condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.09587760000000001 0.0819712 0.109784 12 h after light 0.931631 0.800902 1.06236 4 h after dark 0.5725665 0.53261 0.612523 8 h after dark 0.2184795 0.173857 0.263102 12 h after dark 0.0 0.0 0.0