condition	mean	min	max
4 h after light	13.772056	13.742955	13.801157
8 h after light	15.743623499999998	13.741724	17.745523
12 h after light	12.501039	12.242622	12.759456
4 h after dark	14.19061	14.004718	14.376502
8 h after dark	13.291517	13.291517	13.291517
12 h after dark	12.72546	12.72546	12.72546