Task 1:
| Year: | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 |
| Market: | Fair | Good | Good | Fair | Poor |
| Percentage of people with hearing loss: | 95% | 70% | 50% | 25% | 15% |
| Year: | Year 1 | Year 2 | Year 3 | Year 4 | Year 5 |
| Market: | Fair | Good | Good | Fair | Poor |
| Percentage of people with hearing loss: | 95% | 70% | 50% | 25% | 15% |