condition	mean	min	max
4 h after light	1064.4	1064.4	1064.4
8 h after light	951.6	905.7	997.5
12 h after light	764.7	679.0	850.4
4 h after dark	849.4	653.8	1045.0
8 h after dark	881.5	814.9	948.1
12 h after dark	937.7	719.7	1155.7