condition mean min max 3 h after light 0.0 0.0 0.0 7 h after light 0.008614333333333333 0.0 0.103372 11 h after light 0.0134474 0.0 0.086943 2 h after dark 0.0043796 0.0 0.0525552 6 h after dark 0.0 0.0 0.0 10 h after dark 0.0 0.0 0.0