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 |
| --- | --- | --- | --- | --- | --- |
| 1969.0 | Flemming Delfs | Anne Berglund | Keit Arthur Ray Stevens | Joke van Beusekom Marjan Luesken | Gert Perneklo Karin Lindqvist |
| 1971.0 | Rob Ridder | Anne Berglund | Peter Gardner John Stretch | Anne Berglund Lene Køppen | Peter Gardner Barbara Giles |
| 1973.0 | Jesper Helledie | Mette Myhre | Stefan Karlsson Willy Nilson | Ann Forest Kathleen Whiting | Jesper Helledie Susanne Johansen |
| 1975.0 | Bruno Wackfelt | Pia Nielsen | Bruno Wackfelt Goran Sterner | Lise Lotte Gottsche Lilli B. Pedersen | Tim Stokes Karen Puttick |
| 1977.0 | Andy Goode | Karen Bridge | Jesper Toftlund Niels Christensen | Karen Bridge Karen Puttick | Nigel Tier Karen Puttick |
| 1979.0 | Jens Peter Nierhoff | Kirsten Larsen | Peter Isaksson Jan Erik Antonsson | Sally Leadbeater Gillian Clark | Jens Peter Nierhoff Charlotte Pilgaard |
| 1981.0 | Michael Kjeldsen | Helen Troke | Michael Kjeldsen Mark Christiansen | Dorte Kjaer Nettie Nielsen | Dipak Tailor Mary Leeves |
| 1983.0 | Claus Thomsen | Helen Troke | Christopher Rees Lyndon Williams | Lisa Chapman Jane Shipman | Anders Nielsen Gitte Paulsen |
| 1985.0 | Matthew Smith | Lisbeth Stuer-Lauridsen | Jan Paulsen Lars Pedersen | Lisbeth Stuer-Lauridsen Lotte Olsen | Jan Paulsen Marian Christiansen |
| 1987.0 | Pontus Jantti | Helle Andersen | Michael Søgaard Jens Maibom | Catrine Bengtsson Margit Borg | Jens Maibom Charlotte Madsen |
| 1989.0 | Thomas Stuer-Lauridsen | Camilla Martin | Thomas Stuer-Lauridsen Christian Jacobsen | Marlene Thomsen Trine Johansson | Christian Jacobsen Marlene Thomsen |
| 1991.0 | Jürgen Koch | Lotte Thomsen | Martin L. Hansen Peter Christensen | Trine Pedersen Mette Pedersen | Peter Christensen Rikke Broen |
| 1993.0 | Jim Laugesen | Mette Sørensen | Jim Laugesen Janek Roos | Mette Sørensen Rikke Olsen | Thomas Stavnsgaard Sara Runesten |
| 1995.0 | Peter Gade | Brenda Beenhakker | Peter Gade Peder Nissen | Joanne Wright Donna Kellogg | Peder Nissen Mette Hansen |
| 1997.0 | Dicky Palyama | Judith Meulendijks | Kasper Ødum Ove Svejstrup | Lene Mork Jane Bramsen | Ove Svejstrup Britta Andersen |
| 1999.0 | Björn Joppien | Petra Overzier | Mathias Boe Kasper Kim Jensen | Petra Overzier Anne Honscheid | Mathias Boe Karina Sørensen |
| 2001.0 | Eric Pang | Juliane Schenk | Carsten Mogensen Rasmus Andersen | Kamila Augustyn Nadiezda Kostiuczyk | Rasmus Andersen Mette Nielsen |
| 2003.0 | Marc Zwiebler | Larisa Griga | Mikkel Delbo Larsen Martin Bille Larsen | Nina Vislova Valeria Sorokina | Marc Zwiebler Birgit Overzier |
| 2005.0 | Rajiv Ouseph | Janet Köhler | Rasmus Bonde Kasper Henriksen | Nina Vislova Olga Kozlova | Rasmus Bonde Christinna Pedersen |
| 2007.0 | Mads Conrad Petersen | Karina Jürgensen | Peter Mills Chris Adcock | Kristina Ludikova Olga Konon | Christian Larsen Joan Christiansen |
| 2009.0 | Emil Holst | Anne Hald | Sylvain Grosjean Sam Magee | Anastasia Chervyakova Romina Gabdullina | Jacco Arends Selena Piek |
| 2011.0 | Viktor Axelsen | Carolina Marín | Christopher Coles Matthew Nottingham | Mette Poulsen Ditte Strunge Larsen | Kim Astrup Sørensen Line Kjaersfeldt |
Question:
How many mens doubles when womens doubles is catrine bengtsson margit borg?
Answer:
1.0