condition	mean	min	max
4 h after light	73.67845	66.7224	80.6345
8 h after light	62.5737	59.0034	66.144
12 h after light	48.84715	46.4042	51.2901
4 h after dark	68.68886666666667	65.4103	74.8593
8 h after dark	73.79603333333334	66.6808	81.1316
12 h after dark	60.80133333333333	48.6299	72.6409