The following 29 countries or provinces have participated or are participating in the project by providing either qualitative or quantitative data referring to the academic years 1996, 1999, and 2001:

• Austria
• Belgium (Flemish and French Communities)
• Canada (Alberta, British Columbia, New Brunswick and Saskatchewan)
• Czech Republic
• Denmark
• Finland
• France
• Germany
• Greece
• Hungary
• Iceland
• Ireland
• Italy
• Japan
• Korea
• Luxembourg
• Mexico
• Netherlands
• Norway
• New Zealand
• Poland
• Portugal
• Spain
• Slovak Republic
• Sweden
• Switzerland
• Turkey
• United Kingdom
• United States.