Members of SAG-AFTRA have voted overwhelmingly to ratify the union's new Network Code, which covers a wide range of non-primetime programs aired on the Big Four broadcast networks, including soap operas, game shows, talk shows and quiz shows, as well as sports and variety shows. The 142,000-member union did not say how many performers cast ballots, but said it was approved by a margin of 93% of those who voted. The union says the contract generates more than $200 million…