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:
| Office | Branch | Location | Elected | Term began | Term ended |
| --- | --- | --- | --- | --- | --- |
| Representative | Legislative | Washington, D.C. | 1982.0 | January 3, 1983 | January 3, 1985 |
| Representative | Legislative | Washington, D.C. | 1984.0 | January 3, 1985 | January 3, 1987 |
| Representative | Legislative | Washington, D.C. | 1986.0 | January 3, 1987 | January 3, 1989 |
| Representative | Legislative | Washington, D.C. | 1988.0 | January 3, 1989 | January 3, 1991 |
| Representative | Legislative | Washington, D.C. | 1990.0 | January 3, 1991 | January 3, 1993 |
| Senator | Legislative | Washington, D.C. | 1992.0 | January 3, 1993 | January 3, 1999 |
| Senator | Legislative | Washington, D.C. | 1998.0 | January 3, 1999 | January 3, 2005 |
| Senator | Legislative | Washington, D.C. | 2004.0 | January 3, 2005 | January 3, 2011 |
Question:
What year was the congressional service elected for a term beginning on January 3, 1989?
Answer:
1988.0