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 1958–1969 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
Note: The year-end number-one singles for 1963, 1965 and 1966 were "Surfin' U.S.A." by The Beach Boys, "Wooly Bully" by Sam the Sham & the Pharaohs, and "California Dreamin'" by The Mamas and the Papas, respectively, which peaked at numbers 3, 2, and 4, also respectively, and thus are not included here.