condition mean min max 2 h after light 0.747651 0.0 1.70433 6 h after light 1.0034016666666665 0.1601 3.31491 10 h after light 1.353539 0.0 5.0084 14 h after light 1.087239 0.155559 3.44331 18 h after light 0.6272315 0.183916 1.40938 2 h after dark 0.49331216666666666 0.0 1.85323