condition mean min max 0 h after light 0.9319235000000001 0.855087 1.00876 4 h after light 0.3111425 0.306024 0.316261 8 h after light 0.156868 0.07677 0.236966 4 h after dark 0.1528714 0.0762098 0.229533 8 h after dark 0.4611145 0.305692 0.616537 12 h after dark 1.4546299999999999 1.31737 1.59189