058e-03 728 2011 10 2.77336e-02 3.74155e-02 1084 2011 11 2.30548e-02 1.93939e-02 1060 2011 12 1.71836e-02 1.66888e-02 841 2012 1 2.06544e-02 1.77037e-02 930 2012 2 1.66157e-02 1.22168e-02 192 2012 3 2.10256e-02 3.55646e-02 832 2012 4 1.48858e-02 9.36680e-03 768 2012 5 1.49901e-02 6.15072e-03 359 2012 6 1.66540e-02 4.94638e-03 150 2012 7 2.83023e-02 2.42109e-02 110 2012 8 8.86107e-02 9.97630e-02 326 2012 9 8.69339e-02 9.41760e-02 432 2012 10 6.25032e-02 3.71347e-02 424 2012 11 2.41556e-02 2.31038e-02 849 2012 12 8.82498e-02 1.06005e-01 702 2013 1 5.89504e-02 8.68493e-02 716 2013 2 3.29061e-02 1.51333e-02 441 2013 3 5.39732e-02 6.99441e-02 655 2013 4 1.46768e-01 1.04661e-01 346 2013 5 2.15861e-02 1.92820e-02 345 2013 6 6.99767e-02 8.22096e-02 383 2013 7 1.18352e-01 1.05780e-01 81 2013 8 8.90868e-02 6.79806e-02 182 2013 9 1.75154e-01 1.23795e-01 199 2013 10 4.53750e-02 2.75954e-02 817 2013 11 4.95360e-02 4.45498e-02 482 2013 12 4.50597e-02 5.46471e-02 768 2014 1 6.44040e-02 4.17211e-02 458 2014 2 6.24445e-02 7.65615e-02 703 2014 3 7.98211e-02 1.13910e-01 493 2014 4 1.96937e-01 1.23875e-01 149 2014 5 9.10922e-02 7.00556e-02 128 2014 6 8.07573e-02 1.10940e-01 178 2014 7 5.24165e-02 3.97667e-02 482 2014 8 1.02641e-02 5.52895e-03 444 2014 9 4.36939e-02 6.65459e-02 351 2014 10 6.55395e-02 9.24929e-02 946 2014 11 4.17155e-02 5.45039e-02 938 2014 12 2.36388e-02 3.38037e-02 598 2015 1 4.99647e-02 5.83748e-02 788 2015 2 8.63370e-02 9.31383e-02 749 2015 3 1.14922e-01 9.67496e-02 288 2015 4 3.22810e-02 9.90968e-03 103 2015 5 2.58977e-02 2.08715e-02 594 2015 6 2.19539e-02 9.61927e-03 317 2015 7 2.01381e-02 9.48516e-03 157 2015 8 7.65982e-02 5.24913e-02 336 2015 9 3.49812e-02 3.04296e-02 200 2015 10 3.46206e-02 5.31219e-02 827 2015 11 3.41332e-02 2.77941e-02 847 2015 12 3.31755e-02 3.42573e-02 601 2016 1 6.74128e-02 8.72793e-02 502 2016 2 9.93490e-02 7.59843e-02 1021 2016 3 7.98491e-02 4.84205e-02 768 2016 4 3.96568e-02 1.76521e-02 403 2016 5 2.86945e-02 2.28211e-02 640 2016 6 1.31117e-02 9.82314e-03 489 2016 7 1.74818e-02 1.54313e-02 768 2016 8 2.26956e-02 2.59230e-02 592 2016 9 4.33483e-02 3.59479e-02 633 2016 10 4.20725e-02 5.91835e-02 956 2016 11 1.53435e-02 1.42196e-02 940 2016 12 2.03323e-02 1.62301e-02 768 2017 1 3.65101e-02 2.84456e-02 642 2017 2 1.03576e-01 8.65033e-02 950 2017 3 2.92532e-02 3.13441e-02 934 2017 4 1.28370e-02 7.66932e-03 799 2017 5 1.41093e-02 8.46774e-03 558 2017 6 1.96166e-02 1.42854e-02 231 2017 7 2.72135e-02 1.45799e-02 141 2017 8 3.63755e-02 2.40089e-02 606 2017 9 3.56708e-02 3.51495e-02 347 2017 10 1.46068e-01 7.55860e-02 290 2017 11 3.96464e-02 4.90379e-02 1118 2017 12 2.65215e-02 2.25668e-02 578 2018 1 3.15824e-02 1.95155e-02 720 2018 2 3.93551e-02 2.94778e-02 572 2018 3 3.05442e-02 2.76531e-02 881 2018 4 1.29554e-02 6.49735e-03 640 2018 5 1.96748e-02 2.35716e-02 435 2018 6 1.32915e-02 6.22985e-03 256 2018 7 2.66316e-02 2.85721e-02 87 2018 8 6.57067e-02 7.75841e-02 213 2018 9 2.63182e-02 2.03559e-02 761 2018 10 4.16523e-02 2.38482e-02 960 2018 11 8.71036e-02 8.32894e-02 381 2018 12 9.84675e-02 9.25051e-02 489 2019 1 1.96609e-01 1.18168e-01 262 2019 2 1.92581e-01 1.42621e-01 170 2019 3 6.57264e-02 6.47010e-02 691 2019 4 5.56526e-02 6.02806e-02 382 2019 5 1.04626e-02 5.73281e-03 643 2019 6 1.21374e-02 8.44869e-03 128 2019 7 1.01461e-02 5.44011e-03 192 2019 8 5.26787e-02 6.91801e-02 466 2019 9 2.13979e-02 1.41341e-02 746 2019 10 2.95090e-02 2.79252e-02 729 2019 11 2.59073e-02 2.30000e-02 704 2019 12 7.39805e-02 7.97486e-02 572 2020 1 3.56065e-02 2.17296e-02 782 2020 2 4.41928e-02 2.55481e-02 502 2020 3 6.18232e-02 8.01865e-02 662 2020 4 5.09277e-02 5.14078e-02 411 2020 5 4.00687e-02 2.98951e-02 687 2020 6 2.80993e-02 2.99647e-02 384 2020 7 3.32660e-02 4.61040e-02 222 2020 8 5.32647e-02 5.27578e-02 256 2020 9 3.33340e-02 3.46021e-02 248 2020 10 5.14293e-02 3.22253e-02 630 2020 11 6.09374e-02 6.41239e-02 890 2020 12 5.07040e-02 3.76266e-02 817 2021 1 1.02068e-01 9.50789e-02 370 2021 2 1.19157e-01 8.12353e-02 662 2021 3 1.37804e-01 1.11084e-01 226 2021 4 1.02702e-01 1.01073e-01 485 2021 5 3.67530e-02 2.88396e-02 586 2021 6 2.40985e-02 1.43047e-02 193 2021 7 2.96899e-02 2.39179e-02 164 2021 8 1.26971e-01 1.44903e-01 115 2021 9 8.31165e-02 8.14442e-02 128 2021 10 6.26507e-02 6.33049e-02 433 2021 11 6.25932e-02 4.83145e-02 988 2021 12 5.95588e-02 4.41016e-02 741 2022 1 9.52002e-02 8.17458e-02 801 2022 2 6.74874e-02 6.22751e-02 1014 2022 3 4.10761e-02 2.49252e-02 826 2022 4 nan nan 0 2022 5 4.35286e-02 3.94983e-02 333 2022 6 1.41087e-02 1.23521e-02 415 2022 7 1.60976e-02 1.34933e-02 402 2022 8 1.63034e-02 1.54853e-02 508 2022 9 3.90695e-02 3.33371e-02 178 2022 10 1.03526e-02 9.39526e-03 1145 2022 11 3.09063e-02 3.65034e-02 539 2022 12 3.79022e-02 5.46431e-02 706 2023 1 1.71083e-02 1.41302e-02 895 2023 2 2.02759e-02 1.39048e-02 593 2023 3 5.03357e-02 3.95681e-02 760 2023 4 3.10450e-02 2.80017e-02 384 2023 5 2.19285e-02 2.10871e-02 290 2023 6 9.82919e-03 5.97866e-03 320 2023 7 2.58777e-02 4.17844e-02 540 2023 8 1.97971e-02 1.57581e-02 302 2023 9 3.25435e-02 2.86969e-02 569 2023 10 2.36159e-02 1.52539e-02 644 2023 11 2.16272e-02 2.01818e-02 765 2023 12 6.81168e-02 4.36043e-02 311 2024 1 1.97321e-01 1.32445e-01 310 2024 2 9.27315e-02 8.09299e-02 642 2024 3 4.50725e-02 2.91225e-02 508 2024 4 nan nan 0