condition	mean	min	max
4 h after light	48.8	48.8	48.8
8 h after light	31.0	19.1	42.9
12 h after light	8.1	2.4	13.8
4 h after dark	8.6	7.2	10.0
8 h after dark	30.5	5.6	55.4
12 h after dark	8.8	8.8	8.8