Region
- New Zealand 111 results
- Australia 56 results
- Great Britain 43 results
- United States 16 results
- European Economic Community countries 4 results
- European Union countries 4 results
- England 3 results
- Oceania 3 results
- Sweden 3 results
- Wales 3 results
- Fiji 2 results
- Scotland 2 results
- California 1 results
- Canada 1 results
- Chicago 1 results
- Cost effectiveness 1 results
- Illinois 1 results
- Los Angeles 1 results
- Queensland 1 results
- South Africa 1 results