condition mean min max 2 h after light 0.0 0.0 0.0 6 h after light 0.08003133333333333 0.0 0.299614 10 h after light 0.13795033333333334 0.0 0.397087 14 h after light 0.2923815 0.0 1.24488 18 h after light 0.14453633333333332 0.0 0.482519 2 h after dark 0.016617299999999998 0.0 0.0997038