condition mean min max 4 h after light 888.0 888.0 888.0 8 h after light 816.75 766.1 867.4 12 h after light 1068.55 974.6 1162.5 4 h after dark 873.4499999999999 520.3 1226.6 8 h after dark 778.25 656.7 899.8 12 h after dark 758.45 717.3 799.6