condition	mean	min	max
4 h after light	73.6	73.6	73.6
8 h after light	55.25	42.2	68.3
12 h after light	54.95	52.4	57.5
4 h after dark	31.25	18.2	44.3
8 h after dark	17.3	4.9	29.7
12 h after dark	41.95	36.1	47.8