condition	mean	min	max
4 h after light	7789.6425524999995	7491.320136	8087.964969
8 h after light	8610.4464965	8194.172331	9026.720662
12 h after light	8788.941305	8361.232056	9216.650554
4 h after dark	7818.707429	6059.798186	9577.616672
8 h after dark	6682.1192845000005	4707.057231	8657.181338
12 h after dark	8038.245992	8038.245992	8038.245992