condition	mean	min	max
4 h after light	41.3	41.3	41.3
8 h after light	32.85	29.1	36.6
12 h after light	22.7	13.9	31.5
4 h after dark	25.45	11.1	39.8
8 h after dark	35.0	22.0	48.0
12 h after dark	32.65	19.9	45.4