condition	mean	min	max
4 h after light	2.7187799999999998	2.59396	2.8436
8 h after light	4.008545	3.69893	4.31816
12 h after light	3.3556350000000004	2.34339	4.36788
4 h after dark	6.903383333333333	6.03848	8.13682
8 h after dark	1.9793566666666667	1.92139	2.07021
12 h after dark	2.72038	2.32333	3.03575