List of best-selling singles by year (Germany)

Columns: # | Artist | Artist 's nationality | Title
1 | Jennifer Lopez featuring Pitbull | United States | On the Floor | 2 | Alexandra Stan | Romania | Mr. Saxobeat | 3 | Bruno Mars | United States | Grenade | 4 | Adele | United Kingdom | Rolling in the Deep | 5 | Pietro Lombardi | Germany | Call My Name | 6 | Marlon Roudette | United Kingdom | New Age | 7 | Snoop Dogg versus David Guetta | United States France | Sweat

Example questions:
The singer of the 2011 best-selling single of the year ( Germany ) Call My Name was born in what city ? | For which group was this artist of the number 6 , 2011 best-selling single of the year ( Germany ) a front man ? | The singer of the 2011 best-selling single of the year ( Germany ) Rolling in the Deep was born in what year ? | The singer of the 2011 best-selling single of the year ( Germany ) Video Games was born with what first name ? | The singer of the 2011 best-selling single of the year ( Germany ) Set Fire to the Rain calls what suburb of London home ?

Answers:
Karlsruhe | Mattafix | 1988 | Elizabeth | West Norwood