condition mean min max 3 h after light 0.22119666666666668 0.0 0.66359 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.07741575 0.0 0.309663 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.1317265 0.0 0.263453