condition	mean	min	max
4 h after light	8.101724333333333	5.144977	10.89499
8 h after light	3.091991	1.6613810000000002	4.635466
12 h after light	4.735377000000001	1.596101	9.025208000000001
16 h after light	7.766668666666667	5.932858	8.694498
4 h after dark	9.498641666666666	9.068143	10.21888
8 h after dark	7.605501333333334	3.7376120000000004	10.58715