condition mean min max 0 h after light 39.6421 37.3241 41.9601 4 h after light 29.758499999999998 27.0067 32.5103 8 h after light 84.475 81.8156 87.1344 4 h after dark 65.3572 56.4383 74.2761 8 h after dark 46.74745 38.5593 54.9356 12 h after dark 41.40395 30.0022 52.8057