condition	mean	min	max
4 h after light	13.3	13.3	13.3
8 h after light	46.8	14.3	79.3
12 h after light	24.85	12.1	37.6
4 h after dark	59.8	56.2	63.4
8 h after dark	24.799999999999997	14.7	34.9
12 h after dark	20.049999999999997	17.7	22.4