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 | Mens singles | Womens singles | Mens doubles | Womens doubles | Mixed doubles |
| --- | --- | --- | --- | --- | --- |
| 1977.0 | Victor Yusim | Chaya Grunstein | Victor Yusim Michael Schneidman | Vivian Meirowitz Carol Silman | Michael Schneidman Dianne Levi |
| 1978.0 | Nissim Duk | Chaya Grunstein | Victor Yusim Michael Schneidman | Carol Silman Prina Ben Shushan | Michael Rappaport Gila Rappaport |
| 1979.0 | Yitzhak Serrouya | Eva Unglick | Victor Yusim Michael Schneidman | no competition | Michael Rappaport Eva Unglick |
| 1980.0 | Yitzhak Serrouya | Eva Unglick | Nissim Duk Yitzhak Serrouya | Eva Unglick Irit Ben Shushan | Michael Rappaport Eva Unglick |
| 1981.0 | Nissim Duk | Eva Unglick | Victor Yusim Michael Rappaport | Eva Unglick Irit Ben Shushan | Michael Rappaport Eva Unglick |
| 1982.0 | Nissim Duk | Aliza Moses | Nissim Duk Yitzhak Serrouya | Aliza Moses Bruria Serrouya | Yitzhak Serrouya Aliza Moses |
| 1983.0 | Nissim Duk | Aliza Moses | Nissim Duk Yitzhak Serrouya | Aliza Moses Bruria Serrouya | Yitzhak Serrouya Aliza Moses |
| 1984.0 | Nissim Duk | Irit Ben-Shushan | Nissim Duk Reuven Moses | Aliza Moses Bruria Serrouya | Reuven Moses Irit Ben Shushan |
| 1985.0 | Reuven Moses | Bruria Serrouya | Reuven Moses Victor Yusim | no competition | Reuven Moses Aliza Moses |
| 1986.0 | Reuven Moses | Bruria Serrouya | Reuven Moses Amir Moses | no competition | no competition |
| 1987.0 | Amir Moses | Sigalit Moses | Reuven Moses Amir Moses | no competition | Amir Moses Sigalit Moses |
| 1988.0 | Reuven Moses | Shirley Daniel | Reuven Moses Amir Moses | no competition | Reuven Moses Aliza Moses |
| 1989.0 | Amir Moses | Shirley Daniel | Reuven Moses Amir Moses | no competition | Reuven Moses Bruria Serrouya |
| 1990.0 | Reuven Moses | Natalia Sverdlin | Reuven Moses Amir Moses | no competition | Reuven Moses Natalia Sverdlin |
| 1991.0 | Reuven Moses | Svetlana Zilberman | Reuven Moses Amir Moses | Svetlana Zilberman Maybar Ben Ari | Leonid Paikin Svetlana Zilberman |
| 1992.0 | Amir Moses | Svetlana Zilberman | Reuven Moses Amir Moses | Svetlana Zilberman Sigalit Moses | Reuven Moses Svetlana Zilberman |
| 1993.0 | Amir Moses | Sigalit Moses | Reuven Moses Amir Moses | Sigalit Moses Anat Ladsky | Leonid Paikin Natalia Sverdlin |
| 1994.0 | Amir Moses | Svetlana Zilberman | Reuven Moses Amir Moses | Svetlana Zilberman Esther Koifman | Reuven Moses Svetlana Zilberman |
| 1995.0 | Leon Pugatch | Svetlana Zilberman | Reuven Moses Amir Moses | Svetlana Zilberman Sigalit Moses | Reuven Moses Svetlana Zilberman |
| 1996.0 | Leon Pugatch | Svetlana Zilberman | Leon Pugatch Meni Gershon | Svetlana Zilberman Esther Koifman | Reuven Moses Svetlana Zilberman |
| 1997.0 | Leon Pugatch | Svetlana Zilberman | Leon Pugatch Eli Raymond | Svetlana Zilberman Shirley Daniel | Leon Pugatch Svetlana Zilberman |
| 1998.0 | Paz Ben-Sira | Svetlana Zilberman | Leon Pugatch Eli Raymond | Svetlana Zilberman Shirley Daniel | Leon Pugatch Svetlana Zilberman |
| 1999.0 | Leon Pugatch | Svetlana Zilberman | Leon Pugatch Eli Raymond | Svetlana Zilberman Shirley Daniel | Leon Pugatch Svetlana Zilberman |
| 2000.0 | Leon Pugatch | Svetlana Zilberman | Nir Yusim Boris Kroiter | Svetlana Zilberman Shirley Daniel | Leon Pugatch Svetlana Zilberman |
| 2001.0 | Nir Yusim | Svetlana Zilberman | Nir Yusim Boris Kroiter | Svetlana Zilberman Svetlana Kaplian | Leon Pugatch Svetlana Zilberman |
| 2002.0 | Shai Geffen | Svetlana Zilberman | Leon Pugatch Dani Schneidman | Svetlana Zilberman Svetlana Kaplian | Sergey Antonyuk Svetlana Zilberman |
| 2003.0 | Shai Geffen | Svetlana Zilberman | Nir Yusim Boris Kroitor | Svetlana Zilberman Svetlana Kaplian | Sergey Antonyuk Svetlana Zilberman |
| 2004.0 | Nir Yusim | Svetlana Zilberman | Reuven Moses Amir Moses | Svetlana Zilberman Svetlana Kaplian | Sergey Antonyuk Svetlana Zilberman |
| 2005.0 | Shai Geffen | Svetlana Zilberman | Nir Yusim Boris Kroitor | Svetlana Zilberman Svetlana Kaplian | Misha Zilberman Svetlana Zilberman |
| 2006.0 | Misha Zilberman | Svetlana Zilberman | Nir Yusim Alex Bass | no competition | Misha Zilberman Svetlana Zilberman |
Question:
How many couples won the Mixed Doubles in 1997?
Answer:
1.0