condition	mean	min	max
4 h after light	51.2	51.2	51.2
8 h after light	38.1	37.6	38.6
12 h after light	35.1	32.7	37.5
4 h after dark	36.05	26.8	45.3
8 h after dark	16.15	1.5	30.8
12 h after dark	41.45	39.0	43.9