Did gwbush serve more then 180 days on active duty in military?

George W. Bush served in the Texas Air National Guard during the Vietnam War era, specifically from 1968 to 1973. His service included a total of approximately 5 years in the National Guard, but he did not serve more than 180 days on active duty during that time. Most of his service was in a reserve capacity, which typically involves less than full-time commitment.