condition	mean	min	max
4 h after light	9.009098	8.862836	9.15536
8 h after light	8.673209	7.679475	9.666943
12 h after light	8.882479499999999	8.609599	9.15536
4 h after dark	9.0771765	8.998993	9.15536
8 h after dark	9.146044	8.656384	9.635704
12 h after dark	10.333757	10.333757	10.333757