condition mean min max 3 h after light 0.4256489 0.0699537 0.817003 6 h after light 0.32383966666666664 0.22485 0.515605 9 h after light 0.9554496666666666 0.595107 1.41051 12 h after light 1.20298575 0.423954 2.14454 3 h after dark 1.89734 1.15681 2.41867 6 h after dark 0.832573 0.681384 0.978083 9 h after dark 0.3965346666666667 0.143659 0.543784 12 h after dark 0.2460505 0.208287 0.283814