Entwicklung der Schülerzahlen - Teil 1
| Schuljahr | OS | HS | RS | Gy-Sek.I | Sek.II | Summe | 
| 1976/1977 | 544 | 137 | 85 | 89 | - | 855 | 
| 1977/1978 | 553 | 229 | 195 | 199 | - | 1176 | 
| 1978/1979 | 565 | 344 | 308 | 346 | - | 1563 | 
| 1979/1980 | 543 | 322 | 447 | 512 | - | 1824 | 
| 1980/1981 | 470 | 305 | 477 | 622 | 100 | 1974 | 
| 1981/1982 | 432 | 260 | 475 | 644 | 211 | 2022 | 
| 1982/1983 | 383 | 254 | 452 | 578 | 342 | 2009 | 
| 1983/1984 | 356 | 258 | 419 | 490 | 363 | 1886 | 
| 1984/1985 | 320 | 229 | 392 | 418 | 389 | 1748 | 
| 1985/1986 | 307 | 224 | 363 | 390 | 367 | 1651 | 
| 1986/1987 | 266 | 185 | 345 | 352 | 373 | 1521 | 
| 1987/1988 | 261 | 180 | 341 | 337 | 352 | 1471 | 
| 1988/1989 | 283 | 148 | 300 | 334 | 310 | 1375 | 
| 1989/1990 | 284 | 136 | 291 | 335 | 291 | 1337 | 
| 1990/1991 | 275 | 149 | 250 | 359 | 265 | 1298 | 
| 1991/1992 | 294 | 145 | 241 | 364 | 270 | 1314 | 
| 1992/1993 | 308 | 125 | 265 | 364 | 257 | 1319 | 
| 1993/1994 | 312 | 139 | 294 | 364 | 243 | 1352 |