Interesting chart facts:
The average second-week drop for a No. 1-debuting album in 2013 is 69%. The biggest falls of all time are:
4/21/2012 Madonna MDNA 86.70% From 359,000 to 48,000 at No. 8
6/18/2011 Lady Gaga Born This Way 84.28% From 1.11 million to 174,000 at No. 1
12/3/2011 Mac Miller Blue Slide Park 82.54% From 144,000 to 25,000 at No. 24
7/13/2013 Kanye West Yeezus 80.27% From 327,000 to 65,000 at No. 3
11/26/2013 - Lady Gaga - ARTPOP - will be around 79.5%
12/16/2006 Jay-Z Kingdom Come 79.42% From 680,000 to 140,000 at No. 6
The fact that Born This Way sold more in its second week (despite having an all time high drop) than ARTPOP did in its entire first week (not counting pre-orders)
