condition	mean	min	max
4 h after light	56.3	56.3	56.3
8 h after light	43.45	34.4	52.5
12 h after light	32.8	24.3	41.3
4 h after dark	41.6	33.7	49.5
8 h after dark	33.55	26.1	41.0
12 h after dark	36.85	15.7	58.0