condition	mean	min	max
4 h after light	53.6	53.6	53.6
8 h after light	41.7	40.0	43.4
12 h after light	49.95	39.2	60.7
4 h after dark	75.55	48.8	102.3
8 h after dark	35.8	22.2	49.4
12 h after dark	64.9	63.1	66.7