condition	mean	min	max
3 h after light	9.94511	8.74588	11.9151
6 h after light	7.483243333333333	6.29374	8.34337
9 h after light	6.235156666666667	4.75615	7.1366
12 h after light	5.452065	4.51837	6.93209
3 h after dark	7.30497	5.91066	9.5829
6 h after dark	5.78431	4.72938	6.34437
9 h after dark	5.8625766666666665	4.63096	6.51342
12 h after dark	5.44772	5.23273	5.66271