page_title: List of Hot 100 number-one singles of the 1970s (U.S.)
section_title: Number ones
hierarchical_section_title: List of Hot 100 number-one singles of the 1970s (U.S.) / Number ones
caption_attribution_description: Rod Stewart, Ekeberghallen, Oslo, Norway
context_page_description: 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 1970s the chart was based collectively on each single's weekly physical sales figures and airplay on American radio stations.
context_section_description: Key
    ♪   – Number-one single of the year
caption: Rod Stewart remained at the top of the Billboard Hot 100 chart for 17 weeks during the 1970s.
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