condition	mean	min	max
4 h after light	5.665075	5.2983	6.03185
8 h after light	5.536035	5.42109	5.65098
12 h after light	6.3671	5.62411	7.11009
4 h after dark	7.33242	6.85387	7.81097
8 h after dark	7.275705	7.07997	7.47144
12 h after dark	6.758330000000001	6.55395	6.96271