condition mean min max 4 h after light 61.511300000000006 59.4395 63.5831 8 h after light 53.88565 49.3068 58.4645 12 h after light 19.86845 15.4999 24.237 4 h after dark 1.1925676666666667 0.830683 1.56999 8 h after dark 9.297393333333334 7.33052 10.9509 12 h after dark 33.0512 31.7987 34.568