Austria, Bangladesh, Croatia, Denmark, Equatorial Guinea, Finland, France, Guatemala, Iceland, Italy, Luxembourg, the Netherlands, Nigeria, Poland, Spain and Switzerland subsequently joined the sponsors.
Posteriormente Austria, Bangladesh, Croacia, Dinamarca, España, Finlandia, Francia, Guatemala, Guinea Ecuatorial, Islandia, Italia, Luxemburgo, Nigeria, los Países Bajos, Polonia y Suiza se sumaron a los patrocinadores.