condition mean min max 3 h after light 0.775393 0.543766 0.941234 6 h after light 0.8901290000000001 0.523302 1.43333 9 h after light 1.1255023333333334 0.762027 1.43447 12 h after light 1.46354 1.13468 2.06082 3 h after dark 1.121718 0.945674 1.35473 6 h after dark 0.9132996666666666 0.649903 1.11466 9 h after dark 0.9443906666666666 0.624853 1.56737 12 h after dark 1.36815 1.30933 1.42697