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 9.38552e-02 5.39354e-02 369 2002 8 5.12991e-02 1.20525e-02 240 2002 9 9.39668e-02 1.27976e-02 90 2002 10 7.95634e-02 4.62900e-02 421 2002 11 6.22560e-02 2.11146e-02 327 2002 12 5.71071e-02 2.81597e-02 537 2003 1 5.47351e-02 1.09821e-02 319 2003 2 7.88772e-02 2.73320e-02 278 2003 3 7.33253e-02 2.58887e-02 360 2003 4 8.61749e-02 5.46836e-02 482 2003 5 5.13877e-02 7.18168e-03 314 2003 6 4.91088e-02 9.82376e-03 144 2003 7 5.93429e-02 3.47912e-02 164 2003 8 6.39797e-02 1.42507e-02 154 2003 9 7.86132e-02 5.49089e-02 230 2003 10 8.62063e-02 9.64412e-03 152 2003 11 8.11667e-02 1.25649e-02 118 2003 12 6.48691e-02 3.52070e-02 99 2004 1 5.33052e-02 2.82724e-02 469 2004 2 4.84981e-02 1.29671e-02 441 2004 3 6.93096e-02 4.00385e-02 727 2004 4 8.85749e-02 4.79383e-02 296 2004 5 5.47703e-02 1.45274e-02 366 2004 6 7.90538e-02 2.72682e-02 217 2004 7 6.84099e-02 1.71804e-02 106 2004 8 9.40436e-02 3.88604e-02 27 2004 9 7.65945e-02 5.49320e-02 371 2004 10 6.43462e-02 3.65778e-02 546 2004 11 6.07627e-02 4.01127e-02 617 2004 12 5.75686e-02 3.57186e-02 480 2005 1 5.80362e-02 3.22661e-02 435 2005 2 5.38397e-02 1.82670e-02 439 2005 3 7.43688e-02 4.38910e-02 350 2005 4 6.09126e-02 1.62977e-02 267 2005 5 6.65672e-02 4.28902e-02 449 2005 6 6.46565e-02 1.78381e-02 162 2005 7 7.27598e-02 3.84285e-02 211 2005 8 5.51056e-02 3.21145e-02 116 2005 9 1.10344e-01 7.63270e-02 150 2005 10 1.58686e-01 8.78251e-02 139 2005 11 1.93184e-01 1.75754e-01 366 2005 12 2.36876e-01 7.10517e-02 658 2006 1 1.23350e-01 9.86799e-02 277 2006 2 2.04827e-01 9.12898e-02 194 2006 3 1.16025e-01 6.67075e-02 617 2006 4 8.97479e-02 5.40896e-02 560 2006 5 6.59579e-02 3.16584e-02 214 2006 6 5.63909e-02 3.14706e-02 127 2006 7 5.75153e-02 2.74882e-02 90 2006 8 7.02192e-02 4.77381e-02 322 2006 9 8.91231e-02 4.39227e-02 191 2006 10 5.99516e-02 1.06711e-02 269 2006 11 8.06821e-02 5.05898e-02 685 2006 12 6.22347e-02 2.69931e-02 412 2007 1 6.52761e-02 1.64999e-02 763 2007 2 8.37795e-02 4.64855e-02 385 2007 3 7.82562e-02 5.08107e-02 755 2007 4 6.54349e-02 4.46099e-02 350 2007 5 9.91628e-02 5.45342e-02 386 2007 6 7.34164e-02 2.69472e-02 215 2007 7 9.99426e-02 5.61609e-02 243 2007 8 8.04152e-02 5.21901e-02 182 2007 9 6.01148e-02 3.05407e-02 206 2007 10 7.16542e-02 1.76268e-02 141 2007 11 5.01085e-02 2.65518e-02 358 2007 12 6.40539e-02 3.51086e-02 624 2008 1 6.01224e-02 3.57176e-02 700 2008 2 6.13818e-02 1.42920e-02 405 2008 3 9.11186e-02 4.24657e-02 445 2008 4 8.77259e-02 5.73625e-02 636 2008 5 7.26697e-02 4.84222e-02 482 2008 6 6.29915e-02 4.99703e-02 259 2008 7 7.02676e-02 4.41661e-02 344 2008 8 5.27743e-02 1.81526e-02 195 2008 9 8.75044e-02 4.88379e-02 208 2008 10 7.64633e-02 5.23733e-02 438 2008 11 7.10091e-02 4.12121e-02 446 2008 12 7.04309e-02 4.43085e-02 500 2009 1 4.88214e-02 2.40146e-02 168 2009 2 9.28186e-02 5.90625e-02 614 2009 3 9.55070e-02 5.65694e-02 527 2009 4 1.03641e-01 6.81163e-02 443 2009 5 9.36676e-02 4.87953e-02 479 2009 6 7.80026e-02 4.28567e-02 212 2009 7 5.66196e-02 8.60075e-03 143 2009 8 6.31694e-02 4.20137e-02 146 2009 9 8.06770e-02 4.71666e-02 563 2009 10 5.15450e-02 9.86308e-03 594 2009 11 6.89507e-02 2.45982e-02 204 2009 12 7.68665e-02 3.82299e-02 188 2010 1 6.37402e-02 2.68062e-02 263 2010 2 1.11576e-01 7.77951e-02 90 2010 3 9.61646e-02 5.70278e-02 186 2010 4 9.49916e-02 6.78555e-02 679 2010 5 1.01951e-01 6.44277e-02 291 2010 6 6.28696e-02 8.45887e-03 109 2010 7 4.83541e-02 1.83936e-02 109 2010 8 6.28833e-02 3.59801e-02 312 2010 9 4.62925e-02 1.80848e-02 152 2010 10 6.19422e-02 1.24860e-02 195 2010 11 6.40537e-02 4.32638e-02 749 2010 12 6.02836e-02 2.55025e-02 280 2011 1 6.28789e-02 1.40237e-02 136 2011 2 6.54348e-02 4.49168e-02 166 2011 3 6.12368e-02 4.53548e-02 315 2011 4 6.53704e-02 4.01190e-02 626 2011 5 1.12336e-01 5.68918e-02 410 2011 6 4.63914e-02 2.80494e-02 147 2011 7 6.00796e-02 9.30295e-03 96 2011 8 4.07503e-02 1.64722e-02 138 2011 9 6.24601e-02 3.27527e-02 283 2011 10 6.20182e-02 2.08795e-02 23 2011 11 6.32553e-02 2.58679e-02 581 2011 12 7.05139e-02 2.56365e-02 392 2012 1 4.93591e-02 1.45779e-02 505 2012 2 5.52159e-02 1.10831e-02 272 2012 3 5.80544e-02 1.76247e-02 357 2012 4 4.67496e-02 2.83712e-03 263 2012 5 6.24220e-02 6.51737e-03 134 2012 6 1.04823e-01 4.94434e-02 145 2012 7 9.54762e-02 1.42431e-02 55 2012 8 7.04112e-02 9.55350e-03 196 2012 9 8.60838e-02 2.65459e-02 163 2012 10 9.01093e-02 7.31972e-02 235 2012 11 5.46675e-02 1.36243e-02 415 2012 12 6.13456e-02 3.91813e-02 329 2013 1 7.56225e-02 3.75713e-02 556 2013 2 6.12204e-02 4.16785e-02 478 2013 3 6.90861e-02 4.51654e-02 409 2013 4 7.25146e-02 4.33241e-02 364 2013 5 7.48452e-02 5.24000e-02 349 2013 6 1.01611e-01 5.32209e-02 170 2013 7 5.84919e-02 3.69003e-02 89 2013 8 6.90876e-02 3.57504e-02 195 2013 9 5.81014e-02 1.27046e-02 227 2013 10 5.33920e-02 1.66406e-02 455 2013 11 5.90241e-02 2.08896e-02 399 2013 12 6.10641e-02 6.64287e-03 378 2014 1 4.90410e-02 1.61971e-02 488 2014 2 5.04362e-02 1.63776e-02 418 2014 3 6.13164e-02 8.58187e-03 166 2014 4 4.64166e-02 1.79908e-02 275 2014 5 6.73635e-02 4.96989e-02 460 2014 6 7.16997e-02 4.45805e-02 277 2014 7 5.59476e-02 2.39155e-02 226 2014 8 5.18576e-02 3.32493e-02 130 2014 9 4.11620e-02 5.15876e-03 121 2014 10 5.97031e-02 2.15106e-02 246 2014 11 6.52014e-02 3.48841e-02 708 2014 12 5.57683e-02 1.24507e-02 327 2015 1 6.19676e-02 1.56659e-02 313 2015 2 6.53236e-02 3.18879e-02 306 2015 3 6.32936e-02 2.62708e-02 645 2015 4 6.22523e-02 4.18884e-02 437 2015 5 4.80688e-02 1.95657e-02 438 2015 6 4.52806e-02 2.22203e-02 325 2015 7 7.93827e-02 2.52146e-02 114 2015 8 4.63154e-02 1.12620e-02 104 2015 9 5.03979e-02 7.74474e-03 83 2015 10 8.68129e-02 2.81355e-02 286 2015 11 6.78321e-02 1.83645e-02 297 2015 12 4.90467e-02 1.07387e-02 208 2016 1 5.61021e-02 1.71819e-03 64 2016 2 7.26066e-02 4.54667e-02 447 2016 3 8.00290e-02 5.55020e-02 294 2016 4 8.52477e-02 4.24162e-02 237 2016 5 6.20993e-02 3.26407e-02 429 2016 6 7.86492e-02 3.74906e-02 81 2016 7 6.48601e-02 3.86689e-02 167 2016 8 6.62760e-02 2.20908e-02 166 2016 9 8.75523e-02 2.46855e-02 258 2016 10 7.96857e-02 1.27909e-02 147 2016 11 6.12552e-02 1.71159e-02 472 2016 12 6.10722e-02 2.50601e-02 270 2017 1 7.00245e-02 5.89758e-02 385 2017 2 5.60693e-02 1.12852e-02 367 2017 3 1.03660e-01 5.29747e-02 521 2017 4 5.56247e-02 1.15577e-02 423 2017 5 8.88717e-02 5.98487e-02 527 2017 6 1.04642e-01 4.96653e-02 302 2017 7 6.32815e-02 3.02239e-02 95 2017 8 6.43149e-02 1.79050e-02 253 2017 9 6.76687e-02 1.72870e-02 225 2017 10 1.09015e-01 2.57848e-02 127 2017 11 7.64711e-02 3.40437e-02 799 2017 12 6.10771e-02 1.30199e-02 364 2018 1 9.00406e-02 3.93289e-02 62 2018 2 1.19822e-01 9.83139e-02 342 2018 3 7.39795e-02 4.38469e-02 735 2018 4 7.70305e-02 2.75017e-02 352 2018 5 7.96405e-02 6.70844e-03 40 2018 6 6.92432e-02 4.41156e-02 181 2018 7 5.55933e-02 2.74101e-02 304 2018 8 6.36097e-02 4.50934e-02 90 2018 9 1.06028e-01 4.11863e-02 147 2018 10 9.00535e-02 4.49243e-02 144 2018 11 7.06419e-02 1.23917e-02 194 2018 12 6.89345e-02 2.14720e-02 556 2019 1 6.48171e-02 1.32478e-02 371 2019 2 7.26614e-02 4.44398e-02 726 2019 3 6.09883e-02 4.01794e-02 594 2019 4 7.82442e-02 4.30898e-02 375 2019 5 1.13619e-01 6.59205e-02 387 2019 6 7.83443e-02 5.53235e-02 568 2019 7 9.28886e-02 4.99922e-02 451 2019 8 4.90125e-02 1.56057e-02 197 2019 9 5.40197e-02 2.45919e-02 297 2019 10 8.05740e-02 3.85972e-02 722 2019 11 5.46477e-02 1.26621e-02 652 2019 12 4.83555e-02 1.19538e-02 405 2020 1 7.29226e-02 1.60860e-02 194 2020 2 7.97665e-02 9.08404e-03 148 2020 3 6.14805e-02 1.75718e-02 570 2020 4 5.95116e-02 6.37071e-03 142 2020 5 6.28822e-02 1.06433e-02 236 2020 6 5.81880e-02 1.77257e-02 288 2020 7 5.82626e-02 1.20547e-02 229 2020 8 7.87242e-02 6.18010e-02 260 2020 9 8.93660e-02 4.72157e-02 416 2020 10 7.58632e-02 3.98922e-02 226 2020 11 9.14656e-02 2.52221e-02 360 2020 12 5.35848e-02 1.46823e-02 415 2021 1 7.63762e-02 3.80598e-02 233 2021 2 7.78728e-02 4.20971e-02 349 2021 3 5.95119e-02 2.51219e-02 542 2021 4 6.12786e-02 3.72557e-02 645 2021 5 6.44879e-02 4.35546e-02 197 2021 6 1.39020e-01 1.06407e-01 160 2021 7 8.99453e-02 5.82207e-02 406 2021 8 7.40394e-02 1.44755e-02 69 2021 9 6.39756e-02 2.34469e-02 266 2021 10 5.42520e-02 7.97936e-03 111 2021 11 1.12099e-01 1.79908e-01 344 2021 12 7.22784e-02 4.24639e-02 788 2022 1 6.38923e-02 4.09983e-02 428 2022 2 5.98480e-02 1.48835e-02 513 2022 3 8.26980e-02 4.35449e-02 504 2022 4 5.94565e-02 2.42327e-03 103 2022 5 4.40909e-02 7.80381e-03 169 2022 6 4.06254e-02 2.17903e-02 16 2022 7 8.04741e-02 3.75993e-02 211 2022 8 5.58033e-02 3.60831e-02 330 2022 9 9.48916e-02 3.88001e-02 212 2022 10 9.39939e-02 5.82536e-02 211 2022 11 6.11350e-02 4.04020e-02 560 2022 12 5.37727e-02 2.09044e-02 563 2023 1 5.79140e-02 1.91008e-02 392 2023 2 8.24350e-02 5.41492e-02 900 2023 3 8.52403e-02 4.89120e-02 742 2023 4 8.36629e-02 5.02051e-02 225 2023 5 8.69993e-02 4.11813e-02 262 2023 6 9.42048e-02 2.91964e-02 155 2023 7 6.41686e-02 1.29941e-02 357 2023 8 6.03144e-02 2.40013e-02 127 2023 9 4.66291e-02 2.26627e-02 70 2023 10 8.68071e-02 1.97258e-02 305 2023 11 5.51112e-02 1.50818e-02 348 2023 12 6.22479e-02 2.32924e-02 361 2024 1 5.39938e-02 2.57045e-02 400 2024 2 7.22404e-02 3.22812e-02 235 2024 3 7.05042e-02 3.46839e-02 472 2024 4 3.63015e-02 1.34607e-03 64