Passage: Billy Ray Cyrus (born August 25, 1961) is an American singer, songwriter and actor.Having released 12 studio albums and 44 singles since 1992, he is best known for his number one single "Achy Breaky Heart", which became the first single ever to achieve triple Platinum status in Australia. It was also the best-selling single in the same country in 1992. Due to the video of this song, the line dance gained in popularity.Cyrus, a multi-platinum selling recording artist, has scored a total of eight top-ten singles on the Billboard Country Songs chart. His most successful album to date is his debut Some Gave All, which has been certified 9× Multi-Platinum in the United States and is the longest time spent by a debut artist at number one on the Billboard 200 (17 consecutive weeks) and most consecutive chart-topping weeks in the SoundScan era. It is the only album (from any genre) in the SoundScan era to log 17 consecutive weeks at number one and is also the top-ranking debut album by a male country artist. It ranked 43 weeks in the top 10, a total topped by only one country album in history, Ropin' the Wind by Garth Brooks. Some Gave All was also the first debut album to enter at number one on the Billboard Country Albums chart. The album has also sold more than 20 million copies worldwide and is the best-selling debut album of all time for a solo male artist. Some Gave All was also the best-selling album of 1992 in the US with 4,832,000 copies. In his career, he has released 36 charted singles, of which 17 charted in the top 40. In 2019, Cyrus earned his first number-one single on the Billboard Hot 100 as a featured artist on a remix of Lil Nas X's song "Old Town Road", which has been #1 on Billboard's Hot 100 for nine straight weeks and on the charts for 13 weeks, as of June 8th.From 2001 to 2004, Cyrus starred in the television show Doc. The show was about a country doctor who moved from Montana to New York City. From 2006 to 2011, he co-starred in the Disney Channel series Hannah Montana with his daughter Miley...

Question: Ropin' in the Wind sold how many worldwide copies?
20 million