condition mean min max 3 h after light 0.1948 0.0 0.42814 6 h after light 0.9741523333333334 0.275231 2.12128 9 h after light 0.637371 0.30988 0.840519 12 h after light 0.397972 0.129737 0.525066 3 h after dark 0.25604 0.0 0.607217 6 h after dark 0.306712 0.13901 0.460477 9 h after dark 0.3167473333333333 0.0 0.832035 12 h after dark 0.239022 0.0 0.478044