condition	mean	min	max
4 h after light	17.5	17.5	17.5
8 h after light	31.200000000000003	7.7	54.7
12 h after light	91.4	90.4	92.4
4 h after dark	39.900000000000006	34.1	45.7
8 h after dark	66.8	52.5	81.1
12 h after dark	34.199999999999996	6.6	61.8