condition	mean	min	max
4 h after light	4146.0	4146.0	4146.0
8 h after light	4678.85	3634.4	5723.3
12 h after light	5106.15	5100.1	5112.2
4 h after dark	4314.05	3936.8	4691.3
8 h after dark	3328.0	3024.3	3631.7
12 h after dark	2822.6	2686.2	2959.0