Year | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Not recorded | Total sum |
1977 | 20% | 10.4% | 30.1% | 18.4% | 21% | 843 |
1978 | 18.4% | 11.1% | 34.2% | 14.9% | 21.4% | 793 |
1979 | 21.4% | 11.7% | 32.7% | 15.7% | 18.4% | 788 |
1980 | 20.7% | 9.9% | 32.7% | 16.5% | 20.1% | 829 |
1981 | 21.5% | 10.6% | 30.3% | 14.7% | 22.9% | 953 |
1982 | 20.6% | 7.6% | 19.3% | 35.1% | 17.4% | 948 |
1983 | 19.7% | 7.8% | 21.1% | 37% | 14.4% | 910 |
1984 | 20.5% | 8.5% | 19.5% | 36.2% | 15.2% | 925 |
1985 | 22% | 7.4% | 20.4% | 36.5% | 13.7% | 962 |
1986 | 23.4% | 8.3% | 19.9% | 33.1% | 15.3% | 868 |
1987 | 20.5% | 7.2% | 20.1% | 35.3% | 17% | 937 |
1988 | 20.8% | 7% | 20.1% | 36.7% | 15.5% | 932 |
1989 | 23.1% | 6.8% | 21.5% | 33.5% | 15.1% | 960 |
1990 | 21.7% | 7.2% | 19.3% | 32.9% | 18.9% | 1,037 |
1991 | 21% | 6.3% | 22% | 31.7% | 19.1% | 960 |
1992 | 22.9% | 7.9% | 21.1% | 31.8% | 16.3% | 1,019 |
1993 | 20.5% | 7.3% | 20.8% | 32.1% | 19.3% | 1,030 |
1994 | 23.8% | 7.9% | 17.3% | 32% | 18.9% | 1,108 |
1995 | 23.9% | 5.9% | 19.8% | 29.6% | 20.8% | 1,190 |
1996 | 26.1% | 6.9% | 19% | 29% | 19% | 1,208 |
1997 | 23.8% | 6.2% | 20.6% | 25.5% | 23.8% | 1,226 |
1998 | 23.4% | 5% | 18.7% | 29.5% | 23.4% | 1,239 |
1999 | 23.3% | 4.8% | 21.1% | 27.2% | 23.6% | 1,198 |
2000 | 23.6% | 4.9% | 26.2% | 24.2% | 21% | 1,262 |
2001 | 21.4% | 6.5% | 24% | 26.3% | 21.8% | 1,218 |
2002 | 24.6% | 6.2% | 24.6% | 26.7% | 17.8% | 1,272 |
2003 | 26.7% | 6.3% | 24.8% | 25.2% | 17% | 1,292 |
2004 | 22.3% | 7.3% | 28.7% | 23.8% | 18% | 1,292 |
2005 | 21.6% | 6.4% | 29.3% | 26.9% | 15.8% | 1,134 |
2006 | 17.3% | 7.8% | 31.8% | 28.2% | 14.8% | 1,099 |
2007 | 17.8% | 7.6% | 28.5% | 30.8% | 15.4% | 1,131 |
2008 | 20% | 6.9% | 31% | 30.7% | 11.5% | 1,176 |
2009 | 21.7% | 7.8% | 32.4% | 29.2% | 9% | 1,128 |
2010 | 20.1% | 7.1% | 34.9% | 31.3% | 6.6% | 1,120 |
2011 | 19.1% | 7.6% | 35.7% | 25.9% | 11.6% | 1,087 |
2012 | 15.5% | 8.4% | 34.5% | 28.2% | 13.3% | 1,045 |
2013 | 15.8% | 7% | 36.7% | 26.8% | 13.7% | 1,062 |
2014 | 16.3% | 5.7% | 31.9% | 30.3% | 15.9% | 1,007 |
Year | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Not recorded | Total sum |
1977 | 169 | 88 | 254 | 155 | 177 | 843 |
1978 | 146 | 88 | 271 | 118 | 170 | 793 |
1979 | 169 | 92 | 258 | 124 | 145 | 788 |
1980 | 172 | 82 | 271 | 137 | 167 | 829 |
1981 | 205 | 101 | 289 | 140 | 218 | 953 |
1982 | 195 | 72 | 183 | 333 | 165 | 948 |
1983 | 179 | 71 | 192 | 337 | 131 | 910 |
1984 | 190 | 79 | 180 | 335 | 141 | 925 |
1985 | 212 | 71 | 196 | 351 | 132 | 962 |
1986 | 203 | 72 | 173 | 287 | 133 | 868 |
1987 | 192 | 67 | 188 | 331 | 159 | 937 |
1988 | 194 | 65 | 187 | 342 | 144 | 932 |
1989 | 222 | 65 | 206 | 322 | 145 | 960 |
1990 | 225 | 75 | 200 | 341 | 196 | 1,037 |
1991 | 202 | 60 | 211 | 304 | 183 | 960 |
1992 | 233 | 81 | 215 | 324 | 166 | 1,019 |
1993 | 211 | 75 | 214 | 331 | 199 | 1,030 |
1994 | 264 | 88 | 192 | 355 | 209 | 1,108 |
1995 | 285 | 70 | 236 | 352 | 247 | 1,190 |
1996 | 315 | 83 | 230 | 350 | 230 | 1,208 |
1997 | 292 | 76 | 253 | 313 | 292 | 1,226 |
1998 | 290 | 62 | 232 | 365 | 290 | 1,239 |
1999 | 279 | 57 | 253 | 326 | 283 | 1,198 |
2000 | 298 | 62 | 331 | 306 | 265 | 1,262 |
2001 | 261 | 79 | 292 | 320 | 266 | 1,218 |
2002 | 313 | 79 | 313 | 340 | 227 | 1,272 |
2003 | 345 | 81 | 320 | 326 | 220 | 1,292 |
2004 | 288 | 94 | 371 | 307 | 232 | 1,292 |
2005 | 245 | 73 | 332 | 305 | 179 | 1,134 |
2006 | 190 | 86 | 350 | 310 | 163 | 1,099 |
2007 | 201 | 86 | 322 | 348 | 174 | 1,131 |
2008 | 235 | 81 | 364 | 361 | 135 | 1,176 |
2009 | 245 | 88 | 365 | 329 | 101 | 1,128 |
2010 | 225 | 80 | 391 | 350 | 74 | 1,120 |
2011 | 208 | 83 | 388 | 282 | 126 | 1,087 |
2012 | 162 | 88 | 361 | 295 | 139 | 1,045 |
2013 | 168 | 74 | 390 | 285 | 145 | 1,062 |
2014 | 164 | 57 | 321 | 305 | 160 | 1,007 |
Age category | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Not recorded | Total sum |
0–19 | 53.4% | 4.7% | 12.6% | 8.3% | 20.9% | 253 |
20–24 | 54.4% | 5.6% | 17% | 8.1% | 14.8% | 270 |
25–29 | 52.2% | 8.2% | 20.1% | 9.1% | 10.3% | 427 |
30–34 | 42.6% | 9.3% | 23.6% | 15.3% | 9.1% | 645 |
35–39 | 40.3% | 8.4% | 22.2% | 18.1% | 11% | 1,178 |
40–44 | 32.8% | 9.2% | 26.7% | 20.7% | 10.7% | 2,289 |
45–49 | 29.2% | 9.9% | 27.7% | 22.5% | 10.8% | 3,492 |
50–54 | 27.9% | 8.5% | 28.9% | 22.9% | 11.8% | 4,530 |
55–59 | 21.6% | 8% | 29.5% | 27.2% | 13.7% | 4,948 |
60–64 | 18.8% | 7.2% | 29.2% | 31% | 13.7% | 5,215 |
65–69 | 16.7% | 7.4% | 26.5% | 33.5% | 16% | 4,960 |
70–74 | 14.3% | 5.8% | 25.4% | 34.4% | 20.1% | 4,637 |
75–79 | 11.8% | 5.8% | 21.3% | 34.4% | 26.7% | 3,702 |
80–84 | 9.8% | 4.5% | 16.9% | 35% | 33.8% | 2,391 |
85+ | 7% | 3.4% | 13.2% | 34.4% | 42% | 1,251 |
Age category | Stage 1 | Stage 2 | Stage 3 | Stage 4 | Not recorded | Total sum |
0–19 | 135 | 12 | 32 | 21 | 53 | 253 |
20–24 | 147 | 15 | 46 | 22 | 40 | 270 |
25–29 | 223 | 35 | 86 | 39 | 44 | 427 |
30–34 | 275 | 60 | 152 | 99 | 59 | 645 |
35–39 | 475 | 99 | 262 | 213 | 129 | 1,178 |
40–44 | 751 | 210 | 611 | 473 | 244 | 2,289 |
45–49 | 1,018 | 344 | 969 | 784 | 377 | 3,492 |
50–54 | 1,266 | 383 | 1,309 | 1,036 | 536 | 4,530 |
55–59 | 1,071 | 395 | 1,458 | 1,344 | 680 | 4,948 |
60–64 | 983 | 374 | 1,525 | 1,618 | 715 | 5,215 |
65–69 | 826 | 369 | 1,312 | 1,660 | 793 | 4,960 |
70–74 | 662 | 271 | 1,177 | 1,593 | 934 | 4,637 |
75–79 | 437 | 213 | 788 | 1,274 | 990 | 3,702 |
80–84 | 235 | 108 | 403 | 836 | 809 | 2,391 |
85+ | 88 | 43 | 165 | 430 | 525 | 1,251 |