condition	mean	min	max
3 h after light	4.953176666666667	4.19124	6.15905
6 h after light	5.479523333333334	4.73613	6.77461
9 h after light	6.0685400000000005	5.33091	6.56812
12 h after light	5.113569999999999	4.02182	5.88233
3 h after dark	5.85967	5.47501	6.46638
6 h after dark	7.43433	6.88032	8.26043
9 h after dark	5.484696666666667	5.13414	5.90772
12 h after dark	6.15905	5.54184	6.77626