condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.10183733333333334 0.0 0.200558 9 h after light 0.0 0.0 0.0 12 h after light 0.0772785 0.0 0.19789 3 h after dark 0.0 0.0 0.0 6 h after dark 0.117062 0.0 0.351186 9 h after dark 0.07450666666666667 0.0 0.22352 12 h after dark 0.263467 0.243056 0.283878