condition	mean	min	max
4 h after light	4735.4	4735.4	4735.4
8 h after light	4060.75	3956.6	4164.9
12 h after light	3297.7	3192.8	3402.6
4 h after dark	3540.15	2957.3	4123.0
8 h after dark	3630.6	2922.3	4338.9
12 h after dark	4331.5	3664.3	4998.7