List of Billboard Hot 100 number-one singles of the 1990s ： ウィキペディア英語版
List of Billboard Hot 100 number-one singles of the 1990s
This article is about the American ''Billboard'' Hot 100 chart held during the 1990s. The ''Billboard'' Hot 100 chart is the main song chart of the American music industry and is updated every week by the ''Billboard'' magazine. During the 1990s the chart was based collectively on each single's weekly physical sales figures and airplay on American radio stations. == Number ones == ;Key : – Number-one single of the year