condition	mean	min	max
4 h after light	19.8	19.8	19.8
8 h after light	39.050000000000004	11.4	66.7
12 h after light	12.75	4.0	21.5
4 h after dark	30.1	13.7	46.5
8 h after dark	75.3	56.6	94.0
12 h after dark	69.8	63.6	76.0