| 3 Months | 1 Year | 3 Years | 5 Years | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (Tx 2002 - 2003) | (Tx 2002 - 2003) | (Tx 2000 - 2003) | (Tx 1998 - 2003) | ||||||||||
| N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | N | % | Std. Err. | ||
| Total | All | 1,767 | 95.4% | 0.5% | 1,767 | 91.7% | 0.7% | 3,560 | 84.5% | 0.7% | 5,458 | 76.5% | 0.8% |
| Yearly Center Volume | 0-34 | 58 | 96.5% | 2.4% | 58 | 92.6% | 3.6% | 171 | 84.7% | 3.5% | 302 | 76.7% | 3.3% |
| 35-54 | 150 | 95.3% | 1.7% | 150 | 91.2% | 2.3% | 276 | 80.1% | 2.8% | 405 | 75.2% | 2.8% | |
| 55-78 | 214 | 94.8% | 1.5% | 214 | 92.9% | 1.8% | 415 | 86.4% | 1.9% | 610 | 75.8% | 2.4% | |
| 79-109 | 345 | 96.5% | 1.0% | 345 | 92.6% | 1.4% | 725 | 85.8% | 1.6% | 1,277 | 77.3% | 1.6% | |
| 110+ | 1,000 | 95.1% | 0.7% | 1,000 | 91.1% | 0.9% | 1,973 | 84.3% | 1.0% | 2,864 | 76.6% | 1.1% | |