condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.04636033333333334 0.0 0.139081 9 h after light 0.0 0.0 0.0 12 h after light 0.04838 0.0 0.14514 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0