condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.018708966666666667 0.0 0.0561269 6 h after dark 0.0 0.0 0.0 9 h after dark 0.03002943333333333 0.0 0.0900883 12 h after dark 0.038664333333333335 0.0 0.115993