condition mean min max 0 h after light 0.48515150000000007 0.416268 0.554035 4 h after light 0.797794 0.776216 0.819372 8 h after light 0.8061435 0.759762 0.852525 4 h after dark 0.6817789999999999 0.544133 0.819425 8 h after dark 0.588837 0.482559 0.695115 12 h after dark 0.44578249999999997 0.338274 0.553291