condition	mean	min	max
4 h after light	633.7	633.7	633.7
8 h after light	636.8	629.1	644.5
12 h after light	631.8499999999999	602.9	660.8
4 h after dark	683.55	617.6	749.5
8 h after dark	742.6	732.6	752.6
12 h after dark	640.55	609.7	671.4