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 1.37685e+00 7.08979e-01 111 2002 8 2.22241e+00 1.38256e+00 87 2002 9 4.56436e+00 1.05594e+01 109 2002 10 6.96117e-01 1.22104e+00 473 2002 11 4.50938e-01 1.57567e+00 262 2002 12 5.03727e-01 2.17700e-01 64 2003 1 1.67427e-07 2.81352e-07 36 2003 2 2.77295e-01 5.81799e-01 309 2003 3 2.00001e+00 2.78835e+00 110 2003 4 4.66603e-01 4.16549e-01 213 2003 5 3.72006e+00 1.01210e+00 128 2003 6 5.88833e+00 5.21848e+00 28 2003 7 1.69321e+00 3.78412e+00 145 2003 8 8.69312e-01 0.00000e+00 1 2003 9 8.25622e-06 1.80599e-05 21 2003 10 1.28353e-01 1.47643e-01 456 2003 11 4.43372e-01 4.87583e-01 509 2003 12 1.17200e+00 8.02910e-01 653 2004 1 1.42366e+00 9.62276e-01 604 2004 2 2.38190e+00 1.41187e+00 319 2004 3 2.12548e+00 7.80316e+00 180 2004 4 1.17701e+00 8.90754e-01 192 2004 5 7.32378e+00 2.39392e+00 159 2004 6 4.28822e+00 1.90777e+00 143 2004 7 7.38069e+00 7.60865e-01 64 2004 8 6.89170e-01 9.64938e-02 20 2004 9 nan nan 0 2004 10 nan nan 0 2004 11 1.56498e-01 1.74071e+00 238 2004 12 2.19016e-01 2.75558e-01 369 2005 1 8.06836e-01 9.22204e-01 584 2005 2 2.13732e+00 2.01080e+00 554 2005 3 1.15115e+00 1.68724e+00 378 2005 4 7.95700e-01 7.45452e-01 441 2005 5 3.75549e+00 2.45571e+00 128 2005 6 1.49143e+00 4.48036e-01 64 2005 7 3.66252e+01 2.77496e-01 2 2005 8 1.10648e+00 1.29652e+00 139 2005 9 2.27655e+00 3.59937e+00 161 2005 10 1.65105e+00 8.37707e+00 285 2005 11 1.86996e+00 1.67487e+00 280 2005 12 5.76659e-01 8.45597e-01 648 2006 1 2.27530e+00 2.18644e+00 477 2006 2 4.43208e+00 6.02812e+00 683 2006 3 3.30220e+00 5.42606e+00 658 2006 4 4.60151e+00 3.88178e+00 323 2006 5 2.03729e+00 2.13749e+00 259 2006 6 9.64949e+00 4.70405e+00 146 2006 7 4.70188e-05 0.00000e+00 4 2006 8 2.27949e+00 4.55437e+00 100 2006 9 2.99949e-02 5.39287e-02 183 2006 10 5.79020e-01 7.01129e-01 441 2006 11 1.85300e+00 1.79715e+00 374 2006 12 3.70925e+00 1.11643e+00 130 2007 1 4.02441e+00 2.36664e+00 374 2007 2 5.68042e+00 5.30538e+00 550 2007 3 4.70172e+00 3.61117e+00 487 2007 4 1.71507e+00 1.86315e+00 323 2007 5 1.07847e+00 1.96192e-01 23 2007 6 8.65655e+00 7.81556e+00 20 2007 7 4.33245e+00 5.50650e-01 120 2007 8 2.33906e+00 1.95792e+00 94 2007 9 8.81668e+00 1.60524e+01 289 2007 10 1.68962e+00 1.63610e+00 208 2007 11 1.50828e+00 1.62742e+00 626 2007 12 4.69289e+00 2.55130e+00 464 2008 1 3.92896e+00 3.15983e+00 459 2008 2 5.33892e+00 4.78909e+00 489 2008 3 3.16823e+00 2.56614e+00 391 2008 4 3.85555e+00 3.42234e+00 355 2008 5 6.65584e+00 6.52247e+00 257 2008 6 1.15461e+01 6.85222e+00 206 2008 7 9.51058e-04 9.15843e-04 23 2008 8 8.43962e-01 6.91082e-01 142 2008 9 4.18026e+00 7.35189e+00 85 2008 10 2.88828e+00 3.09933e+00 505 2008 11 3.73605e+00 3.07267e+00 972 2008 12 4.46167e+00 2.61797e+00 651 2009 1 4.34373e+00 3.16551e+00 635 2009 2 4.72859e+00 3.68256e+00 721 2009 3 6.78192e+00 4.19199e+00 725 2009 4 3.14880e+00 1.20521e+00 256 2009 5 4.10526e+00 9.11589e-01 128 2009 6 nan nan 0 2009 7 1.72578e-01 1.93324e-01 125 2009 8 2.46550e-01 3.91494e-01 59 2009 9 nan nan 0 2009 10 4.52920e-01 6.22277e-01 435 2009 11 1.08164e+00 1.13508e+00 454 2009 12 3.94729e+00 5.35506e+00 324 2010 1 2.67788e+00 1.56122e+00 571 2010 2 1.74936e+00 1.55055e+00 625 2010 3 4.27505e+00 2.86483e+00 566 2010 4 3.01596e-01 3.13337e-01 122 2010 5 1.47540e+00 8.84207e-02 7 2010 6 3.92008e+00 2.86868e+00 206 2010 7 nan nan 0 2010 8 9.11613e-01 7.96019e-01 127 2010 9 2.64734e-01 2.34106e-01 159 2010 10 1.28729e+00 1.11903e+00 1087 2010 11 2.00646e+00 1.23918e+00 598 2010 12 3.48461e+00 4.41918e+00 932 2011 1 4.79523e+00 2.33094e+00 549 2011 2 4.72675e+00 2.74383e+00 627 2011 3 7.05411e+00 4.64848e+00 760 2011 4 1.58044e+00 1.32291e+00 490 2011 5 4.57038e+00 2.94412e+00 327 2011 6 3.53684e+00 8.56821e-01 128 2011 7 9.59662e+00 7.93381e+00 112 2011 8 4.85921e+00 4.02927e+00 66 2011 9 1.03764e+00 5.99501e-01 310 2011 10 4.34297e-01 4.96906e-01 463 2011 11 3.02437e+00 4.81530e+00 485 2011 12 5.11685e+00 8.90162e+00 456 2012 1 2.81291e+00 1.88183e+00 428 2012 2 4.45161e+00 3.81942e+00 403 2012 3 6.12972e+00 3.39434e+00 401 2012 4 3.29680e+00 3.01465e+00 307 2012 5 1.02720e+01 3.29470e+00 296 2012 6 nan nan 0 2012 7 nan nan 0 2012 8 2.25339e-02 1.02779e-02 64 2012 9 7.28972e-04 1.34831e-03 48 2012 10 3.39213e-02 6.22315e-02 275 2012 11 7.52050e-01 2.23388e+00 498 2012 12 4.67829e+00 7.46256e+00 470 2013 1 8.38194e-01 1.08164e+00 493 2013 2 2.71684e+00 3.59449e+00 619 2013 3 3.60044e+00 1.91223e+00 632 2013 4 7.53259e+00 3.08767e+00 197 2013 5 1.40067e+01 2.64553e+01 74 2013 6 4.24218e+00 7.66577e+00 117 2013 7 1.48240e+00 5.95995e+00 71 2013 8 7.41205e-01 1.01277e+00 182 2013 9 3.02996e+01 2.39681e+01 98 2013 10 1.76232e+01 2.19707e+01 210 2013 11 1.63244e+00 9.93066e-01 46 2013 12 5.44328e+00 1.02540e+01 291 2014 1 2.96313e+00 3.71875e+00 344 2014 2 3.35495e+00 2.86850e+00 430 2014 3 5.16105e+00 5.92267e+00 320 2014 4 1.19267e+00 1.09577e+00 166 2014 5 5.34270e+00 6.83351e+00 195 2014 6 1.07919e+01 7.96290e+00 269 2014 7 1.77977e+00 1.15854e+00 153 2014 8 5.29045e+00 6.04680e+00 174 2014 9 8.78878e+00 2.18151e+01 160 2014 10 2.34881e-01 4.01517e+00 444 2014 11 3.14182e-01 5.31173e-01 620 2014 12 7.91290e-01 1.69207e+00 472 2015 1 9.13628e-01 8.55628e-01 326 2015 2 2.16123e+00 3.67375e+00 572 2015 3 8.45940e-01 8.21716e-01 384 2015 4 2.97103e+00 1.83949e+00 207 2015 5 4.91065e+00 6.55301e+00 125 2015 6 7.87266e+00 3.45887e+00 182 2015 7 nan nan 0 2015 8 nan nan 0 2015 9 nan nan 0 2015 10 2.70247e+00 1.02273e+01 37 2015 11 1.67530e+00 2.71432e+00 148 2015 12 5.98160e-01 1.97800e+00 135 2016 1 7.34514e-01 7.44069e-01 383 2016 2 2.76226e-01 3.52170e-01 868 2016 3 1.47584e+00 5.32289e+00 297 2016 4 8.20018e-02 7.89562e-02 65 2016 5 1.31092e+01 9.27697e+00 21 2016 6 1.88484e+01 2.81318e+01 89 2016 7 3.86920e+00 6.97448e+00 136 2016 8 5.45609e-01 2.12161e+00 56 2016 9 2.32894e+01 2.56727e+01 276 2016 10 1.00949e+01 1.59801e+01 74 2016 11 1.27351e+00 7.50685e+00 292 2016 12 3.18287e+00 7.73476e+00 540 2017 1 2.43649e+00 1.63181e+00 345 2017 2 4.12464e+00 3.34904e+00 840 2017 3 5.28969e+00 3.40970e+00 576 2017 4 6.11382e+00 5.86832e+00 244 2017 5 8.74368e+00 2.88828e+00 290 2017 6 2.63989e+01 1.15277e+01 107 2017 7 nan nan 0 2017 8 1.39887e+01 1.66141e+01 45 2017 9 nan nan 0 2017 10 1.26079e-02 1.77159e-02 136 2017 11 2.62433e-01 3.61101e-01 532 2017 12 1.79139e+00 2.94433e+00 550 2018 1 2.04932e+00 1.42495e+00 585 2018 2 5.31298e+00 1.83062e+00 320 2018 3 4.36398e+00 6.31626e+00 798 2018 4 3.87260e+00 3.35121e+00 389 2018 5 9.95955e+00 5.46904e+00 103 2018 6 4.15286e-01 2.79429e-01 64 2018 7 1.41055e-04 2.36004e-04 45 2018 8 2.44164e+01 1.80063e+01 26 2018 9 nan nan 0 2018 10 9.49452e-01 1.44848e+00 238 2018 11 9.74480e-01 1.30907e+00 382 2018 12 6.35743e-01 7.20893e-01 395 2019 1 3.18735e-01 2.86141e-01 275 2019 2 1.42976e+00 1.43451e+00 169 2019 3 3.72088e-01 4.01146e-01 327 2019 4 1.66448e+00 1.71349e+00 89 2019 5 9.86025e+00 6.99108e+00 180 2019 6 1.08846e+01 1.13423e+01 51 2019 7 1.00144e+01 1.68982e+01 201 2019 8 3.37076e+01 1.14017e+01 17 2019 9 2.06428e+00 0.00000e+00 1 2019 10 2.06514e+01 2.37104e+01 160 2019 11 2.82577e+00 3.81665e+00 105 2019 12 1.47020e+00 2.46739e+00 128 2020 1 5.67181e-01 1.45387e+00 503 2020 2 4.78870e+00 8.72059e+00 381 2020 3 7.11898e+00 1.41536e+01 337 2020 4 2.11538e+00 1.93538e+00 144 2020 5 5.83665e+00 3.61515e+00 88 2020 6 1.66092e+00 1.40340e+00 209 2020 7 3.42931e+00 9.31352e-01 117 2020 8 1.85462e+00 2.04468e-01 128 2020 9 4.46285e-03 6.09365e-03 55 2020 10 2.08642e+00 1.00245e+01 91 2020 11 1.86518e-01 1.27669e+00 125 2020 12 3.33382e-04 4.98266e-04 20 2021 1 1.70345e-01 3.19376e-01 190 2021 2 1.87399e+00 2.55841e+00 344 2021 3 2.05726e+00 2.21387e+00 322 2021 4 4.72437e+00 1.74763e+00 347 2021 5 4.87513e+00 5.02089e+00 236 2021 6 1.25346e+01 1.00343e+01 112 2021 7 1.98324e+00 0.00000e+00 2 2021 8 nan nan 0 2021 9 5.50834e+00 1.12712e+01 141 2021 10 1.77330e-01 1.17195e+00 231 2021 11 6.78108e-03 7.62813e-03 8 2021 12 1.13011e+00 2.37595e+00 199 2022 1 1.15843e+00 1.18889e+00 546 2022 2 9.78535e+00 1.00209e+01 429 2022 3 3.27893e+00 2.35483e+00 343 2022 4 7.22618e+00 4.60207e+00 53 2022 5 4.93236e+00 3.90859e+00 207 2022 6 1.37986e+01 1.07352e+01 32 2022 7 1.04901e+01 7.01691e+00 187 2022 8 3.19261e+00 2.16128e+00 159 2022 9 4.26163e+00 1.15759e+01 274 2022 10 7.06775e+00 9.11940e+00 149 2022 11 1.12009e+01 1.74320e+01 195 2022 12 4.66012e+00 8.87109e+00 352 2023 1 1.54506e-01 1.74720e-01 239 2023 2 9.26157e+00 1.00133e+01 462 2023 3 9.77271e+00 7.76021e+00 722 2023 4 1.38999e+01 7.71623e+00 360 2023 5 9.16218e+00 7.39987e+00 180 2023 6 1.15175e+01 8.25080e+00 140 2023 7 7.25956e+00 3.82368e+00 164 2023 8 1.95150e+01 3.15515e+01 266 2023 9 1.17287e+01 1.44764e+01 313 2023 10 6.30280e+00 8.27814e+00 377 2023 11 4.84439e+00 5.88601e+00 549 2023 12 1.22749e+01 1.03389e+01 266 2024 1 1.86992e+00 8.50159e-01 124 2024 2 5.98440e+00 4.57821e+00 587 2024 3 5.48626e+00 3.43554e+00 382 2024 4 nan nan 0