Following Winehouse's death on 23 July 2011, sales of "Back to Black" drastically increased across the world. The album rose to number one on several iTunes charts worldwide. On 24 July 2011, with fewer than seven hours sales after the announcement of her death counting towards the respective week's chart figures, the album re-entered the UK Albums Chart at number 49 with 2,446 copies sold. The following week, it soared back to number one, marking the fourth time the album had reached the top of the chart. "Back to Black" held the top spot for two additional weeks. On 26 July 2011, "Billboard" reported that the album had re-entered the "Billboard" 200 chart dated 6 August 2011 at number nine with sales of 37,000 copies, although that week's chart only tracked the first 36 hours of sales after her death was announced. The following week, it climbed to number seven with 38,000 copies sold after a full week's worth of sales. In Canada, the album re-entered the Canadian Albums Chart at number 13 on sales of 2,500 copies. It rose to number six the following week, selling an additional 5,000 copies. In continental Europe, "Back to Black" returned to the number-one spot in Austria, Croatia, Germany, the Netherlands, Poland and Switzerland, while reaching number one for the first time in Italy.