condition	mean	min	max
4 h after light	699.1	699.1	699.1
8 h after light	618.5999999999999	554.3	682.9
12 h after light	583.95	518.2	649.7
4 h after dark	643.8	552.4	735.2
8 h after dark	630.7	567.8	693.6
12 h after dark	652.8	582.7	722.9