condition mean min max 0 h after light 0.3631735 0.277784 0.448563 2 h after light 0.17812275 0.0779675 0.278278 4 h after light 0.2785155 0.204219 0.352812 8 h after light 0.39364 0.358597 0.428683 12 h after light 0.7007035 0.634174 0.767233 2 h after dark 0.3248495 0.077733 0.571966 4 h after dark 0.277085 0.0 0.55417 8 h after dark 0.266428 0.156222 0.376634 12 h after dark 0.219553 0.142586 0.29652