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 7.78782e-02 8.74863e-03 274 2002 8 8.21842e-02 9.98415e-03 192 2002 9 9.26519e-02 9.64131e-03 131 2002 10 1.11477e-01 3.00794e-02 449 2002 11 9.22699e-02 1.44653e-02 886 2002 12 8.90838e-02 1.08841e-02 1025 2003 1 8.15667e-02 8.76939e-03 842 2003 2 8.67278e-02 1.10570e-02 687 2003 3 8.17376e-02 9.19433e-03 465 2003 4 8.49804e-02 1.64527e-02 317 2003 5 7.22447e-02 9.91490e-03 255 2003 6 8.37474e-02 4.52490e-03 109 2003 7 7.60672e-02 4.39468e-03 64 2003 8 7.92229e-02 7.96563e-03 127 2003 9 9.38261e-02 1.23481e-02 271 2003 10 9.26772e-02 1.89321e-02 483 2003 11 1.44532e-01 6.70067e-02 380 2003 12 8.93814e-02 1.24445e-02 753 2004 1 7.85697e-02 1.12465e-02 991 2004 2 8.60278e-02 1.37517e-02 694 2004 3 7.49217e-02 8.99573e-03 571 2004 4 7.53727e-02 1.03651e-02 524 2004 5 nan nan 0 2004 6 8.76915e-02 1.38223e-02 224 2004 7 9.45381e-02 1.97099e-02 341 2004 8 8.55498e-02 8.89596e-03 299 2004 9 9.11187e-02 2.40105e-02 111 2004 10 1.00464e-01 2.07072e-02 463 2004 11 8.11997e-02 1.62220e-02 653 2004 12 8.70348e-02 1.35458e-02 750 2005 1 8.42778e-02 9.78267e-03 581 2005 2 7.94771e-02 8.30001e-03 475 2005 3 7.54023e-02 1.04577e-02 638 2005 4 7.79045e-02 7.33887e-03 506 2005 5 8.45214e-02 2.33959e-02 147 2005 6 7.20675e-02 5.35766e-03 64 2005 7 7.79024e-02 3.19659e-03 64 2005 8 7.76071e-02 9.35780e-03 64 2005 9 8.33103e-02 1.09193e-02 317 2005 10 1.69834e-01 3.25131e-02 252 2005 11 1.04724e-01 2.09469e-02 709 2005 12 9.16022e-02 1.82664e-02 963 2006 1 9.06096e-02 2.62197e-02 590 2006 2 8.06329e-02 7.58455e-03 687 2006 3 7.09295e-02 7.71136e-03 696 2006 4 7.52731e-02 7.76546e-03 369 2006 5 8.03421e-02 1.10193e-02 383 2006 6 nan nan 0 2006 7 7.12805e-02 4.77932e-03 45 2006 8 8.42939e-02 7.01856e-03 64 2006 9 8.08367e-02 8.70316e-03 245 2006 10 8.74755e-02 1.27770e-02 448 2006 11 8.13102e-02 1.45109e-02 632 2006 12 9.13736e-02 1.14665e-02 896 2007 1 8.88316e-02 1.70078e-02 898 2007 2 7.74872e-02 1.01584e-02 687 2007 3 7.31325e-02 9.46659e-03 382 2007 4 7.67495e-02 9.53387e-03 320 2007 5 7.57239e-02 5.58427e-03 228 2007 6 6.82162e-02 6.14308e-03 150 2007 7 8.46309e-02 8.52660e-03 192 2007 8 9.42985e-02 2.11401e-02 98 2007 9 1.14879e-01 1.38151e-02 268 2007 10 9.38216e-02 8.99693e-03 253 2007 11 1.28617e-01 3.13430e-02 332 2007 12 1.09217e-01 2.97684e-02 1024 2008 1 8.33869e-02 1.24777e-02 960 2008 2 8.17978e-02 1.13521e-02 639 2008 3 7.45237e-02 7.76671e-03 448 2008 4 7.25478e-02 1.02020e-02 220 2008 5 8.56322e-02 7.23590e-03 350 2008 6 7.63328e-02 6.16914e-03 128 2008 7 7.83777e-02 8.72071e-03 128 2008 8 7.74280e-02 8.21408e-03 184 2008 9 1.47219e-01 2.25987e-02 127 2008 10 9.88775e-02 3.21010e-02 567 2008 11 7.96108e-02 8.29132e-03 571 2008 12 7.94436e-02 1.06133e-02 1164 2009 1 7.94162e-02 1.09169e-02 1141 2009 2 8.23701e-02 9.52715e-03 602 2009 3 7.66771e-02 9.75373e-03 399 2009 4 7.82753e-02 1.05431e-02 363 2009 5 8.27595e-02 1.09413e-02 128 2009 6 9.43045e-02 1.62809e-02 154 2009 7 7.81889e-02 6.57194e-03 225 2009 8 7.04528e-02 1.11744e-02 173 2009 9 7.86109e-02 1.11400e-02 272 2009 10 8.98238e-02 1.35076e-02 416 2009 11 1.15862e-01 2.15778e-02 922 2009 12 9.77763e-02 1.39159e-02 880 2010 1 8.60169e-02 1.02298e-02 706 2010 2 7.74690e-02 8.83971e-03 803 2010 3 7.92326e-02 9.30306e-03 390 2010 4 7.12754e-02 1.45493e-02 128 2010 5 8.22797e-02 9.19567e-03 345 2010 6 9.26330e-02 9.35332e-03 70 2010 7 8.53855e-02 1.01930e-02 123 2010 8 9.28871e-02 1.37928e-02 358 2010 9 9.72699e-02 3.69290e-02 174 2010 10 1.44096e-01 6.82562e-02 446 2010 11 1.21304e-01 1.90220e-02 225 2010 12 9.46100e-02 1.08988e-02 544 2011 1 8.93645e-02 7.47779e-03 531 2011 2 8.40238e-02 2.32950e-02 590 2011 3 8.08008e-02 9.62571e-03 708 2011 4 7.98720e-02 9.71163e-03 503 2011 5 7.61607e-02 1.12513e-02 227 2011 6 9.62757e-02 6.33270e-03 64 2011 7 7.35579e-02 2.50720e-02 70 2011 8 1.12654e-01 3.07813e-02 234 2011 9 9.92435e-02 1.44783e-02 304 2011 10 8.88114e-02 1.25272e-02 384 2011 11 8.13270e-02 9.76503e-03 516 2011 12 9.04096e-02 1.55826e-02 842 2012 1 8.90634e-02 1.51966e-02 1042 2012 2 8.10537e-02 9.38206e-03 636 2012 3 7.21764e-02 9.70201e-03 462 2012 4 8.52253e-02 1.24717e-02 421 2012 5 7.18404e-02 1.52087e-02 227 2012 6 7.93397e-02 1.02567e-02 164 2012 7 7.47478e-02 7.33875e-03 229 2012 8 1.00391e-01 5.29271e-03 49 2012 9 1.08862e-01 1.91352e-02 254 2012 10 9.14923e-02 9.98581e-03 333 2012 11 8.29348e-02 1.64103e-02 699 2012 12 9.72151e-02 1.22528e-02 729 2013 1 1.00870e-01 2.60888e-02 559 2013 2 8.37343e-02 1.16191e-02 560 2013 3 7.11248e-02 8.82345e-03 419 2013 4 7.40056e-02 8.00844e-03 232 2013 5 8.62132e-02 1.05964e-02 258 2013 6 nan nan 0 2013 7 8.33685e-02 8.62133e-03 248 2013 8 9.14919e-02 1.22179e-02 131 2013 9 9.70422e-02 1.01551e-02 265 2013 10 9.51935e-02 1.59673e-02 308 2013 11 9.85081e-02 2.24682e-02 681 2013 12 1.08161e-01 1.80250e-02 712 2014 1 9.58965e-02 1.24955e-02 1009 2014 2 8.22759e-02 8.60393e-03 738 2014 3 7.64805e-02 9.21787e-03 417 2014 4 7.99782e-02 1.09743e-02 535 2014 5 7.69937e-02 7.87559e-03 243 2014 6 7.75551e-02 5.34654e-03 148 2014 7 8.24591e-02 9.20870e-03 181 2014 8 7.01331e-02 6.15895e-03 42 2014 9 9.83493e-02 1.93936e-02 369 2014 10 8.89464e-02 9.24752e-03 395 2014 11 1.25209e-01 3.39717e-02 802 2014 12 1.12795e-01 2.07819e-02 954 2015 1 1.00593e-01 2.09289e-02 816 2015 2 7.86316e-02 6.68011e-03 584 2015 3 8.56956e-02 1.31878e-02 592 2015 4 7.67373e-02 8.12280e-03 381 2015 5 nan nan 0 2015 6 8.50735e-02 3.69937e-03 32 2015 7 8.15568e-02 8.42067e-03 177 2015 8 8.46127e-02 1.15840e-02 230 2015 9 8.96504e-02 2.36338e-02 563 2015 10 9.66109e-02 7.44011e-02 446 2015 11 8.96620e-02 1.53710e-02 411 2015 12 1.02034e-01 2.22884e-02 849 2016 1 8.55317e-02 1.15233e-02 709 2016 2 7.85347e-02 1.17229e-02 498 2016 3 7.85981e-02 9.64229e-03 189 2016 4 7.22772e-02 8.19946e-03 393 2016 5 8.48343e-02 8.80628e-03 268 2016 6 8.45855e-02 6.35682e-03 128 2016 7 9.14560e-02 1.06387e-02 128 2016 8 8.00946e-02 1.53730e-02 190 2016 9 7.72945e-02 1.13999e-02 494 2016 10 1.20752e-01 2.53045e-02 512 2016 11 9.27867e-02 1.45868e-02 424 2016 12 1.02292e-01 1.83704e-02 813 2017 1 8.37435e-02 1.02481e-02 864 2017 2 8.11837e-02 9.75099e-03 656 2017 3 8.46102e-02 1.14728e-02 326 2017 4 7.35227e-02 1.00813e-02 580 2017 5 7.65067e-02 1.47176e-02 417 2017 6 8.85957e-02 1.38783e-02 384 2017 7 9.27707e-02 1.00505e-02 197 2017 8 1.18565e-01 1.10850e-02 128 2017 9 9.82173e-02 9.86595e-03 51 2017 10 1.67723e-01 6.60319e-02 159 2017 11 1.19693e-01 2.48300e-02 704 2017 12 9.32935e-02 1.23017e-02 732 2018 1 8.25057e-02 1.10867e-02 896 2018 2 7.80006e-02 7.35585e-03 265 2018 3 7.49707e-02 1.33265e-02 577 2018 4 8.19247e-02 1.15477e-02 453 2018 5 7.44214e-02 9.72256e-03 273 2018 6 8.90078e-02 8.60997e-03 302 2018 7 8.53471e-02 5.30522e-03 42 2018 8 7.72027e-02 8.18479e-03 395 2018 9 9.42783e-02 1.13868e-02 380 2018 10 9.59954e-02 4.03033e-02 343 2018 11 1.12771e-01 1.95412e-02 885 2018 12 9.57683e-02 1.49148e-02 1050 2019 1 9.00230e-02 1.09298e-02 792 2019 2 8.01245e-02 8.47369e-03 492 2019 3 7.53397e-02 8.16373e-03 463 2019 4 8.07390e-02 1.03014e-02 378 2019 5 8.28790e-02 3.90898e-03 64 2019 6 8.17262e-02 9.68273e-03 320 2019 7 8.23748e-02 1.12609e-02 476 2019 8 7.74281e-02 8.47603e-03 256 2019 9 8.14632e-02 1.55633e-02 159 2019 10 9.38046e-02 1.47473e-02 422 2019 11 9.43087e-02 1.52259e-02 916 2019 12 1.10067e-01 2.85229e-02 875 2020 1 1.07987e-01 4.07363e-02 799 2020 2 8.49799e-02 1.54117e-02 614 2020 3 7.32296e-02 9.71901e-03 384 2020 4 7.37978e-02 8.09445e-03 728 2020 5 8.38487e-02 1.07705e-02 406 2020 6 7.71081e-02 7.59528e-03 300 2020 7 6.97040e-02 7.82066e-03 167 2020 8 1.07482e-01 1.26278e-02 128 2020 9 8.45552e-02 1.26517e-02 180 2020 10 9.75287e-02 1.30841e-02 398 2020 11 1.00675e-01 1.27546e-02 445 2020 12 9.32663e-02 1.54569e-02 912 2021 1 9.07184e-02 9.90603e-03 900 2021 2 8.55642e-02 1.23776e-02 630 2021 3 7.48462e-02 8.67986e-03 480 2021 4 7.27400e-02 1.07636e-02 258 2021 5 7.62302e-02 1.12919e-02 440 2021 6 8.72184e-02 1.90157e-02 124 2021 7 1.22342e-01 2.15909e-02 114 2021 8 8.43573e-02 1.35610e-02 256 2021 9 8.44231e-02 9.78043e-03 374 2021 10 1.03336e-01 1.85348e-02 380 2021 11 1.13411e-01 1.98105e-02 681 2021 12 1.08735e-01 2.23060e-02 892 2022 1 8.47960e-02 1.33474e-02 949 2022 2 7.35624e-02 1.50915e-02 660 2022 3 7.76136e-02 1.28704e-02 308 2022 4 6.86437e-02 1.12337e-02 128 2022 5 7.32456e-02 9.50186e-03 320 2022 6 7.11023e-02 1.13001e-02 516 2022 7 7.42500e-02 6.81689e-03 64 2022 8 7.85749e-02 9.70343e-03 175 2022 9 6.30632e-02 4.59636e-03 38 2022 10 1.16097e-01 1.55781e-02 214 2022 11 1.05783e-01 1.36345e-02 526 2022 12 9.02288e-02 3.16532e-02 950 2023 1 7.72178e-02 1.32169e-02 1054 2023 2 8.39026e-02 1.88960e-02 698 2023 3 8.64179e-02 2.46485e-02 537 2023 4 6.70000e-02 7.26535e-03 397 2023 5 7.36072e-02 8.66257e-03 331 2023 6 7.66115e-02 9.67109e-03 192 2023 7 7.47844e-02 7.42465e-03 64 2023 8 8.01231e-02 1.33165e-02 299 2023 9 9.24478e-02 2.08927e-02 485 2023 10 8.53361e-02 1.09510e-02 366 2023 11 1.22443e-01 7.45940e-02 638 2023 12 9.25107e-02 1.50093e-02 847 2024 1 1.01442e-01 1.82087e-02 897 2024 2 7.98326e-02 8.09540e-03 601 2024 3 7.22953e-02 1.04262e-02 556 2024 4 6.52469e-02 4.50593e-03 64