condition mean min max 0 h after light 0.1340845 0.0 0.268169 2 h after light 0.0 0.0 0.0 4 h after light 0.1314335 0.0 0.262867 8 h after light 0.137948 0.0 0.275896 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.150814 0.0 0.301628 12 h after dark 0.28077850000000004 0.275301 0.286256