| Type of Procedure | 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 |
| Heterotopic | 45 | 53 | 61 | 68 | 64 | 57 | 54 | 47 | 43 |
| Orthotopic | 12,713 | 13,680 | 14,609 | 15,330 | 16,123 | 16,765 | 17,334 | 17,689 | 17,246 |
| Unknown | 69 | 67 | 68 | 73 | 68 | 61 | 52 | 48 | 40 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| Heterotopic | 0.4% | 0.4% | 0.4% | 0.4% | 0.4% | 0.3% | 0.3% | 0.3% | 0.2% |
| Orthotopic | 99.1% | 99.1% | 99.1% | 99.1% | 99.2% | 99.3% | 99.4% | 99.5% | 99.5% |
| Unknown | 0.5% | 0.5% | 0.5% | 0.5% | 0.4% | 0.4% | 0.3% | 0.3% | 0.2% |