condition mean min max 3 h after light 0.1697075 0.0987475 0.256944 6 h after light 0.20090213333333334 0.0957574 0.254236 9 h after light 0.5105893333333333 0.285345 0.694237 12 h after light 2.5281533333333335 1.34205 3.23597 3 h after dark 1.41442 1.24187 1.73932 6 h after dark 0.758453 0.558011 0.999993 9 h after dark 0.6137706666666667 0.581053 0.651486 12 h after dark 0.146882 0.115195 0.182906