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 8.68603e-01 8.35724e-02 128 2002 8 9.94121e-01 3.90366e-01 328 2002 9 1.11092e+00 1.82068e-01 154 2002 10 1.21822e+00 3.77385e-01 511 2002 11 1.39493e+00 5.95931e-01 741 2002 12 1.34153e+00 4.39863e-01 500 2003 1 1.44349e+00 3.54626e-01 655 2003 2 1.19918e+00 3.95167e-01 479 2003 3 nan nan 0 2003 4 nan nan 0 2003 5 2.36174e+02 3.93134e+02 8 2003 6 6.52980e+01 7.04393e+01 12 2003 7 nan nan 0 2003 8 1.19473e+01 1.15383e+01 33 2003 9 6.50801e+00 2.92474e+01 204 2003 10 1.76347e+00 8.59567e-01 488 2003 11 1.53358e+00 2.54079e-01 672 2003 12 1.43221e+00 5.65416e-01 562 2004 1 1.29312e+00 1.96411e-01 695 2004 2 1.28805e+00 3.61496e-01 356 2004 3 3.70542e+00 1.78029e+01 645 2004 4 1.30396e+00 2.90564e-01 237 2004 5 1.13248e+00 2.42160e-01 386 2004 6 1.23481e+00 1.33812e+00 249 2004 7 1.29646e+00 9.13461e-02 194 2004 8 2.16023e+00 2.57885e+00 240 2004 9 2.03187e+00 2.40048e-01 83 2004 10 nan nan 0 2004 11 4.50599e+00 2.73203e+00 10 2004 12 2.16952e+00 5.65064e-01 198 2005 1 6.06408e+00 5.46664e+01 263 2005 2 1.88269e+00 3.75596e-01 218 2005 3 1.70526e+00 7.30397e-01 313 2005 4 2.62107e+01 1.37900e+02 164 2005 5 2.45003e+00 9.42417e-01 41 2005 6 6.51700e+02 5.85781e+02 9 2005 7 nan nan 0 2005 8 1.24556e+01 4.05280e+01 173 2005 9 1.29407e+00 4.18374e-01 174 2005 10 1.33117e+00 2.78404e-01 556 2005 11 1.24915e+00 3.12817e-01 572 2005 12 1.49996e+00 3.55713e-01 576 2006 1 4.34480e+01 3.03325e+02 288 2006 2 1.92323e+01 1.29138e+02 262 2006 3 1.44719e+01 7.33408e+01 476 2006 4 2.60830e+00 6.77703e+00 272 2006 5 2.62816e+00 6.02056e+00 180 2006 6 1.23358e+00 1.27717e-01 127 2006 7 1.49388e+00 2.81749e-01 153 2006 8 1.24404e+00 7.36563e-02 115 2006 9 1.37436e+00 2.67835e-01 595 2006 10 1.27190e+00 4.27126e-01 465 2006 11 1.41323e+00 6.26563e-01 573 2006 12 9.79371e-01 2.34600e-01 354 2007 1 1.16203e+00 1.61708e-01 274 2007 2 1.02561e+00 2.33978e-01 569 2007 3 1.19368e+00 3.88582e-01 883 2007 4 1.22543e+00 3.43412e-01 428 2007 5 1.57608e+00 9.37867e-01 66 2007 6 1.20656e+00 1.29134e-01 143 2007 7 1.40999e+00 3.74252e-01 254 2007 8 1.64794e+00 2.78019e+00 225 2007 9 1.22534e+00 1.50829e-01 236 2007 10 1.07208e+00 1.53217e-01 352 2007 11 1.06639e+00 2.49545e-01 825 2007 12 1.05439e+00 1.63176e-01 534 2008 1 1.20816e+00 4.49898e-01 408 2008 2 1.23540e+00 1.59040e-01 652 2008 3 1.23537e+00 4.50346e-01 235 2008 4 8.62245e+00 4.24155e+01 173 2008 5 2.70998e+00 5.46250e+00 177 2008 6 1.46300e+00 1.18240e-01 185 2008 7 1.12202e+00 4.35103e-01 298 2008 8 1.41658e+00 1.96491e-01 64 2008 9 2.16841e+01 2.13200e+02 184 2008 10 8.49319e+00 5.44456e+01 634 2008 11 1.20646e+00 2.87731e-01 818 2008 12 1.71376e+00 3.57435e-01 606 2009 1 1.47703e+00 3.82119e-01 581 2009 2 1.26733e+00 3.61405e-01 709 2009 3 1.14955e+00 5.22227e-01 627 2009 4 1.55120e+00 5.63342e-01 166 2009 5 7.14980e+02 3.72214e+03 92 2009 6 1.20767e+00 7.46063e-02 62 2009 7 nan nan 0 2009 8 2.09067e+00 1.97121e+00 382 2009 9 1.42676e+00 4.27633e-01 345 2009 10 1.10465e+00 1.52208e-01 731 2009 11 1.05140e+00 3.45518e-01 498 2009 12 1.35756e+00 9.81846e-01 248 2010 1 1.38317e+00 4.45532e-01 707 2010 2 1.92013e+00 6.66992e-01 482 2010 3 1.37004e+01 8.86359e+01 499 2010 4 8.91723e+02 3.62938e+03 41 2010 5 4.32981e+00 9.68198e+00 210 2010 6 1.54724e+00 8.54623e-01 366 2010 7 1.03685e+02 1.09011e+03 129 2010 8 1.62947e+00 8.68902e-01 113 2010 9 5.40637e+00 1.82474e+01 229 2010 10 1.21695e+00 4.27261e-01 1339 2010 11 1.17130e+00 2.60130e-01 958 2010 12 1.17443e+00 3.20083e-01 584 2011 1 1.13962e+00 4.70959e-01 467 2011 2 1.21568e+00 1.20396e+00 696 2011 3 1.37185e+00 5.27278e-01 732 2011 4 1.30091e+00 6.22470e-01 525 2011 5 1.09532e+00 1.67664e+00 425 2011 6 1.04961e+00 9.09792e-01 156 2011 7 1.02364e+00 1.44893e-01 263 2011 8 1.20743e+00 6.15186e-01 187 2011 9 1.02876e+00 2.14060e-01 566 2011 10 1.12159e+00 4.23121e-01 754 2011 11 1.04108e+00 3.53744e-01 938 2011 12 1.02162e+00 2.85014e-01 731 2012 1 1.12914e+00 5.49654e-01 875 2012 2 9.35331e-01 2.68942e-01 145 2012 3 9.58714e-01 3.00469e-01 604 2012 4 9.91717e-01 3.24791e-01 552 2012 5 9.09852e-01 1.40456e-01 256 2012 6 2.32849e+00 8.63224e-01 32 2012 7 9.13615e-01 4.33930e-01 13 2012 8 nan nan 0 2012 9 7.26956e+02 4.64649e+03 193 2012 10 1.76129e+02 4.98057e+02 96 2012 11 1.16917e+00 1.70175e-01 478 2012 12 1.27061e+00 1.42964e-01 284 2013 1 1.20721e+00 4.60340e-01 441 2013 2 1.22391e+00 6.99982e-02 300 2013 3 1.47547e+00 6.33079e-01 475 2013 4 1.08538e+02 3.76051e+02 109 2013 5 1.47654e+01 1.07706e+02 161 2013 6 4.42669e+01 1.72479e+02 140 2013 7 2.32865e+02 3.61661e+02 8 2013 8 4.73296e+00 7.11037e-01 4 2013 9 3.61385e+03 6.75226e+03 17 2013 10 1.52109e+00 1.25833e+00 577 2013 11 1.49699e+00 1.18390e-01 234 2013 12 1.14197e+00 1.71302e-01 585 2014 1 1.37195e+00 3.20921e-01 230 2014 2 8.85919e+00 7.55661e+01 540 2014 3 1.61444e+00 2.79195e-01 419 2014 4 1.97381e+01 6.68494e+01 87 2014 5 4.81243e+01 2.05781e+02 51 2014 6 1.39889e+00 4.75800e-02 55 2014 7 2.93691e+01 1.72257e+02 335 2014 8 1.26576e+00 3.91421e-01 183 2014 9 9.38679e-01 9.43215e-02 63 2014 10 3.53526e+00 3.34679e+01 1018 2014 11 1.20523e+00 3.97732e-01 759 2014 12 1.04459e+00 3.39084e-01 440 2015 1 1.43777e+00 9.32939e-01 576 2015 2 1.49364e+00 9.62988e-01 571 2015 3 6.69971e+01 4.64465e+02 279 2015 4 2.82157e+00 1.93870e+00 63 2015 5 9.02568e+01 9.75070e+02 264 2015 6 1.26609e+00 2.09696e-01 252 2015 7 1.29589e+00 3.03115e-01 28 2015 8 nan nan 0 2015 9 2.85595e+02 1.09580e+03 153 2015 10 1.31893e+00 1.97791e-01 553 2015 11 2.66578e+01 3.15344e+02 378 2015 12 1.39550e+00 4.28864e-01 436 2016 1 1.52028e+00 5.46690e-01 395 2016 2 4.00842e+00 2.00943e+01 625 2016 3 4.77545e+00 1.78354e+01 460 2016 4 6.46845e+00 3.21714e+01 202 2016 5 6.40722e+00 6.81424e+01 359 2016 6 1.42690e+00 4.12080e-01 420 2016 7 1.31553e+00 2.69123e-01 469 2016 8 2.57713e+00 6.51765e+00 247 2016 9 1.77595e+02 9.88130e+02 158 2016 10 1.55263e+00 2.49650e+00 572 2016 11 1.14242e+00 2.12367e-01 716 2016 12 1.17372e+00 3.39902e-01 538 2017 1 1.16140e+00 3.69932e-01 441 2017 2 2.01551e+00 4.42208e-01 531 2017 3 2.24418e+00 8.43763e+00 709 2017 4 1.22087e+00 2.21373e-01 415 2017 5 1.43876e+00 4.24983e-01 249 2017 6 1.25838e+00 2.64474e-01 162 2017 7 1.34229e+00 3.66974e-02 64 2017 8 5.46551e+01 4.23725e+02 211 2017 9 1.91613e+02 1.73821e+03 187 2017 10 1.92101e+00 1.77089e-01 63 2017 11 1.61715e+00 5.75739e-01 995 2017 12 1.23422e+00 2.18805e-01 488 2018 1 1.26952e+00 2.72018e-01 593 2018 2 2.04237e+01 2.52835e+02 412 2018 3 1.62085e+00 5.17307e-01 530 2018 4 2.28432e+00 2.75426e+00 413 2018 5 1.78902e+00 1.86750e+00 150 2018 6 1.12662e+02 1.03365e+03 178 2018 7 1.76219e+00 3.72272e-02 42 2018 8 1.08912e+00 0.00000e+00 3 2018 9 2.11534e+01 1.44988e+02 373 2018 10 1.58454e+00 4.44353e-01 644 2018 11 1.31902e+00 1.40150e-01 101 2018 12 1.57500e+00 8.43046e-01 428 2019 1 1.30525e+01 5.20422e+01 131 2019 2 nan nan 0 2019 3 1.61441e+01 7.50476e+01 316 2019 4 2.14852e+00 4.87749e-01 281 2019 5 1.79167e+00 1.38792e+00 372 2019 6 2.54083e+00 5.72025e+00 151 2019 7 7.25294e+00 1.03234e+01 50 2019 8 2.99197e+00 1.46945e+00 85 2019 9 1.92601e+00 3.88586e+00 229 2019 10 1.30288e+00 2.83321e-01 400 2019 11 1.41417e+00 4.65343e-01 613 2019 12 1.38695e+00 3.09469e-01 234 2020 1 1.89098e+00 1.76516e+00 355 2020 2 1.56665e+00 5.40464e-01 195 2020 3 9.29143e+00 5.38049e+01 248 2020 4 3.47112e+00 3.49167e+00 121 2020 5 2.92387e+00 6.48893e+00 337 2020 6 1.49270e+01 7.99023e+01 195 2020 7 1.62960e+00 3.48083e-01 45 2020 8 2.42718e+00 1.01311e+00 113 2020 9 3.60314e+00 4.99840e+00 38 2020 10 3.81732e+00 2.54172e+01 442 2020 11 1.49150e+00 3.75771e-01 516 2020 12 1.99136e+00 4.41724e+00 491 2021 1 1.46215e+00 3.73074e-01 174 2021 2 3.96170e+00 9.81362e+00 260 2021 3 4.43472e+00 1.42384e+01 199 2021 4 2.83120e+01 1.37616e+02 105 2021 5 2.01743e+00 5.37942e-01 259 2021 6 1.43114e+00 1.33422e-01 84 2021 7 2.27298e+01 8.18101e+01 71 2021 8 nan nan 0 2021 9 6.66141e+01 9.82540e+01 55 2021 10 1.79733e+00 6.51492e-01 277 2021 11 1.51568e+00 3.68877e-01 653 2021 12 2.03035e+00 4.08818e+00 517 2022 1 2.21518e+00 6.45992e-01 239 2022 2 1.67335e+00 4.70945e-01 694 2022 3 1.91041e+00 2.37182e+00 500 2022 4 nan nan 0 2022 5 4.10830e+00 2.54702e+01 269 2022 6 1.39016e+00 3.60487e-01 196 2022 7 1.32351e+00 1.85469e-01 181 2022 8 4.54311e+00 1.65764e+01 222 2022 9 1.43725e+00 1.56550e-01 190 2022 10 1.05262e+00 2.40918e-01 1056 2022 11 1.70373e+00 7.21228e-01 345 2022 12 1.35595e+00 4.57316e-01 607 2023 1 1.21628e+00 6.13883e-01 543 2023 2 1.56463e+00 6.52808e-01 445 2023 3 6.72041e+00 7.06009e+01 220 2023 4 1.57774e+00 6.80968e-01 414 2023 5 1.21281e+00 1.41819e-01 131 2023 6 1.29717e+00 2.49900e-01 179 2023 7 5.89658e+01 6.12824e+02 333 2023 8 8.54916e+02 5.95821e+03 191 2023 9 1.44756e+03 1.61416e+04 265 2023 10 1.59522e+00 1.44709e+00 670 2023 11 1.31302e+00 3.93011e-01 468 2023 12 1.63227e+00 4.21822e-01 217 2024 1 3.96398e+00 1.50574e+01 131 2024 2 1.15802e+01 1.85676e+02 485 2024 3 2.10940e+00 3.61471e-01 230 2024 4 nan nan 0