condition	mean	min	max
4 h after light	8.919975	8.48668	9.35327
8 h after light	7.6284600000000005	7.49628	7.76064
12 h after light	7.518015	6.6859	8.35013
4 h after dark	5.300706666666667	5.02836	5.44207
8 h after dark	8.187243333333333	7.45644	8.89736
12 h after dark	9.7006	8.1148	10.6051