condition	mean	min	max
4 h after light	8458.1	8458.1	8458.1
8 h after light	7058.450000000001	6564.8	7552.1
12 h after light	6303.4	6119.4	6487.4
4 h after dark	8127.35	6000.7	10254.0
8 h after dark	9697.1	8351.0	11043.2
12 h after dark	10299.3	9241.1	11357.5