List of best-selling singles by year (Germany)

Columns: # | Artist | Artist 's nationality | Title
8 | PSY | South Korea | Gangnam Style | 9 | Loreen | Sweden | Euphoria | 10 | Olly Murs featuring Rizzle Kicks | United Kingdom | Heart Skips a Beat | 11 | Alex Clare | United Kingdom | Too Close | 12 | Sean Paul | Jamaica | She Does n't Mind | 13 | Of Monsters and Men | Iceland | Little Talks | 14 | DJ Antoine featuring The Beat Shakers | Switzerland Serbia | Ma Chérie

Example questions:
Diamonds is a best-selling single in 2010 performed by an artist born in what year ? | I Follow Rivers is a best-selling single in 2010 performed by an artist born in what year ? | Gangnam Style is a best-selling single in 2010 performed by an artist born in what year ? | Call Me Maybe is a best-selling single in 2010 performed by an artist born in what year ?

Answers:
1988 | 1986 | 1977 | 1985