Write a question about the following article: It was the third straight year that the Cowboys traveled to Lambeau to face the Packers. Despite Dak Prescott being picked off for the first time this season, he still managed 247 passing yards and three touchdowns. He also passed Tom Brady's all-time record of consecutive pass attempts to start a career without an interception. Ezekiel Elliott pounded the Green Bay Packers number one ranked run defense with 157 yards on 28 carries The Dallas defense dominated the Packers, forcing four Green Bay turnovers. It was the first time since 2008, and second time in franchise history that the Cowboys had won at Lambeau. With the 30-16 victory, the Cowboys went 5-1 heading into the bye week.

Question about the article:
How many points did the Cowboys win by?