Read the following paragraph and extract the answer for the question: How many units has the musician who released Blackstar on 8 January 2016 sold in the United Kingdom since January 2016?

In August 2015, it was announced that Bowie was writing songs for a Broadway musical based on the SpongeBob SquarePants cartoon series. Bowie wrote and recorded the opening title song to the television series The Last Panthers, which aired in November 2015. The theme that was used for The Last Panthers was also the title track for his January 2016 release Blackstar which is said to take cues from his earlier krautrock influenced work. According to The Times: "Blackstar may be the oddest work yet from Bowie". On 7 December 2015, Bowie's musical Lazarus debuted in New York. His last public appearance was at opening night of the production.Blackstar was released on 8 January 2016, Bowie's 69th birthday, and was met with critical acclaim. Following his death on 10 January, producer Tony Visconti revealed that Bowie had planned the album to be his swan song, and a "parting gift" for his fans before his death. Several reporters and critics subsequently noted that most of the lyrics on the album seem to revolve around his impending death, with CNN noting that the album "reveals a man who appears to be grappling with his own mortality". Visconti later said that Bowie had been planning a post-Blackstar album, and had written and recorded demo versions of five songs in his final weeks, suggesting that Bowie believed he had a few months left. The day following his death, online viewing of Bowie's music skyrocketed, breaking the record for Vevo's most viewed artist in a single day. On 15 January, Blackstar debuted at number one on the UK Albums Chart; nineteen of his albums were in the UK Top 100 Albums Chart, and thirteen singles were in the UK Top 100 Singles Chart. Blackstar also debuted at number one on album charts around the world, including Australia, France, Germany, Italy, New Zealand, and the US Billboard 200.As of 11 January 2016, more than 1.3 million people had visited the David Bowie Is exhibit, making it the most successful exhibition ever staged by the Victoria and Albert Museum in terms of worldwide...
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5 million
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