| Residency | Year of Transplant | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | |
| Total | 21,518 | 22,016 | 23,251 | 24,225 | 24,909 | 25,472 | 27,037 | 28,114 | 28,936 | 28,345 |
| U.S. Resident | 21,151 | 21,698 | 22,969 | 23,948 | 24,655 | 25,265 | 26,841 | 27,925 | 28,692 | 28,092 |
| Nonresident Alien | 236 | 246 | 257 | 261 | 240 | 202 | 190 | 185 | 238 | 229 |
| Unknown | 131 | 72 | 25 | 16 | 14 | 5 | 6 | 4 | 6 | 24 |
| Total (%) | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% | 100.0% |
| U.S. Resident | 98.3% | 98.6% | 98.8% | 98.9% | 99.0% | 99.2% | 99.3% | 99.3% | 99.2% | 99.1% |
| Nonresident Alien | 1.1% | 1.1% | 1.1% | 1.1% | 1.0% | 0.8% | 0.7% | 0.7% | 0.8% | 0.8% |
| Unknown | 0.6% | 0.3% | 0.1% | 0.1% | 0.1% | 0.0% | 0.0% | 0.0% | 0.0% | 0.1% |