condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 10 h after light 0.0 0.0 0.0 14 h after light 0.016938383333333334 0.0 0.0513279 18 h after light 0.009146283333333333 0.0 0.0548777 2 h after dark 0.0 0.0 0.0