condition mean min max 0 h after light 0.0 0.0 0.0 2 h after light 0.0865925 0.0 0.173185 4 h after light 0.0 0.0 0.0 8 h after light 0.159306 0.0 0.318612 12 h after light 0.3978965 0.176081 0.619712 2 h after dark 0.3384 0.158809 0.517991 4 h after dark 0.2251945 0.153868 0.296521 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0