condition	mean	min	max
4 h after light	1017.4	1017.4	1017.4
8 h after light	1147.65	1142.2	1153.1
12 h after light	1119.65	1053.2	1186.1
4 h after dark	1383.65	1179.1	1588.2
8 h after dark	1308.05	1011.8	1604.3
12 h after dark	1131.05	1053.0	1209.1