19 Boney M
13 the Middle of the road
   Olivia Newton-John
11 ABBA
   the Cats
   Mouth & MacNeal
   Vader Abraham
10 Mud
   the Sweet
 9 Vicky Leandros
   the Osmonds
   Queen
   John Travolta
 8 George Baker selection
   the Golden earring
   George McCrae
 7 Popcorn makers / Hot butter / Revolution system / Anarchic system
   Scott Fitzgerald / Yvonne Keeley
   Gilbert O'Sullivan
   Peret
   the Rubettes
   Simon & Garfunkel
   de Smurfen
 6 les Humphries singers
   Julio Iglesias
   Mungo Jerry
   the Rolling stones
 5 BZN
   Gerard Cox
   Alexander Curly
   Sharif Dean
   Carl Douglas
   Art Garfunkel
   Kamahl
   Luv'
   Peter Maffay
   Paul McCartney
   Rod McKuen
   Nazareth
   Pussycat
   Redbone
   Smokie