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 5.80951e-01 2.25141e-01 215 2002 8 7.53235e-01 2.74303e-01 390 2002 9 6.77668e-01 2.47467e-01 251 2002 10 7.16287e-01 2.88483e-01 539 2002 11 1.01640e+00 7.39682e-01 750 2002 12 1.10737e+00 4.75012e-01 524 2003 1 1.93136e+00 1.46231e+00 769 2003 2 1.17736e+00 7.20014e-01 494 2003 3 nan nan 0 2003 4 4.38668e+00 1.80793e+00 62 2003 5 5.00949e+00 1.78094e+00 68 2003 6 1.55178e+00 8.50839e-01 66 2003 7 nan nan 0 2003 8 2.69463e+00 2.49945e+00 192 2003 9 2.78488e+00 1.41357e+00 138 2003 10 1.83605e+00 1.74105e+00 659 2003 11 1.72740e+00 1.32606e+00 748 2003 12 9.40828e-01 4.01861e-01 776 2004 1 1.17231e+00 8.08431e-01 802 2004 2 1.53736e+00 1.04582e+00 381 2004 3 2.21799e+00 1.63650e+00 218 2004 4 1.20381e+00 6.59154e-01 334 2004 5 8.67642e-01 5.24430e-01 447 2004 6 9.35956e-01 7.07673e-01 442 2004 7 1.92204e+00 2.40582e+00 168 2004 8 1.10516e+00 2.99435e-01 348 2004 9 4.04032e+00 3.11478e+00 79 2004 10 nan nan 0 2004 11 6.08888e+00 1.82869e+00 54 2004 12 3.31178e+00 1.82831e+00 183 2005 1 2.52065e+00 1.75247e+00 353 2005 2 3.66360e+00 2.38041e+00 291 2005 3 3.06011e+00 2.00958e+00 214 2005 4 5.27475e+00 1.82107e+00 78 2005 5 nan nan 0 2005 6 8.52291e-01 1.22673e-01 64 2005 7 3.90085e+00 1.99202e+00 60 2005 8 4.34978e+00 0.00000e+00 2 2005 9 1.86823e+00 1.27861e+00 246 2005 10 1.15640e+00 5.97288e-01 814 2005 11 1.21319e+00 9.52763e-01 824 2005 12 1.37097e+00 8.54301e-01 922 2006 1 3.41164e+00 1.67481e+00 379 2006 2 5.05267e+00 1.84575e+00 221 2006 3 4.10519e+00 2.39673e+00 425 2006 4 2.24543e+00 2.21142e+00 334 2006 5 1.11475e+00 5.63128e-01 338 2006 6 6.74208e-01 2.28514e-01 205 2006 7 1.78076e+00 5.94738e-01 139 2006 8 1.02295e+00 5.09105e-01 209 2006 9 9.18645e-01 3.10068e-01 767 2006 10 9.53888e-01 8.05928e-01 782 2006 11 6.40669e-01 2.39036e-01 698 2006 12 5.92078e-01 6.10196e-01 581 2007 1 5.01064e-01 2.82848e-01 362 2007 2 8.16168e-01 4.65810e-01 653 2007 3 1.08533e+00 8.91947e-01 925 2007 4 8.34376e-01 3.69137e-01 552 2007 5 6.96715e-01 2.32763e-01 158 2007 6 6.58948e-01 2.83870e-01 201 2007 7 9.66700e-01 3.43948e-01 252 2007 8 1.31868e+00 9.26420e-01 393 2007 9 8.84966e-01 6.66090e-01 348 2007 10 8.70567e-01 6.97747e-01 524 2007 11 1.18151e+00 1.05237e+00 935 2007 12 8.82928e-01 5.23712e-01 758 2008 1 1.10221e+00 1.25540e+00 698 2008 2 1.36420e+00 1.26311e+00 743 2008 3 4.23067e+00 1.92361e+00 227 2008 4 3.06882e+00 2.04703e+00 182 2008 5 2.45699e+00 1.56016e+00 277 2008 6 7.88296e-01 5.03281e-01 366 2008 7 9.23090e-01 5.16194e-01 316 2008 8 1.10379e+00 5.66825e-01 146 2008 9 1.57517e+00 1.14834e+00 190 2008 10 2.61708e+00 1.84673e+00 620 2008 11 1.20605e+00 8.57806e-01 916 2008 12 2.16749e+00 1.51255e+00 854 2009 1 1.46382e+00 9.04053e-01 556 2009 2 1.46964e+00 1.44372e+00 929 2009 3 1.14767e+00 6.07773e-01 841 2009 4 2.38375e+00 1.45363e+00 228 2009 5 3.32311e+00 1.62885e+00 52 2009 6 7.14034e-01 2.93692e-01 139 2009 7 nan nan 0 2009 8 1.91926e+00 1.16192e+00 343 2009 9 2.18084e+00 1.99891e+00 429 2009 10 1.28079e+00 8.27742e-01 692 2009 11 8.16895e-01 4.22832e-01 711 2009 12 8.95226e-01 2.57618e-01 192 2010 1 1.87790e+00 1.42219e+00 821 2010 2 3.10089e+00 2.07029e+00 216 2010 3 4.38745e+00 1.86290e+00 395 2010 4 5.39163e+00 2.31263e+00 33 2010 5 1.64691e+00 1.55675e+00 368 2010 6 1.73010e+00 1.47613e+00 376 2010 7 3.76013e+00 2.76230e+00 209 2010 8 3.21067e+00 2.12425e+00 147 2010 9 1.82991e+00 8.56757e-01 447 2010 10 9.86596e-01 3.48366e-01 1442 2010 11 1.07148e+00 6.96050e-01 1123 2010 12 6.75266e-01 6.12083e-01 857 2011 1 6.61998e-01 3.23887e-01 681 2011 2 6.34763e-01 3.16598e-01 768 2011 3 1.04629e+00 4.56332e-01 832 2011 4 1.12790e+00 5.26377e-01 618 2011 5 9.10605e-01 6.72196e-01 627 2011 6 9.45984e-01 2.91697e-01 198 2011 7 7.30644e-01 2.68290e-01 390 2011 8 8.92374e-01 3.74664e-01 165 2011 9 6.72990e-01 2.45333e-01 672 2011 10 6.34350e-01 3.11744e-01 869 2011 11 5.73766e-01 3.04229e-01 1037 2011 12 4.68916e-01 2.14504e-01 853 2012 1 6.35228e-01 4.91821e-01 947 2012 2 4.25015e-01 9.42596e-02 179 2012 3 1.30409e+00 1.36309e+00 552 2012 4 1.11712e+00 7.79513e-01 679 2012 5 7.65126e-01 3.27215e-01 335 2012 6 2.00086e+00 1.25371e+00 96 2012 7 nan nan 0 2012 8 nan nan 0 2012 9 5.73317e+00 1.58589e+00 26 2012 10 3.21272e+00 1.95090e+00 150 2012 11 1.20476e+00 7.05001e-01 623 2012 12 1.28428e+00 3.57157e-01 492 2013 1 9.14739e-01 7.34580e-01 552 2013 2 7.32175e-01 1.26619e-01 448 2013 3 2.59785e+00 1.88267e+00 422 2013 4 3.54173e+00 1.88170e+00 54 2013 5 1.24947e+00 3.92295e-01 122 2013 6 3.76112e+00 2.02563e+00 198 2013 7 nan nan 0 2013 8 6.56582e+00 0.00000e+00 4 2013 9 9.80860e-01 4.11087e-01 5 2013 10 2.29477e+00 1.71092e+00 563 2013 11 2.32310e+00 1.61120e+00 222 2013 12 1.25564e+00 8.31210e-01 579 2014 1 1.58928e+00 4.94875e-01 300 2014 2 3.79010e+00 2.40618e+00 339 2014 3 2.80065e+00 2.52363e+00 199 2014 4 4.24406e-02 4.48728e-03 5 2014 5 nan nan 0 2014 6 2.78133e+00 4.38464e-01 64 2014 7 3.03323e+00 2.19149e+00 169 2014 8 1.95035e+00 1.04777e+00 206 2014 9 1.54547e+00 1.49488e+00 169 2014 10 3.05114e+00 1.91563e+00 535 2014 11 1.24351e+00 8.70151e-01 880 2014 12 9.68512e-01 8.30460e-01 642 2015 1 2.57244e+00 1.60891e+00 469 2015 2 3.59284e+00 2.62924e+00 437 2015 3 3.52129e+00 1.98651e+00 186 2015 4 5.04650e+00 1.23713e+00 59 2015 5 1.69223e+00 1.67061e+00 408 2015 6 9.57693e-01 3.97718e-01 320 2015 7 3.52420e+00 3.65690e+00 11 2015 8 3.04751e+00 2.53456e+00 145 2015 9 4.90055e+00 1.74799e+00 43 2015 10 1.95230e+00 1.30644e+00 538 2015 11 1.74025e+00 1.44439e+00 627 2015 12 9.94639e-01 8.03804e-01 506 2016 1 1.72959e+00 8.36557e-01 434 2016 2 3.38163e+00 2.04640e+00 644 2016 3 3.59164e+00 1.88761e+00 421 2016 4 2.62914e+00 1.18090e+00 221 2016 5 2.45557e+00 1.18353e+00 478 2016 6 1.34744e+00 1.11486e+00 443 2016 7 1.80180e+00 9.10112e-01 618 2016 8 1.16677e+00 9.44258e-01 563 2016 9 5.02043e+00 2.02444e+00 215 2016 10 1.62634e+00 7.97377e-01 713 2016 11 9.10723e-01 3.77755e-01 801 2016 12 6.41829e-01 2.37404e-01 787 2017 1 9.98111e-01 3.87801e-01 576 2017 2 3.64016e+00 1.91199e+00 434 2017 3 1.94803e+00 1.46765e+00 737 2017 4 9.11984e-01 5.75117e-01 605 2017 5 9.66915e-01 3.33064e-01 398 2017 6 5.71952e-01 3.02472e-01 320 2017 7 nan nan 0 2017 8 1.59097e+00 7.17498e-01 188 2017 9 3.26120e+00 2.20999e+00 100 2017 10 2.14350e+00 1.42296e+00 71 2017 11 2.23034e+00 1.46567e+00 865 2017 12 1.19665e+00 6.20593e-01 571 2018 1 1.21695e+00 6.72374e-01 633 2018 2 1.76049e+00 1.17812e+00 630 2018 3 1.73324e+00 1.24116e+00 888 2018 4 2.25361e+00 2.05183e+00 371 2018 5 9.77409e-01 4.61938e-01 373 2018 6 3.16838e+00 2.50665e+00 120 2018 7 6.50395e+00 0.00000e+00 1 2018 8 4.08601e+00 2.37392e+00 86 2018 9 2.73373e+00 2.18390e+00 439 2018 10 2.49078e+00 1.64735e+00 837 2018 11 1.59300e+00 8.37585e-01 366 2018 12 2.13186e+00 1.83175e+00 213 2019 1 3.78827e+00 3.69850e+00 104 2019 2 6.81632e+00 1.66101e+00 61 2019 3 3.04470e+00 1.89748e+00 176 2019 4 2.83722e+00 1.67361e+00 251 2019 5 1.25049e+00 1.21089e+00 488 2019 6 4.81955e-01 1.28069e-01 99 2019 7 8.22778e-01 2.10499e-01 128 2019 8 4.53775e+00 1.70581e+00 122 2019 9 1.91971e+00 1.58754e+00 423 2019 10 1.27174e+00 5.36591e-01 486 2019 11 8.65680e-01 3.93474e-01 704 2019 12 1.18686e+00 4.08396e-01 240 2020 1 1.44837e+00 9.76247e-01 634 2020 2 1.42794e+00 4.65209e-01 524 2020 3 3.09157e+00 1.90967e+00 245 2020 4 2.27239e+00 6.81995e-01 174 2020 5 2.82503e+00 1.47554e+00 281 2020 6 5.41809e+00 7.35172e-01 2 2020 7 2.45323e+00 1.63571e+00 68 2020 8 4.42731e+00 2.79482e+00 18 2020 9 5.13955e+00 1.91384e+00 26 2020 10 3.28076e+00 2.02500e+00 255 2020 11 2.56178e+00 1.65699e+00 682 2020 12 1.28669e+00 7.44073e-01 518 2021 1 1.97889e+00 9.28869e-01 220 2021 2 4.75779e+00 2.56571e+00 320 2021 3 nan nan 0 2021 4 nan nan 0 2021 5 2.03757e+00 1.29218e+00 315 2021 6 1.04142e+00 6.44967e-01 171 2021 7 3.97782e+00 2.16986e+00 46 2021 8 1.89951e-01 0.00000e+00 2 2021 9 2.11153e+00 3.88226e-01 64 2021 10 3.58970e+00 1.54106e+00 82 2021 11 1.92872e+00 1.38736e+00 633 2021 12 1.96629e+00 1.38945e+00 640 2022 1 1.73154e+00 1.12064e+00 574 2022 2 1.57279e+00 9.11624e-01 806 2022 3 2.28642e+00 1.69468e+00 741 2022 4 nan nan 0 2022 5 2.44322e+00 1.69550e+00 238 2022 6 2.18012e+00 1.33518e+00 310 2022 7 6.75853e-01 5.24266e-01 265 2022 8 2.54992e+00 2.19009e+00 142 2022 9 9.97339e-01 1.76445e-01 64 2022 10 1.94952e+00 2.45627e+00 667 2022 11 1.17597e+00 7.35492e-01 409 2022 12 1.11500e+00 6.98642e-01 684 2023 1 6.63354e-01 2.05967e-01 756 2023 2 9.28852e-01 5.31926e-01 671 2023 3 2.52721e+00 1.36104e+00 464 2023 4 1.71897e+00 1.74938e+00 357 2023 5 1.08083e+00 9.60734e-01 320 2023 6 1.79919e+00 8.40107e-01 301 2023 7 4.45893e+00 3.19345e+00 109 2023 8 3.21399e+00 1.65839e+00 117 2023 9 1.30865e+00 1.75026e+00 166 2023 10 1.99782e+00 1.33241e+00 439 2023 11 2.00929e+00 1.49183e+00 534 2023 12 2.67865e+00 1.77315e+00 219 2024 1 6.45916e+00 9.53894e-01 14 2024 2 3.18537e+00 1.34369e+00 308 2024 3 2.37669e+00 1.66966e+00 208 2024 4 nan nan 0