Date
- 1981 May 161
- 1981 May 231
- 1981 May 291
- 1981 November 171
- 1981 November 201
- 1981 November 211
- 1981 November 291
- 1981 November 51
- 1981 November 71
- 1981 November 91
- 1981 October 101
- 1981 October 151
- 1981 October 161
- 1981 October 21
- 1981 October 211
- 1981 October 251
- 1981 October 61
- 1981 September 111
- 1981 September 171
- 1981 September 181