Adele released her second studio album, 21, in early 2011. The album was well received critically and surpassed the success of her debut,[5] earning the singer numerous awards in 2012, including a record-tying six Grammy Awards, including Album of the Year; two Brit Awards, including British Album of the Year, and three American Music Awards. The album has been certified 16 times platinum in the UK, and is the fourth best-selling album in the UK of all time.[6] In the US it has held the top position longer than any album since 1985, and is certified Diamond.[7][8] The album has sold 30 million copies worldwide.[9]