condition	mean	min	max
4 h after light	16.030873333333332	8.85282	20.0628
8 h after light	30.302200000000003	11.6766	46.7798
12 h after light	20.1266	15.6216	24.7679
4 h after dark	56.03116666666667	48.4275	60.8256
8 h after dark	31.494566666666667	26.6444	35.7485
12 h after dark	10.26267	4.00211	14.2684