| Gender | Year | ||||||||||
| 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | ||
| Total | Patients | 121 | 153 | 162 | 199 | 219 | 225 | 265 | 338 | 359 | 367 |
| Deaths | 14 | 21 | 23 | 44 | 51 | 46 | 27 | 47 | 54 | 50 | |
| Rate | 255.6 | 277.2 | 299.3 | 521.7 | 560.7 | 428.7 | 220.1 | 300.4 | 308.7 | 294.9 | |
| Female | Patients | 60 | 72 | 74 | 97 | 96 | 101 | 114 | 159 | 157 | 158 |
| Deaths | 8 | 9 | 11 | 22 | 19 | 27 | 10 | 20 | 27 | 22 | |
| Rate | 277.4 | 250.5 | 283.9 | 530.7 | 427.1 | 530.0 | 192.0 | 283.5 | 349.2 | 317.0 | |
| Male | Patients | 61 | 81 | 88 | 102 | 123 | 124 | 151 | 179 | 202 | 209 |
| Deaths | 6 | 12 | 12 | 22 | 32 | 19 | 17 | 27 | 27 | 28 | |
| Rate | 231.4 | 301.3 | 315.1 | 513.1 | 688.4 | 337.1 | 240.8 | 314.3 | 276.6 | 279.6 | |