| Data validità | Prime Rate ABI | |
| Da | A | |
| 15/01/1986 | 30/01/1986 | 15,88 |
| 31/01/1986 | 14/02/1986 | 15,88 |
| 15/02/1986 | 27/02/1986 | 15,88 |
| 28/02/1986 | 14/03/1986 | 16,00 |
| 15/03/1986 | 30/03/1986 | 16,00 |
| 31/03/1986 | 14/04/1986 | 16,00 |
| 15/04/1986 | 29/04/1986 | 16,00 |
| 30/04/1986 | 14/05/1986 | 15,25 |
| 15/05/1986 | 30/05/1986 | 15,25 |
| 31/05/1986 | 14/06/1986 | 14,50 |
| 15/06/1986 | 29/06/1986 | 14,50 |
| 30/06/1986 | 14/07/1986 | 13,50 |
| 15/07/1986 | 30/07/1986 | 13,50 |
| 31/07/1986 | 14/08/1986 | 13,50 |
| 15/08/1986 | 30/08/1986 | 13,50 |
| 31/08/1986 | 14/09/1986 | 13,50 |
| 15/09/1986 | 29/09/1986 | 13,50 |
| 30/09/1986 | 14/10/1986 | 13,00 |
| 15/10/1986 | 30/10/1986 | 13,00 |
| 31/10/1986 | 14/11/1986 | 13,00 |
| 15/11/1986 | 29/11/1986 | 13,00 |
| 30/11/1986 | 14/12/1986 | 13,00 |
| 15/12/1986 | 30/12/1986 | 13,00 |
| 31/12/1986 | 14/01/1987 | 13,00 |
| 15/01/1987 | 30/01/1987 | 13,00 |
| 31/01/1987 | 14/02/1987 | 13,00 |
| 15/02/1987 | 27/02/1987 | 13,00 |
| 28/02/1987 | 14/03/1987 | 12,88 |
| 15/03/1987 | 30/03/1987 | 12,88 |
| 31/03/1987 | 14/04/1987 | 12,50 |
| 15/04/1987 | 29/04/1987 | 12,50 |
| 30/04/1987 | 14/05/1987 | 12,50 |
| 15/05/1987 | 30/05/1987 | 12,50 |
| 31/05/1987 | 14/06/1987 | 12,50 |
| 15/06/1987 | 29/06/1987 | 12,50 |
| 30/06/1987 | 14/07/1987 | 12,50 |
| 15/07/1987 | 30/07/1987 | 12,50 |
| 31/07/1987 | 14/08/1987 | 12,50 |
| 15/08/1987 | 30/08/1987 | 12,50 |
| 31/08/1987 | 14/09/1987 | 12,50 |
| 15/09/1987 | 29/09/1987 | 12,50 |
| 30/09/1987 | 14/10/1987 | 13,00 |
| 15/10/1987 | 30/10/1987 | 13,00 |
| 31/10/1987 | 14/11/1987 | 13,00 |
| 15/11/1987 | 29/11/1987 | 13,00 |
| 30/11/1987 | 14/12/1987 | 13,00 |
| 15/12/1987 | 30/12/1987 | 13,00 |
| 31/12/1987 | 14/01/1988 | 13,00 |
| 15/01/1988 | 30/01/1988 | 13,00 |
| 31/01/1988 | 14/02/1988 | 12,63 |
| 15/02/1988 | 28/02/1988 | 12,63 |