| No of chronic disease | 2001 | 2006 | 2011 |
| % | % | % | |
| 1 | 7.8 | 6.5 | 5.1 |
| 2 | 12.9 | 11.0 | 8.8 |
| 3 | 20.1 | 19.4 | 18.7 |
| 4 | 14.4 | 13.8 | 12.7 |
| 5 | 12.1 | 11.8 | 12.1 |
| 6 | 9.4 | 10.1 | 10.5 |
| 7 | 6.8 | 7.2 | 8.1 |
| 8 | 5.1 | 5.7 | 6.2 |
| 9 | 3.6 | 4.2 | 4.9 |
| 10 | 2.5 | 3.0 | 3.5 |
| Accumulate (%) | 94.7 | 92.7 | 90.6 |
| All patients | 42,441 | 36,706 | 31,240 |
| Yes/chronic disease | 26,431 | 26,464 | 24,931 |
| Prevalence of chronic disease | 62.3 | 72.1 | 79.8 |
| Prevalence of multimorbidity | 57.4 | 67.4 | 75.7 |