condition mean min max 2 h after light 0.23831266666666667 0.100633 0.510154 6 h after light 0.13665711666666666 0.0 0.265774 10 h after light 0.2890856 0.0836156 0.562386 14 h after light 0.14550675 0.0 0.400315 18 h after light 0.16895 0.0 0.369867 2 h after dark 0.14721448333333334 0.0 0.292781