| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 9 | Good | NO2 | NO2 | None | None |
| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 12 | Good | NO2 | NO2 | None | None |
| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 11 | Good | NO2 | NO2 | None | None |
| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 14 | Good | NO2 | NO2 | None | None |
| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 14 | Good | NO2 | NO2 | None | None |
| 1 | Good | CO | CO | None | People with heart disease are the group most at risk. |
| 11 | Good | NO2 | NO2 | None | None |