How well did the Immigrant Song do on music charts?

The Immigrant Song was a hit single for Led Zeppelin, released in November 1970 as the opening track of their third album, Led Zeppelin III. The song reached number 16 on the UK Singles Chart and number 16 on the US Billboard Hot 100 chart, making it one of the band's most successful singles. It has since been certified Gold by the Recording Industry Association of America (RIAA).