condition	mean	min	max
4 h after light	4002.7	4002.7	4002.7
8 h after light	4113.1	4058.0	4168.2
12 h after light	4121.4	4029.3	4213.5
4 h after dark	4143.85	4139.8	4147.9
8 h after dark	3832.7	3213.1	4452.3
12 h after dark	3313.35	3208.0	3418.7