Eighteen acts gained their first number-one single in the Dutch Top 40 in 2011, either as lead or featured act: Martin Solveig, Dragonette, Adele, Alexis Jordan, Ne-Yo, Afrojack, Nayer, Sak Noel, Don Omar, Lucenzo, Maroon 5, Christina Aguilera, The Voice of Holland, Gotye, Kimbra, Gers Pardoel, Sandro Silva and Quintino.
Lady Gaga's single "Born This Way" debuted at number one in the Top 40 this year.
Three singles spent only one week at the number-one position: "Set Fire to the Rain", "One Thousand Voices" and "Epic".
In 1974, the English band Mud managed to achieve this with the singles "Dynamite" and "Tiger Feet".
The other artists are Belgian Australian, Canadian, French, New Zealander, Portuguese, Puerto Rican, Spanish and British.