AIN / Curt Epstein / April 5, 2017 - As business aviation continues its slow rebound from the economic downturn that began nearly nine years ago, the number of operations in the U.S. have been climbing since 2010 and, according to industry data provider Argus, business aviation logged gains in flight activity for 11 of the 12 calendar months last year. For the year, flights were up 3.2 percent and flight hours were up 3.8 percent over 2015.