condition mean min max 0 h after light 0.197657 0.104394 0.29092 2 h after light 0.7386565 0.388583 1.08873 4 h after light 0.19532665 0.0950563 0.295597 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 2 h after dark 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.20306649999999998 0.199105 0.207028