condition	mean	min	max
4 h after light	7.2069795	7.018038	7.395921
8 h after light	7.235	7.093124	7.376876
12 h after light	7.1683425	7.062977	7.273708
4 h after dark	7.7372795	7.266579	8.20798
8 h after dark	8.193678	7.53126	8.856096
12 h after dark	7.376876	7.376876	7.376876