The number of jurors empaneled to hear a civil matter varies state to state.
In Virginia, civil trials can encompass 5 or 7 jurors depending on how much money is sought in the lawsuit... Virginia Code §8.01-359
Virginia Code §16.1-77 indicates that the max jurisdictional limit is $25,000; so, if a lawsuit seeks more than that amount, the jury would be comprised of 7 people.
▪️Depp is suing Heard for $50million
▪️Therefore, 7 people are deciding his case and it must be unanimous