What are the top 10 grammar schools in Northern Ireland?

The following is a list of the top 10 grammar schools in Northern Ireland based on their most recent inspection reports:

1. Campbell College, Belfast

2. Belfast High School, Belfast

3. Methodist College Belfast

4. Royal Belfast Academical Institution

5. Sullivan Upper School

6. Grosvenor Grammar School

7. Strathearn School, Belfast

8. Rainey Endowed School, Magherafelt

9. St. Columba's College

10. Ballymena Academy