condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0588114 0.0 0.148775 12 h after light 0.065188 0.0 0.195564 4 h after dark 0.045740333333333334 0.0 0.137221 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0