condition	mean	min	max
4 h after light	31.2	31.2	31.2
8 h after light	46.9	45.8	48.0
12 h after light	34.05	6.5	61.6
4 h after dark	37.85	31.8	43.9
8 h after dark	19.3	7.7	30.9
12 h after dark	30.25	23.4	37.1