Countries
| Country | Score | Current rating |
|---|---|---|
| Canada | 82/100 | Open |
| United States of America | 56/100 | Obstructed |
| Mexico | 40/100 | Repressed |
- Closed1 - 20
- Repressed21 - 40
- Obstructed41 - 60
- Narrowed61 - 80
- Open81 - 100
| Country | Score | Current rating |
|---|---|---|
| Canada | 82/100 | Open |
| United States of America | 56/100 | Obstructed |
| Mexico | 40/100 | Repressed |