condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.0 0.0 0.0 11 h after light 0.0 0.0 0.0 2 h after dark 0.02075975 0.0 0.249117 6 h after dark 0.020434833333333333 0.0 0.245218 10 h after dark 0.021571000000000003 0.0 0.258852