condition	mean	min	max
4 h after light	1011.2	1011.2	1011.2
8 h after light	826.45	820.7	832.2
12 h after light	797.8	786.5	809.1
4 h after dark	552.95	368.3	737.6
8 h after dark	489.5	345.6	633.4
12 h after dark	604.6500000000001	566.1	643.2