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 3.65281e-01 2.12119e-01 374 2002 8 3.79866e-01 8.67517e-02 384 2002 9 4.16444e-01 1.58677e-01 427 2002 10 3.57671e-01 1.46061e-01 639 2002 11 6.23830e-01 1.79192e-01 657 2002 12 7.30516e-01 2.53255e-01 576 2003 1 1.22888e+00 6.42070e-01 956 2003 2 7.34204e-01 3.33347e-01 573 2003 3 1.78923e+00 4.92642e-01 64 2003 4 1.13428e+00 4.42854e-01 68 2003 5 2.33505e+00 1.91204e+00 246 2003 6 1.61233e+00 2.05181e+00 240 2003 7 1.31041e+00 9.94458e-01 152 2003 8 1.05111e+00 7.72688e-01 326 2003 9 3.99418e-01 1.58033e-01 256 2003 10 1.36081e+00 1.29521e+00 845 2003 11 1.53823e+00 1.07601e+00 882 2003 12 7.52079e-01 2.78122e-01 700 2004 1 7.40514e-01 3.50960e-01 832 2004 2 1.08036e+00 1.25418e+00 320 2004 3 2.55131e+00 2.45683e+00 550 2004 4 6.44624e-01 3.21849e-01 320 2004 5 3.65636e-01 1.45659e-01 733 2004 6 4.14675e-01 1.58871e-01 447 2004 7 1.02547e+00 1.04349e+00 448 2004 8 4.81376e-01 1.88635e-01 499 2004 9 9.07739e-01 1.09083e+00 173 2004 10 2.31754e+00 9.57385e-01 66 2004 11 3.78272e+00 1.17070e+00 70 2004 12 2.50651e+00 1.69571e+00 380 2005 1 1.71767e+00 9.60744e-01 706 2005 2 2.23640e+00 1.70387e+00 507 2005 3 2.20962e+00 1.52378e+00 395 2005 4 3.10071e+00 1.64914e+00 93 2005 5 4.23179e-01 1.44992e-01 118 2005 6 1.68297e+00 1.83235e+00 196 2005 7 1.23268e+00 1.29393e+00 213 2005 8 3.36181e+00 1.74031e+00 44 2005 9 9.59235e-01 1.56633e+00 268 2005 10 8.23769e-01 4.81811e-01 960 2005 11 7.87976e-01 3.88643e-01 1050 2005 12 1.08177e+00 7.11430e-01 1033 2006 1 2.14815e+00 2.17081e+00 458 2006 2 2.34574e+00 1.68465e+00 595 2006 3 2.47181e+00 2.27584e+00 928 2006 4 2.10330e+00 2.14760e+00 330 2006 5 5.96285e-01 2.72398e-01 407 2006 6 4.83884e-01 1.81289e-01 378 2006 7 8.06447e-01 3.13269e-01 315 2006 8 4.58314e-01 9.28008e-02 375 2006 9 4.96308e-01 2.11261e-01 813 2006 10 5.45386e-01 3.41934e-01 912 2006 11 4.49070e-01 1.49538e-01 773 2006 12 3.93428e-01 3.20203e-01 591 2007 1 4.39207e-01 2.37945e-01 426 2007 2 5.25395e-01 3.37778e-01 641 2007 3 4.68178e-01 2.43820e-01 1023 2007 4 4.24975e-01 2.34798e-01 580 2007 5 3.61989e-01 6.25813e-02 139 2007 6 3.74809e-01 8.39386e-02 320 2007 7 5.13857e-01 1.49665e-01 471 2007 8 4.96943e-01 2.07334e-01 422 2007 9 4.64346e-01 3.31896e-01 565 2007 10 4.94294e-01 1.59927e-01 695 2007 11 1.04599e+00 1.29972e+00 1084 2007 12 7.00134e-01 6.43153e-01 874 2008 1 6.32564e-01 4.23379e-01 768 2008 2 7.37135e-01 4.68592e-01 829 2008 3 3.26809e+00 1.91994e+00 330 2008 4 1.26812e+00 1.04188e+00 443 2008 5 1.72524e+00 1.45814e+00 461 2008 6 5.85151e-01 3.48281e-01 526 2008 7 6.85477e-01 4.05030e-01 377 2008 8 7.11174e-01 2.65153e-01 382 2008 9 1.47436e+00 1.86534e+00 232 2008 10 1.83298e+00 1.35211e+00 929 2008 11 8.07450e-01 4.57881e-01 1023 2008 12 1.34616e+00 1.26627e+00 1041 2009 1 9.76442e-01 5.98032e-01 624 2009 2 7.64528e-01 3.66242e-01 896 2009 3 6.18121e-01 3.01107e-01 849 2009 4 1.07477e+00 7.17932e-01 320 2009 5 2.32757e+00 2.14135e+00 181 2009 6 4.70547e-01 2.94407e-01 375 2009 7 1.77143e+00 1.37327e+00 92 2009 8 1.13103e+00 1.13609e+00 544 2009 9 8.69026e-01 1.28370e+00 712 2009 10 8.15655e-01 7.65968e-01 892 2009 11 5.84243e-01 2.64709e-01 811 2009 12 8.68288e-01 1.45046e-01 192 2010 1 9.97837e-01 6.33694e-01 835 2010 2 2.59185e+00 2.33247e+00 391 2010 3 3.49103e+00 1.89348e+00 676 2010 4 3.01947e+00 1.23244e+00 232 2010 5 9.70517e-01 8.27749e-01 385 2010 6 5.74478e-01 3.13811e-01 598 2010 7 9.17698e-01 6.08326e-01 503 2010 8 8.81275e-01 3.38813e-01 320 2010 9 7.94773e-01 3.66818e-01 745 2010 10 6.24267e-01 2.88366e-01 1535 2010 11 6.40059e-01 3.28660e-01 1102 2010 12 4.32726e-01 3.03900e-01 945 2011 1 4.25225e-01 1.94611e-01 673 2011 2 3.32380e-01 1.22999e-01 745 2011 3 4.34782e-01 2.59836e-01 855 2011 4 5.31058e-01 3.16299e-01 866 2011 5 3.65610e-01 1.39075e-01 694 2011 6 4.49204e-01 6.80882e-02 255 2011 7 3.99656e-01 1.37637e-01 512 2011 8 3.54583e-01 4.07100e-02 216 2011 9 4.63280e-01 2.24093e-01 704 2011 10 5.19865e-01 3.33911e-01 942 2011 11 3.56817e-01 1.39518e-01 1010 2011 12 3.18180e-01 1.24309e-01 896 2012 1 3.02630e-01 1.03367e-01 898 2012 2 2.09831e-01 1.25158e-01 297 2012 3 3.31007e-01 2.80505e-01 842 2012 4 5.55358e-01 3.29096e-01 867 2012 5 4.82654e-01 2.16430e-01 354 2012 6 6.39711e-01 1.76183e-01 191 2012 7 1.42394e+00 1.72935e+00 118 2012 8 3.77804e+00 1.91228e+00 189 2012 9 1.10418e+00 6.77862e-01 205 2012 10 3.20036e+00 2.29479e+00 379 2012 11 6.44050e-01 2.46626e-01 768 2012 12 9.04651e-01 3.11870e-01 399 2013 1 6.64747e-01 5.10156e-01 640 2013 2 4.97742e-01 9.31528e-02 457 2013 3 1.68769e+00 1.23025e+00 663 2013 4 2.00864e+00 1.59007e+00 254 2013 5 1.41865e+00 1.34368e+00 307 2013 6 9.10979e-01 5.87350e-01 466 2013 7 nan nan 0 2013 8 1.58486e+00 1.04905e+00 219 2013 9 3.36934e+00 2.59539e+00 135 2013 10 1.64142e+00 1.71660e+00 768 2013 11 9.41358e-01 2.52852e-01 320 2013 12 8.76658e-01 3.82241e-01 704 2014 1 1.75696e+00 1.40291e+00 466 2014 2 2.58346e+00 1.72498e+00 672 2014 3 1.99682e+00 1.75097e+00 335 2014 4 7.40799e+00 1.81920e+00 18 2014 5 nan nan 0 2014 6 2.04109e+00 1.85628e+00 236 2014 7 1.52961e+00 1.11081e+00 416 2014 8 7.31199e-01 2.50991e-01 286 2014 9 4.57157e-01 6.45475e-01 181 2014 10 2.56795e+00 1.68310e+00 991 2014 11 7.47727e-01 3.41334e-01 947 2014 12 7.59294e-01 3.09326e-01 723 2015 1 1.90251e+00 1.11634e+00 592 2015 2 2.41576e+00 2.05722e+00 567 2015 3 3.80642e+00 1.86302e+00 287 2015 4 1.86568e+00 2.11085e+00 140 2015 5 1.11758e+00 1.99430e+00 501 2015 6 3.77015e-01 1.98899e-01 320 2015 7 1.18649e+00 1.62392e-01 64 2015 8 1.80603e+00 2.05201e+00 253 2015 9 1.93159e+00 2.16236e+00 112 2015 10 1.62615e+00 1.15207e+00 766 2015 11 1.19311e+00 1.16519e+00 796 2015 12 6.70953e-01 3.85180e-01 457 2016 1 1.07723e+00 4.77533e-01 622 2016 2 2.06878e+00 1.71312e+00 1010 2016 3 1.88494e+00 6.00384e-01 648 2016 4 1.60215e+00 1.87894e+00 277 2016 5 1.42973e+00 1.21076e+00 639 2016 6 7.21937e-01 4.17911e-01 624 2016 7 7.26341e-01 4.63431e-01 834 2016 8 5.26958e-01 4.39164e-01 719 2016 9 1.84335e+00 1.41901e+00 543 2016 10 9.67591e-01 5.25900e-01 849 2016 11 6.17672e-01 2.06534e-01 896 2016 12 4.04260e-01 1.50151e-01 832 2017 1 6.12416e-01 2.27764e-01 618 2017 2 2.17205e+00 1.74948e+00 762 2017 3 8.50433e-01 8.25409e-01 989 2017 4 4.65258e-01 1.87474e-01 781 2017 5 5.57556e-01 1.96536e-01 422 2017 6 3.30764e-01 1.18118e-01 197 2017 7 3.45292e+00 1.82641e-01 4 2017 8 1.80355e+00 1.70830e+00 594 2017 9 1.33238e+00 9.42279e-01 240 2017 10 2.39131e+00 2.56719e+00 314 2017 11 1.83310e+00 1.69347e+00 888 2017 12 8.38851e-01 3.77807e-01 621 2018 1 6.77984e-01 2.09427e-01 663 2018 2 3.80476e-01 3.42973e-01 628 2018 3 7.46808e-01 4.98226e-01 995 2018 4 7.52941e-01 4.48962e-01 585 2018 5 5.31871e-01 2.98018e-01 322 2018 6 2.41459e+00 2.03970e+00 190 2018 7 6.06387e-01 4.79523e-01 159 2018 8 1.49023e+00 1.81654e+00 319 2018 9 9.49102e-01 1.10785e+00 939 2018 10 9.89652e-01 9.09838e-01 1144 2018 11 1.04657e+00 6.18658e-01 345 2018 12 1.89473e+00 2.06616e+00 347 2019 1 2.92179e+00 2.16279e+00 356 2019 2 2.65530e+00 2.74996e+00 259 2019 3 2.83477e+00 2.15545e+00 665 2019 4 3.16725e+00 2.21039e+00 463 2019 5 6.35213e-01 3.95914e-01 704 2019 6 6.09913e-01 3.03202e-01 189 2019 7 5.11712e-01 3.22971e-01 305 2019 8 1.28555e+00 1.38627e+00 417 2019 9 1.52655e+00 1.32322e+00 746 2019 10 8.24625e-01 6.32672e-01 573 2019 11 5.57274e-01 2.28837e-01 718 2019 12 8.12662e-01 6.27212e-01 442 2020 1 7.73198e-01 3.54757e-01 719 2020 2 8.34303e-01 2.62944e-01 512 2020 3 1.45059e+00 1.55647e+00 440 2020 4 2.93803e+00 2.50725e+00 293 2020 5 2.09211e+00 1.90569e+00 419 2020 6 2.27231e+00 1.76070e+00 244 2020 7 1.68052e+00 2.13252e+00 141 2020 8 3.13714e+00 2.17526e+00 104 2020 9 2.02596e+00 1.62333e+00 223 2020 10 1.56717e+00 1.37328e+00 655 2020 11 2.27604e+00 1.67949e+00 705 2020 12 1.56259e+00 1.23058e+00 829 2021 1 1.83948e+00 9.84845e-01 366 2021 2 3.24413e+00 2.70574e+00 376 2021 3 7.08836e+00 2.33667e+00 51 2021 4 4.47228e+00 3.03536e+00 126 2021 5 1.61031e+00 1.38321e+00 708 2021 6 3.82962e-01 2.05614e-01 192 2021 7 5.49460e-01 2.19688e-01 127 2021 8 6.34407e-01 4.35032e-01 307 2021 9 2.07485e+00 2.48044e+00 260 2021 10 1.56346e+00 1.89267e+00 219 2021 11 1.52089e+00 1.17263e+00 732 2021 12 1.39919e+00 1.18193e+00 780 2022 1 1.35742e+00 7.41841e-01 657 2022 2 7.29702e-01 2.38489e-01 954 2022 3 1.49581e+00 1.49202e+00 813 2022 4 1.53391e+00 3.25327e-01 52 2022 5 1.54568e+00 1.59271e+00 300 2022 6 9.25369e-01 6.38635e-01 391 2022 7 4.64142e-01 5.44063e-01 435 2022 8 6.78652e-01 6.99565e-01 583 2022 9 6.00918e-01 4.70311e-02 64 2022 10 1.64575e+00 1.91081e+00 998 2022 11 7.55254e-01 5.48093e-01 448 2022 12 6.63922e-01 4.25553e-01 763 2023 1 4.28340e-01 1.45438e-01 813 2023 2 4.70448e-01 1.83521e-01 669 2023 3 8.30533e-01 4.39414e-01 684 2023 4 8.02677e-01 9.01482e-01 384 2023 5 4.97822e-01 2.85490e-01 384 2023 6 7.40675e-01 4.46194e-01 327 2023 7 1.42099e+00 1.19015e+00 422 2023 8 1.23866e+00 1.28623e+00 282 2023 9 9.53959e-01 1.31791e+00 312 2023 10 8.97688e-01 1.03321e+00 652 2023 11 1.28592e+00 9.72561e-01 530 2023 12 1.42553e+00 8.99839e-01 128 2024 1 3.98907e+00 1.68267e+00 123 2024 2 3.06119e+00 1.72669e+00 623 2024 3 2.04475e+00 1.54524e+00 413 2024 4 nan nan 0