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 7.71848e-02 2.19360e-02 288 2002 8 9.97949e-02 3.44414e-02 136 2002 9 1.25459e-01 3.94275e-02 422 2002 10 1.19565e-01 2.14972e-02 798 2002 11 1.02446e-01 3.25590e-02 346 2002 12 2.07849e-01 2.34495e-02 320 2003 1 2.38786e-01 3.17277e-03 64 2003 2 1.63586e-01 4.11121e-02 290 2003 3 9.82806e-02 2.02470e-02 246 2003 4 1.07752e-01 1.28196e-02 128 2003 5 1.04525e-01 4.60332e-04 4 2003 6 8.39159e-02 8.57774e-03 57 2003 7 6.11401e-02 8.78220e-03 5 2003 8 9.20144e-02 3.48386e-02 203 2003 9 8.34745e-02 1.37548e-02 192 2003 10 1.12247e-01 3.36006e-02 935 2003 11 2.30622e-01 4.91519e-02 622 2003 12 2.05920e-01 9.74672e-02 303 2004 1 1.48611e-01 4.00343e-02 692 2004 2 1.10481e-01 1.60416e-02 384 2004 3 1.31460e-01 2.15657e-02 128 2004 4 nan nan 0 2004 5 1.38062e-01 1.84910e-02 120 2004 6 8.19694e-02 3.16087e-03 124 2004 7 7.46428e-02 8.65438e-03 253 2004 8 8.87927e-02 1.32525e-02 392 2004 9 nan nan 0 2004 10 1.00162e-01 1.16312e-02 754 2004 11 1.39802e-01 2.08128e-02 837 2004 12 1.68763e-01 5.17290e-02 451 2005 1 2.36652e-01 4.85731e-02 894 2005 2 1.56787e-01 3.24041e-02 314 2005 3 1.22812e-01 2.64536e-02 121 2005 4 nan nan 0 2005 5 1.05286e-01 1.66808e-03 14 2005 6 1.53339e-01 3.89357e-02 302 2005 7 1.11738e-01 4.18728e-02 170 2005 8 1.44701e-01 3.32022e-02 289 2005 9 1.64250e-01 3.26596e-02 28 2005 10 2.54013e-01 1.11659e-02 23 2005 11 2.84593e-01 6.51873e-02 73 2005 12 2.78188e-01 4.33317e-02 320 2006 1 2.22102e-01 7.23783e-03 127 2006 2 1.76081e-01 1.55257e-02 129 2006 3 8.28668e-02 1.83733e-03 3 2006 4 nan nan 0 2006 5 nan nan 0 2006 6 7.02384e-02 6.91307e-03 120 2006 7 6.52201e-02 5.22777e-03 105 2006 8 9.05416e-02 2.17456e-02 166 2006 9 7.22970e-02 1.40446e-02 263 2006 10 9.16632e-02 1.81208e-02 716 2006 11 1.58625e-01 3.07666e-02 630 2006 12 2.10674e-01 4.15152e-02 397 2007 1 1.89505e-01 2.70765e-02 779 2007 2 1.45425e-01 1.92131e-02 373 2007 3 1.37902e-01 2.10207e-02 285 2007 4 1.33750e-01 1.88480e-02 154 2007 5 1.09427e-01 1.23718e-02 41 2007 6 1.50296e-01 2.33015e-02 434 2007 7 8.28439e-02 2.33146e-02 306 2007 8 1.09972e-01 3.29261e-02 440 2007 9 9.39489e-02 1.59125e-02 500 2007 10 1.62722e-01 2.69168e-02 705 2007 11 2.05639e-01 5.57177e-02 1088 2007 12 1.72842e-01 2.25574e-02 1099 2008 1 2.14298e-01 5.11505e-02 454 2008 2 1.61462e-01 1.60174e-02 494 2008 3 1.27151e-01 5.30702e-03 118 2008 4 9.49565e-02 3.74401e-03 131 2008 5 9.57271e-02 4.91447e-03 185 2008 6 1.17556e-01 2.46199e-02 254 2008 7 1.72419e-01 2.36111e-02 133 2008 8 2.10881e-01 3.58002e-02 192 2008 9 1.37637e-01 1.71508e-02 129 2008 10 1.51727e-01 4.63199e-02 293 2008 11 2.63899e-01 7.70964e-02 709 2008 12 2.20178e-01 4.41730e-02 839 2009 1 1.92017e-01 3.86626e-02 565 2009 2 1.28662e-01 2.73244e-02 322 2009 3 8.15435e-02 8.80744e-03 69 2009 4 1.07046e-01 2.28440e-02 256 2009 5 1.12517e-01 1.73958e-02 516 2009 6 7.88730e-02 7.62457e-03 196 2009 7 8.59094e-02 1.66568e-02 362 2009 8 2.36773e-01 6.01825e-01 96 2009 9 9.98777e-02 3.30654e-02 402 2009 10 1.00816e-01 2.11185e-02 785 2009 11 2.20140e-01 6.56603e-02 671 2009 12 1.86363e-01 3.07354e-02 514 2010 1 2.29491e-01 3.21841e-02 329 2010 2 1.57362e-01 5.30420e-02 129 2010 3 nan nan 0 2010 4 nan nan 0 2010 5 8.24818e-02 7.73066e-03 383 2010 6 7.24358e-02 1.62567e-02 218 2010 7 9.24891e-02 1.32703e-02 447 2010 8 8.50725e-02 1.42112e-02 374 2010 9 1.06242e-01 1.10461e-01 632 2010 10 1.99953e-01 6.09627e-02 809 2010 11 2.64775e-01 3.58797e-02 604 2010 12 2.36935e-01 8.93186e-02 310 2011 1 1.52911e-01 2.49037e-02 253 2011 2 1.28457e-01 6.12932e-03 23 2011 3 9.18827e-02 3.27485e-03 75 2011 4 7.52374e-02 9.64255e-03 512 2011 5 8.64738e-02 7.56633e-03 183 2011 6 1.02394e-01 1.20272e-02 149 2011 7 8.84623e-02 7.37867e-03 265 2011 8 1.01016e-01 1.04175e-02 69 2011 9 1.18387e-01 1.71754e-02 539 2011 10 1.49061e-01 8.05114e-02 356 2011 11 1.92331e-01 4.34236e-02 866 2011 12 1.95963e-01 3.99707e-02 1147 2012 1 2.15511e-01 4.26175e-02 909 2012 2 1.77629e-01 2.64524e-02 562 2012 3 2.04027e-01 4.13341e-02 648 2012 4 1.60960e-01 2.85171e-02 576 2012 5 1.36937e-01 3.35604e-02 254 2012 6 1.19314e-01 2.95282e-02 312 2012 7 9.54196e-02 7.57658e-03 128 2012 8 1.12148e-01 2.12187e-02 293 2012 9 1.12404e-01 2.21355e-02 370 2012 10 1.04956e-01 1.61790e-02 321 2012 11 2.50623e-01 3.98432e-02 828 2012 12 2.44541e-01 5.02323e-02 761 2013 1 1.65061e-01 3.70597e-02 772 2013 2 1.92462e-01 2.03861e-02 545 2013 3 1.51722e-01 1.21762e-02 192 2013 4 1.30509e-01 1.14421e-02 171 2013 5 1.23557e-01 1.47522e-02 335 2013 6 1.36925e-01 3.11530e-02 238 2013 7 1.23175e-01 1.20767e-02 134 2013 8 2.26300e-01 0.00000e+00 2 2013 9 1.24752e-01 2.20584e-02 256 2013 10 1.12477e-01 1.82211e-02 820 2013 11 1.62144e-01 4.68096e-02 772 2013 12 2.08086e-01 3.99239e-02 756 2014 1 1.81608e-01 4.71571e-02 1011 2014 2 1.70136e-01 2.22256e-02 803 2014 3 1.20938e-01 1.82933e-02 749 2014 4 1.05467e-01 1.54550e-02 520 2014 5 1.81793e-01 1.45360e-01 496 2014 6 1.22159e-01 3.20159e-02 379 2014 7 9.98803e-02 2.29506e-02 308 2014 8 1.19131e-01 4.01102e-02 705 2014 9 1.27213e-01 1.66298e-02 169 2014 10 1.40295e-01 3.13017e-02 1148 2014 11 2.27181e-01 4.74233e-02 822 2014 12 2.53227e-01 5.16369e-02 752 2015 1 2.45069e-01 4.13810e-02 739 2015 2 1.93001e-01 5.22336e-02 336 2015 3 1.45345e-01 3.45439e-02 416 2015 4 1.09195e-01 1.19314e-02 402 2015 5 1.46171e-01 7.43489e-03 324 2015 6 1.45640e-01 2.28596e-02 447 2015 7 1.36101e-01 5.64003e-02 306 2015 8 1.27922e-01 2.31020e-02 305 2015 9 1.47299e-01 3.25566e-02 426 2015 10 1.41024e-01 3.75994e-02 561 2015 11 1.73584e-01 5.35613e-02 959 2015 12 2.03954e-01 4.74197e-02 583 2016 1 2.20282e-01 4.91792e-02 146 2016 2 2.19762e-01 5.85565e-02 436 2016 3 1.95254e-01 3.97512e-02 265 2016 4 1.48124e-01 2.07192e-02 458 2016 5 1.39016e-01 2.56364e-02 410 2016 6 1.13406e-01 1.16559e-02 384 2016 7 1.16047e-01 1.80405e-02 401 2016 8 1.26679e-01 1.53003e-02 261 2016 9 1.04987e-01 2.40944e-02 578 2016 10 1.46123e-01 2.87706e-02 585 2016 11 2.44989e-01 6.44701e-02 1133 2016 12 2.59848e-01 7.01516e-02 745 2017 1 2.28106e-01 6.55834e-02 628 2017 2 1.73472e-01 1.91588e-02 683 2017 3 2.08532e-01 4.52166e-02 108 2017 4 1.96079e-01 1.76260e-02 62 2017 5 1.79629e-01 2.71720e-02 346 2017 6 1.12300e-01 1.22716e-02 170 2017 7 1.30394e-01 2.04935e-02 200 2017 8 9.45654e-02 1.35165e-02 384 2017 9 1.34535e-01 4.90332e-02 138 2017 10 2.79559e-01 4.51886e-02 217 2017 11 3.01689e-01 5.65142e-02 260 2017 12 2.90390e-01 3.49902e-02 440 2018 1 2.21515e-01 2.46707e-02 188 2018 2 1.71971e-01 2.22898e-02 425 2018 3 nan nan 0 2018 4 1.10033e-01 2.35798e-04 3 2018 5 nan nan 0 2018 6 5.09963e-02 3.40411e-03 105 2018 7 6.73172e-02 1.26705e-02 111 2018 8 1.83696e-01 1.82323e-01 83 2018 9 8.04232e-02 3.52095e-02 346 2018 10 9.35341e-02 2.42014e-02 670 2018 11 7.98238e-02 1.16319e-02 307 2018 12 1.60417e-01 3.52275e-02 569 2019 1 1.71036e-01 3.56120e-02 673 2019 2 1.33106e-01 2.35208e-02 690 2019 3 1.14233e-01 2.09884e-02 367 2019 4 1.22007e-01 2.30156e-02 169 2019 5 8.18875e-02 6.29408e-04 8 2019 6 9.44329e-02 7.65606e-03 222 2019 7 8.68181e-02 1.72922e-02 188 2019 8 9.11620e-02 7.82982e-03 121 2019 9 1.36112e-01 3.90566e-02 217 2019 10 1.70921e-01 5.18192e-02 616 2019 11 1.63788e-01 3.29853e-02 899 2019 12 1.41094e-01 1.76205e-02 504 2020 1 1.59964e-01 4.15503e-02 816 2020 2 1.91057e-01 5.87418e-02 622 2020 3 1.45049e-01 2.41400e-02 602 2020 4 1.01083e-01 2.23384e-02 237 2020 5 1.15649e-01 2.06694e-02 429 2020 6 1.08178e-01 1.63444e-02 467 2020 7 1.15326e-01 8.89387e-03 282 2020 8 1.15815e-01 3.93439e-02 640 2020 9 1.43493e-01 4.90156e-02 538 2020 10 1.73547e-01 3.77894e-02 396 2020 11 1.72554e-01 1.66109e-02 448 2020 12 2.21057e-01 5.32388e-02 972 2021 1 2.09208e-01 5.27398e-02 768 2021 2 1.82500e-01 3.52744e-02 750 2021 3 1.99951e-01 4.63978e-02 389 2021 4 1.36770e-01 4.60681e-03 125 2021 5 1.69413e-01 8.41381e-02 651 2021 6 1.55719e-01 8.64978e-02 257 2021 7 1.20762e-01 1.93989e-02 565 2021 8 1.55747e-01 5.54576e-02 372 2021 9 1.23853e-01 2.40781e-02 459 2021 10 1.27005e-01 1.84583e-02 795 2021 11 1.81574e-01 5.63249e-02 796 2021 12 1.66433e-01 3.37848e-02 1028 2022 1 1.66913e-01 3.01351e-02 568 2022 2 1.96677e-01 3.50223e-02 689 2022 3 1.57668e-01 3.27126e-02 411 2022 4 1.61773e-01 1.54678e-02 67 2022 5 1.56794e-01 1.44596e-02 515 2022 6 1.17695e-01 2.01256e-02 479 2022 7 1.22408e-01 1.07923e-02 320 2022 8 1.42403e-01 6.49719e-02 142 2022 9 1.53675e-01 2.06742e-02 245 2022 10 1.84330e-01 4.05983e-02 964 2022 11 2.05606e-01 5.35819e-02 1113 2022 12 2.34081e-01 5.84046e-02 793 2023 1 1.96698e-01 5.21349e-02 618 2023 2 1.68234e-01 2.99108e-02 926 2023 3 1.26387e-01 2.07521e-02 547 2023 4 1.00534e-01 1.38243e-02 269 2023 5 1.32918e-01 2.23460e-02 700 2023 6 1.23637e-01 2.05640e-02 119 2023 7 1.18047e-01 2.50449e-02 219 2023 8 1.28272e-01 1.58228e-02 128 2023 9 1.43482e-01 1.63013e-02 301 2023 10 1.76776e-01 6.91910e-02 585 2023 11 2.36864e-01 5.92188e-02 769 2023 12 2.66304e-01 1.06054e-01 226 2024 1 2.16021e-01 3.29213e-02 211 2024 2 2.09418e-01 1.68453e-02 292 2024 3 1.06832e-01 1.95963e-02 269 2024 4 9.14719e-02 1.79988e-03 64