condition mean min max 0 h after light 0.4103715 0.20546 0.615283 4 h after light 0.59066 0.574684 0.606636 8 h after light 1.2884799999999998 1.16774 1.40922 4 h after dark 1.161497 0.654644 1.66835 8 h after dark 0.6840655 0.560161 0.80797 12 h after dark 0.5565599999999999 0.512047 0.601073