condition	mean	min	max
4 h after light	611.8	611.8	611.8
8 h after light	579.8	564.6	595.0
12 h after light	754.3	705.6	803.0
4 h after dark	819.8	674.4	965.2
8 h after dark	535.7	463.1	608.3
12 h after dark	510.35	435.3	585.4