Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Year | Competition | Date | Location | Score | Result |
| --- | --- | --- | --- | --- | --- |
| 1989 | World Group, 1st Round | 01 - 09 Oct | Tokyo | 0-3 | Loss |
| 1989 | World Group, Consolation Round | 01 - 09 Oct | Tokyo | 1-2 | Loss |
| 1989 | World Group, Qualifying Round | 01 - 09 Oct | Tokyo | 3-0 | Win |
| 1988 | World Group, 1st Round | 04 - 11 Dec | Melbourne | 1-2 | Loss |
| 1988 | World Group, Consolation Round | 04 - 11 Dec | Melbourne | 0-3 | Loss |
| 1987 | World Group, 1st Round | 26 Jul - 02 Aug | Vancouver | 1-2 | Loss |
| 1987 | World Group, Consolation Round | 26 Jul - 02 Aug | Vancouver | 0-3 | Loss |
| 1987 | World Group, Qualifying Round | 26 Jul - 02 Aug | Vancouver | 2-1 | Win |
| 1986 | World Group, 1st Round | 20 - 27 Jul | Prague | 0-3 | Loss |
| 1986 | World Group, Consolation Round | 20 - 27 Jul | Prague | 0-3 | Loss |
| 1986 | World Group, Qualifying Round | 20 - 27 Jul | Prague | 3-0 | Win |
| 1985 - 1981 | Not played | Not played | Not played | Not played | Not played |
| 1980 | World Group, 1st Round | 19–25 May | Berlin | 0-3 | Loss |
| 1980 | World Group, Consolation Round | 19–25 May | Berlin | 3-0 | Win |
| 1980 | World Group, Consolation Round | 19–25 May | Berlin | 0-2 | Loss |
Question:
what is the year when the date is not played?
Answer:
1985 - 1981