| Previous LI Tx | Year | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | |
| Total | 9,757 | 12,044 | 13,911 | 14,887 | 13,027 | 12,629 | 12,665 | 12,732 | 12,482 | 12,213 |
| No | 9,265 | 11,497 | 13,272 | 14,225 | 12,579 | 12,290 | 12,330 | 12,358 | 12,137 | 11,845 |
| Yes | 492 | 547 | 639 | 662 | 448 | 339 | 335 | 374 | 345 | 368 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| No | 95.0% | 95.5% | 95.4% | 95.6% | 96.6% | 97.3% | 97.4% | 97.1% | 97.2% | 97.0% |
| Yes | 5.0% | 4.5% | 4.6% | 4.4% | 3.4% | 2.7% | 2.6% | 2.9% | 2.8% | 3.0% |