condition	mean	min	max
4 h after light	33.045619	32.957907	33.133331
8 h after light	25.309846999999998	23.334355	27.285339
12 h after light	24.2519215	22.918289	25.585554
4 h after dark	21.2905875	18.816477	23.764698
8 h after dark	20.0373445	18.759553	21.315136
12 h after dark	45.591038	45.591038	45.591038