| Previous LU/HL Tx | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | |
| Total | 2,102 | 2,420 | 2,809 | 3,112 | 3,385 | 3,702 | 4,138 | 4,460 | 4,709 | 5,404 |
| No | 2,062 | 2,372 | 2,741 | 3,046 | 3,309 | 3,632 | 4,061 | 4,388 | 4,624 | 5,311 |
| Yes | 40 | 48 | 68 | 66 | 76 | 70 | 77 | 72 | 85 | 93 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| No | 98.1% | 98.0% | 97.6% | 97.9% | 97.8% | 98.1% | 98.1% | 98.4% | 98.2% | 98.3% |
| Yes | 1.9% | 2.0% | 2.4% | 2.1% | 2.2% | 1.9% | 1.9% | 1.6% | 1.8% | 1.7% |