condition	mean	min	max
4 h after light	25.17535	24.426	25.9247
8 h after light	19.849400000000003	19.4506	20.2482
12 h after light	13.74325	13.5406	13.9459
4 h after dark	8.92656	8.48312	9.41124
8 h after dark	10.156873333333333	8.80543	12.0978
12 h after dark	18.714766666666666	17.8948	20.0116