Total television advertising in the U.S. will decline by 1 percent to $62.23 billion in 2020, according to a new forecast from GroupM that calls for declines in spending on TV through 2024.

GroupM said that in 2019, TV ad spending will be $64.31 billion, down 2 percent from the previous year. National TV advertising will be flat or up slightly, while local is expected to be down by low-single digits.