1990: "Love Without End, Amen" by George Strait

Number of weeks spent as #1: 5 After so many short stints at the top, George Strait's five-week reign in 1990 must have felt like an eternity. That year, Billboard changing its methodology from radio station and record store self-reporting to the more standardized Nielsen Broadcast Data System reporting. “Love Without End Amen” was Strait’s 19th #1 song, and the first to hold the slot for more than a week.