| Previous HR/HL Tx | Year | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | |
| Total | 12,827 | 13,800 | 14,738 | 15,471 | 16,255 | 16,883 | 17,440 | 17,784 | 17,329 |
| No | 12,581 | 13,531 | 14,427 | 15,135 | 15,887 | 16,482 | 17,037 | 17,354 | 16,892 |
| Yes | 246 | 269 | 311 | 336 | 368 | 401 | 403 | 430 | 437 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| No | 98.1% | 98.1% | 97.9% | 97.8% | 97.7% | 97.6% | 97.7% | 97.6% | 97.5% |
| Yes | 1.9% | 1.9% | 2.1% | 2.2% | 2.3% | 2.4% | 2.3% | 2.4% | 2.5% |