condition	mean	min	max
4 h after light	3716.5	3716.5	3716.5
8 h after light	3680.9	3513.0	3848.8
12 h after light	3972.15	3310.2	4634.1
4 h after dark	3582.05	3146.0	4018.1
8 h after dark	3465.0	3047.6	3882.4
12 h after dark	3610.85	3448.2	3773.5