condition	mean	min	max
4 h after light	58.8	58.8	58.8
8 h after light	33.55	26.5	40.6
12 h after light	34.95	12.2	57.7
4 h after dark	46.85	46.0	47.7
8 h after dark	93.0	73.5	112.5
12 h after dark	82.3	79.6	85.0