21 Austria, Belgium, Denmark, Finland, France, Germany, Greece, Ireland, Italy, Luxembourg, the Netherlands, Portugal, Spain, Sweden, and the United Kingdom of Great Britain and Northern Ireland.
奥地利、比利时、丹麦、芬兰、法国、德国、希腊、爱尔兰、意大利、卢森堡、荷兰、葡萄牙、西班牙、瑞典和大不列颠及北爱尔兰联合王国。