condition mean min max 0 h after light 11.614899999999999 10.9993 12.2305 4 h after light 11.0567 10.4794 11.634 8 h after light 14.54785 12.7329 16.3628 4 h after dark 13.8185 11.3294 16.3076 8 h after dark 11.3371 10.6287 12.0455 12 h after dark 9.825675 8.82525 10.8261