condition	mean	min	max
4 h after light	1172.8	1172.8	1172.8
8 h after light	1041.0	1001.8	1080.2
12 h after light	807.85	731.6	884.1
4 h after dark	837.2	633.6	1040.8
8 h after dark	1149.85	1096.4	1203.3
12 h after dark	1419.8	1209.0	1630.6