List of best-selling singles by year (Germany)

Columns: # | Artist | Artist 's nationality | Title
15 | Sido | Germany | Bilder im Kopf | 16 | Justin Timberlake | United States | Mirrors | 17 | Sportfreunde Stiller | Germany | Applaus , Applaus | 18 | Avicii featuring Dan Tyminski | Sweden United States | Hey Brother | 19 | Icona Pop featuring Charli XCX | Sweden United Kingdom | I Love It | 20 | Olly Murs | United Kingdom | Dear Darlin '

Example questions:
What is the birth name of the 2013 German best-selling single artist known for the song Let Her Go ? | What was the name of the 2013 German best-selling single band that the artist of Mirrors was once in ? | What is the birth name of the female artist that worked on the 2013 German best-selling single song Just Give Me a Reason ? | Which artist on the 2013 German best-selling single track Wake Me Up passed away ?

Answers:
Michael David Rosenberg | NSYNC | Alecia Beth Moore | Avicii