condition	mean	min	max
4 h after light	8.295705	6.67861	9.9128
8 h after light	4.12587	3.383	4.86874
12 h after light	7.0848249999999995	5.04233	9.12732
4 h after dark	7.23909	6.56491	8.18821
8 h after dark	3.820276666666667	1.85644	5.06013
12 h after dark	9.726016666666666	6.79966	15.024