condition	mean	min	max
4 h after light	22.0	22.0	22.0
8 h after light	100.7	96.7	104.7
12 h after light	65.9	39.4	92.4
4 h after dark	63.15	52.0	74.3
8 h after dark	63.9	59.8	68.0
12 h after dark	65.4	59.5	71.3