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 9.14813e-02 1.25588e-02 369 2002 8 1.41840e-01 2.95116e-02 240 2002 9 1.57820e-01 1.99693e-02 90 2002 10 1.22584e-01 4.46748e-02 421 2002 11 1.76228e-01 4.72358e-02 327 2002 12 1.31708e-01 2.66162e-02 537 2003 1 1.53635e-01 2.78356e-02 319 2003 2 3.18341e-01 1.80592e-01 278 2003 3 2.45523e-01 8.43051e-02 360 2003 4 1.22686e-01 3.14542e-02 482 2003 5 1.40106e-01 3.27400e-02 314 2003 6 1.57211e-01 2.73717e-02 144 2003 7 1.31593e-01 4.12471e-02 164 2003 8 1.85332e-01 1.84053e-02 154 2003 9 1.19259e-01 2.55212e-02 230 2003 10 3.54195e-01 1.89631e-01 152 2003 11 2.15688e-01 4.01860e-02 118 2003 12 1.63613e-01 6.16867e-02 99 2004 1 1.28909e-01 3.50498e-02 469 2004 2 1.26620e-01 2.75259e-02 441 2004 3 1.26905e-01 3.43119e-02 727 2004 4 2.76212e-01 1.91984e-01 296 2004 5 1.25118e-01 3.97660e-02 366 2004 6 3.23016e-01 2.08691e-01 217 2004 7 1.88154e-01 7.86871e-02 106 2004 8 1.42683e-01 5.33115e-02 27 2004 9 1.42289e-01 8.47546e-02 371 2004 10 1.34883e-01 3.83128e-02 546 2004 11 1.26853e-01 3.28729e-02 611 2004 12 1.23758e-01 3.03841e-02 480 2005 1 1.28490e-01 3.51186e-02 435 2005 2 1.38390e-01 2.17404e-02 439 2005 3 1.32898e-01 2.88153e-02 350 2005 4 1.40378e-01 4.28946e-02 267 2005 5 1.03284e-01 2.60037e-02 449 2005 6 1.68660e-01 6.92906e-02 162 2005 7 1.55916e-01 4.36261e-02 211 2005 8 1.33571e-01 6.20359e-02 111 2005 9 1.43668e-01 8.11498e-02 150 2005 10 1.65591e-01 1.28370e-01 139 2005 11 6.29022e-01 6.48199e-01 366 2005 12 1.14723e+00 2.92756e-01 658 2006 1 3.88442e-01 2.89108e-01 277 2006 2 6.56048e-01 2.21277e-01 196 2006 3 1.07155e-01 3.62650e-02 617 2006 4 1.18101e-01 1.71420e-02 560 2006 5 1.52571e-01 3.61163e-02 214 2006 6 1.56613e-01 3.13763e-02 127 2006 7 1.59128e-01 1.88481e-02 90 2006 8 1.29049e-01 2.24349e-02 322 2006 9 1.02020e-01 3.71488e-02 191 2006 10 1.31715e-01 5.77330e-02 269 2006 11 1.25035e-01 3.46693e-02 685 2006 12 1.09276e-01 2.13843e-02 412 2007 1 1.37587e-01 2.85132e-02 763 2007 2 1.20784e-01 2.98198e-02 385 2007 3 1.06765e-01 1.99455e-02 755 2007 4 1.18086e-01 1.85775e-02 350 2007 5 1.26166e-01 2.87872e-02 386 2007 6 1.43894e-01 2.84833e-02 215 2007 7 9.45098e-02 1.45636e-02 243 2007 8 1.45039e-01 5.78888e-02 182 2007 9 1.27717e-01 4.05123e-02 206 2007 10 1.63313e-01 6.47078e-02 141 2007 11 1.30813e-01 4.16422e-02 359 2007 12 1.16399e-01 3.16377e-02 624 2008 1 1.23719e-01 3.51261e-02 700 2008 2 1.45367e-01 1.89421e-02 405 2008 3 1.36210e-01 3.81014e-02 445 2008 4 1.13479e-01 2.25772e-02 636 2008 5 1.16355e-01 1.81822e-02 482 2008 6 1.19165e-01 1.82740e-02 259 2008 7 1.24321e-01 2.51929e-02 344 2008 8 1.51793e-01 6.06808e-02 195 2008 9 1.24156e-01 3.52829e-02 208 2008 10 1.08949e-01 1.96224e-02 438 2008 11 1.32347e-01 3.14746e-02 441 2008 12 1.26975e-01 1.99562e-02 500 2009 1 1.42351e-01 4.52279e-02 168 2009 2 1.16873e-01 3.45988e-02 614 2009 3 1.14567e-01 2.67471e-02 527 2009 4 9.89127e-02 1.32238e-02 443 2009 5 9.92989e-02 1.96856e-02 479 2009 6 1.21238e-01 2.23266e-02 212 2009 7 1.79160e-01 6.45863e-02 143 2009 8 1.27098e-01 4.07723e-02 146 2009 9 9.53159e-02 3.30064e-02 563 2009 10 1.34104e-01 6.51671e-02 594 2009 11 1.51742e-01 2.41939e-02 204 2009 12 1.53695e-01 3.20144e-02 188 2010 1 1.46082e-01 3.10759e-02 263 2010 2 1.43540e-01 4.04565e-02 90 2010 3 1.53666e-01 4.91209e-02 186 2010 4 1.03045e-01 3.21523e-02 679 2010 5 9.06174e-02 1.14480e-02 291 2010 6 1.66758e-01 3.04932e-02 109 2010 7 1.23360e-01 3.02890e-02 109 2010 8 1.28904e-01 6.10286e-02 312 2010 9 1.31665e-01 3.60348e-02 152 2010 10 1.66884e-01 6.41145e-02 195 2010 11 9.73843e-02 1.96515e-02 749 2010 12 1.37840e-01 2.32843e-02 280 2011 1 1.77705e-01 2.87313e-02 136 2011 2 2.18264e-01 1.95835e-01 166 2011 3 1.01048e-01 4.63040e-02 315 2011 4 1.06868e-01 2.12594e-02 626 2011 5 2.99554e-01 1.88904e-01 410 2011 6 1.23548e-01 2.49772e-02 147 2011 7 2.48798e-01 7.84967e-02 96 2011 8 1.14710e-01 3.10335e-02 138 2011 9 1.15129e-01 8.86697e-02 283 2011 10 1.50564e-01 3.28560e-02 23 2011 11 1.51400e-01 1.41476e-01 581 2011 12 1.62410e-01 3.99804e-02 392 2012 1 1.32428e-01 3.59950e-02 505 2012 2 1.25014e-01 2.36608e-02 272 2012 3 1.12029e-01 3.56364e-02 357 2012 4 1.06810e-01 2.25654e-02 263 2012 5 1.36698e-01 2.65347e-02 134 2012 6 2.38973e-01 1.29951e-01 145 2012 7 3.69469e-01 6.77974e-02 55 2012 8 2.52022e-01 4.14133e-02 196 2012 9 2.51338e-01 1.09641e-01 163 2012 10 2.65034e-01 5.08101e-01 234 2012 11 1.36054e-01 1.62592e-02 415 2012 12 1.25868e-01 3.22836e-02 329 2013 1 1.15951e-01 2.39138e-02 556 2013 2 1.07215e-01 1.70823e-02 478 2013 3 1.00148e-01 3.77474e-02 409 2013 4 1.04024e-01 3.14621e-02 364 2013 5 9.44460e-02 1.93551e-02 349 2013 6 1.12616e-01 2.71521e-02 170 2013 7 1.38410e-01 3.62703e-02 89 2013 8 1.19346e-01 2.48127e-02 195 2013 9 1.28855e-01 2.10955e-02 227 2013 10 1.44856e-01 3.86451e-02 455 2013 11 1.25371e-01 3.17036e-02 399 2013 12 1.40963e-01 2.71862e-02 378 2014 1 1.27674e-01 2.44930e-02 488 2014 2 1.21044e-01 1.77122e-02 418 2014 3 1.41899e-01 2.00921e-02 166 2014 4 1.15311e-01 2.64534e-02 275 2014 5 1.01523e-01 1.36783e-02 460 2014 6 1.15384e-01 3.66694e-02 277 2014 7 1.60051e-01 1.07053e-01 235 2014 8 1.24643e-01 4.53072e-02 130 2014 9 1.49818e-01 1.35123e-02 121 2014 10 1.43340e-01 5.57614e-02 245 2014 11 1.32599e-01 5.83519e-02 708 2014 12 1.44934e-01 2.90796e-02 327 2015 1 1.88467e-01 1.05855e-01 313 2015 2 1.41010e-01 3.03479e-01 306 2015 3 1.14835e-01 2.69392e-02 645 2015 4 1.13418e-01 2.48975e-02 437 2015 5 1.10891e-01 2.14690e-02 438 2015 6 1.16341e-01 2.62114e-02 325 2015 7 2.21746e-01 1.42027e-01 114 2015 8 1.29750e-01 3.91248e-02 104 2015 9 1.32830e-01 2.94000e-02 83 2015 10 1.66746e-01 3.39708e-02 286 2015 11 1.99300e-01 8.56567e-02 297 2015 12 1.49561e-01 7.65817e-02 208 2016 1 1.28116e-01 2.02438e-02 64 2016 2 1.37378e-01 2.63065e-02 447 2016 3 9.81632e-02 3.20501e-02 294 2016 4 1.62128e-01 1.18249e-01 237 2016 5 1.46772e-01 4.47343e-02 429 2016 6 2.49233e-01 1.35751e-01 80 2016 7 2.25002e-01 1.22597e-01 167 2016 8 2.14556e-01 8.03205e-02 166 2016 9 3.04054e-01 1.40078e-01 258 2016 10 2.57459e-01 1.00648e-01 147 2016 11 1.42594e-01 2.73766e-02 472 2016 12 1.67932e-01 9.11566e-02 270 2017 1 1.46927e-01 1.15697e-01 385 2017 2 1.47723e-01 1.83997e-02 367 2017 3 1.15303e-01 3.32441e-02 521 2017 4 1.23206e-01 1.76882e-02 423 2017 5 9.58512e-02 1.98290e-02 527 2017 6 1.13916e-01 4.13223e-02 302 2017 7 1.32858e-01 2.44362e-02 95 2017 8 1.80959e-01 4.66550e-02 253 2017 9 1.72554e-01 5.01552e-02 225 2017 10 1.87880e-01 4.25436e-02 127 2017 11 1.00435e-01 2.89965e-02 799 2017 12 1.30538e-01 3.36382e-02 364 2018 1 2.71173e-01 1.81371e-01 62 2018 2 3.16473e-01 3.87668e-01 342 2018 3 8.84388e-02 2.28075e-02 735 2018 4 1.47533e-01 4.22304e-02 352 2018 5 1.59467e-01 3.04111e-02 40 2018 6 1.24188e-01 2.73372e-02 181 2018 7 1.24772e-01 3.97279e-02 304 2018 8 1.70278e-01 1.38778e-01 90 2018 9 2.81476e-01 1.02257e-01 147 2018 10 1.51489e-01 3.40146e-02 144 2018 11 1.52341e-01 3.48724e-02 194 2018 12 1.30824e-01 2.98817e-02 556 2019 1 1.46355e-01 2.14969e-01 371 2019 2 1.11223e-01 1.98552e-02 726 2019 3 9.81054e-02 2.41654e-02 594 2019 4 1.14856e-01 3.37750e-02 375 2019 5 3.15912e-01 2.59401e-01 387 2019 6 8.85678e-02 4.77109e-02 568 2019 7 8.61570e-02 2.87813e-02 451 2019 8 1.22924e-01 4.21828e-02 197 2019 9 8.50369e-02 1.86865e-02 297 2019 10 1.15775e-01 8.04349e-02 722 2019 11 1.19987e-01 2.05803e-02 652 2019 12 1.17442e-01 4.63237e-02 405 2020 1 1.62004e-01 3.02033e-02 194 2020 2 1.60536e-01 1.94783e-02 148 2020 3 1.32525e-01 2.08910e-02 570 2020 4 1.43665e-01 2.56313e-02 142 2020 5 1.24453e-01 3.13270e-02 236 2020 6 1.16294e-01 2.81683e-02 288 2020 7 1.31207e-01 2.62296e-02 229 2020 8 1.11715e-01 4.54189e-02 260 2020 9 1.05448e-01 2.35607e-02 416 2020 10 1.30951e-01 3.36497e-02 223 2020 11 1.55080e-01 2.34218e-02 360 2020 12 1.33114e-01 2.89893e-02 415 2021 1 1.52948e-01 4.66523e-02 233 2021 2 1.16793e-01 2.28287e-02 349 2021 3 1.09307e-01 2.66301e-02 542 2021 4 1.01070e-01 3.61214e-02 645 2021 5 1.13358e-01 2.55490e-02 197 2021 6 4.79340e-01 4.34567e-01 160 2021 7 1.04867e-01 2.73049e-02 406 2021 8 1.94844e-01 5.72036e-02 69 2021 9 2.58186e-01 9.87822e-02 266 2021 10 2.15818e-01 9.63627e-02 111 2021 11 2.66889e-01 4.39809e-01 344 2021 12 1.25361e-01 3.49863e-02 788 2022 1 1.55394e-01 9.17899e-02 428 2022 2 1.31242e-01 2.10508e-02 513 2022 3 1.16188e-01 2.82039e-02 504 2022 4 1.25132e-01 1.42832e-02 103 2022 5 1.15457e-01 1.79340e-02 169 2022 6 1.44732e-01 7.16151e-03 16 2022 7 2.20706e-01 1.16725e-01 211 2022 8 9.33826e-02 2.69863e-02 330 2022 9 2.19395e-01 8.03691e-02 212 2022 10 1.64877e-01 7.62547e-02 215 2022 11 1.15990e-01 4.72020e-02 560 2022 12 1.19534e-01 4.36730e-02 563 2023 1 1.34670e-01 3.31767e-02 392 2023 2 1.10703e-01 2.81881e-02 900 2023 3 9.42907e-02 2.32049e-02 742 2023 4 1.05860e-01 2.68730e-02 225 2023 5 1.08077e-01 3.76972e-02 262 2023 6 1.70481e-01 4.60264e-02 155 2023 7 1.53599e-01 4.09160e-02 357 2023 8 1.10901e-01 4.06756e-02 127 2023 9 1.03585e-01 2.11822e-02 70 2023 10 2.02900e-01 1.08624e-01 305 2023 11 1.36126e-01 4.05031e-02 348 2023 12 1.31458e-01 1.61124e-02 361 2024 1 1.17106e-01 1.71810e-02 400 2024 2 1.37167e-01 4.30242e-02 235 2024 3 1.09939e-01 4.09259e-02 472 2024 4 1.10075e-01 1.48354e-02 64