How much do NBA commentators like Charles Barkley make?

His current net worth is 40 million dollars. He is one of only four Basketball players, with Kareem Abdul-Jabbar, Wilt Chamberlain and Karl Malone, to have record more than 23,000 points, 12,000 rebounds and 4,000 assists. In 1996, he was named to NBA's Top-50 Players of All-Time Team