condition	mean	min	max
4 h after light	9.134605	8.38387	9.88534
8 h after light	9.254005	8.83044	9.67757
12 h after light	10.16412	9.37944	10.9488
4 h after dark	11.718766666666667	10.6652	13.3252
8 h after dark	12.694033333333334	11.7643	14.2879
12 h after dark	9.505813333333334	9.39119	9.61818