condition	mean	min	max
4 h after light	6.09201	5.00346	7.18056
8 h after light	6.64034	5.88305	7.39763
12 h after light	7.592165	7.20093	7.9834
4 h after dark	8.709814999999999	8.03438	9.38525
8 h after dark	8.46734	8.23498	8.6997
12 h after dark	7.63545	7.12618	8.14472