condition	mean	min	max
4 h after light	10.57169	9.14968	11.9937
8 h after light	9.263765	6.54903	11.9785
12 h after light	14.46805	12.4056	16.5305
4 h after dark	24.8229	19.552	27.4818
8 h after dark	25.261733333333332	19.3762	31.9894
12 h after dark	13.287633333333334	10.7584	16.3201