By Alex Lang New York (Knewz) — Just hang up. The number of robocalls was down 8 percent in the first half of 2022 compared to the same time period last year, according to an industry group. Transaction Network Services recently released its findings in the group’s “Robocall Investigation Report.” It found that robocalls dropped from 37.9 billion to 34.9 billion between the start of the two years. The data came from top carriers. Robocalls are a headache for any phone user as picking up the line might mean hearing about the latest in car warranties or a ship’s horn blaring. The report stated t…