condition	mean	min	max
4 h after light	72.4	72.4	72.4
8 h after light	56.2	50.9	61.5
12 h after light	79.55	63.5	95.6
4 h after dark	62.15	28.0	96.3
8 h after dark	89.25	64.1	114.4
12 h after dark	85.55	48.3	122.8