| 1968 | 1968 | 1971 | 1971 | 1971 | 1971 |
 |
 |
 |
 |
 |
 |
| SG 232 | SG 237 | SG 266 | SG 271 | SG 275 | SG 276 |
| Scott 215 | Scott 220 | Scott 249 | Scott 254 | Scott 257 | Scott 258 |
| 1971 | 1971 | 1977 | 1984 | 1988 | 1989 |
 |
 |
 |
 |
 |
 |
| SG 277 | SG 278 | SG 334 | SG 452 | SG 527 | SG 546 |
| Scott 259 | Scott 260 | Scott 313 | Scott 426 | Scott 501 | Scott 512 |
| 1990 | 2004 | 2004 | 2004 |
 |
 |
 |
 |
| SG 570 | SG 926 | SG 927 | SG930 |
| Scott 532 | Scott 861 | Scott 862 | Scott 865 |
| 2003 |
 |
| SG MS 891 |
| Scott 823 |