condition	mean	min	max
4 h after light	68.4	68.4	68.4
8 h after light	71.05000000000001	10.3	131.8
12 h after light	69.9	47.3	92.5
4 h after dark	39.75	20.0	59.5
8 h after dark	79.45	77.2	81.7
12 h after dark	69.3	62.4	76.2