condition	mean	min	max
4 h after light	51.8	51.8	51.8
8 h after light	82.1	51.9	112.3
12 h after light	64.1	56.0	72.2
4 h after dark	74.5	33.5	115.5
8 h after dark	70.1	66.0	74.2
12 h after dark	52.6	32.7	72.5