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 | Men's singles | Women's singles | Men's doubles | Women's doubles | Mixed doubles |
| --- | --- | --- | --- | --- | --- |
| 1953 | J. Zammit-Lewis | no competition | H. J. Fiteni V. Zammit | no competition | no competition |
| 1954 | J. Zammit-Lewis | no competition | H. J. Fiteni V. Zammit | no competition | no competition |
| 1955 | no competition | no competition | no competition | no competition | W. Watret P. Stuckey |
| 1956 | A. Marland | no competition | H. J. Fiteni V. Zammit | no competition | A. Marland V. Keyes |
| 1958 | no competition | no competition | no competition | no competition | no competition |
| 1959 | R. Harper | no competition | V. Zammit L. Della | no competition | R. Harper A. Harper |
| 1960 | no competition | no competition | no competition | no competition | no competition |
| 1961 | J. C. Sillato | J. Wilkinson | A. Renfrew F. McGruer | J. Wilkinson L. Vassallo | J. Sillato F. Ferne |
| 1962 | I. M. Miller | H. Thurlow | I. M. Miller K. Galloway | B. Scrimgeour O. Dawson | J. Sillato M. Brand |
| 1963 | J. C. Sillato | B. Scoble | J. C. Sillato Alfred Gales | M. Souter J. Pearcey | Alfred Galea P. Gaden |
| 1964 | R. Adams | M. Souter | Vincent Curmi V. Zammit | M. Souter W. Newton | R. Adams E. Fielden |
| 1965 | Vincent Curmi | no competition | E. R. Adams W. Watret | no competition | Kenneth Wain J. Gowland |
| 1966 | Vincent Curmi | P. McGillivray | Alfred Cefai Kenneth Wain | K. McGillivray A. Jackson | A. Jackson Jackson |
| 1967 | Kenneth Wain | Hazel Tough | Alfred Cefai Kenneth Wain | Hazel Tough Joan Pain | Kenneth Wain L. Vassallo |
| 1968 1971 | no competition | no competition | no competition | no competition | no competition |
| 1972 | Vincent Curmi | Simone Vella | Vincent Curmi Alfred Galea | C. Worley Simone Vella | Kenneth Wain L. Briscoe |
| 1973 | Vincent Curmi | Carmen Worley | Vincent Curmi J. Zammit-Lewis | Doreen Cann Doris Cordina | Alfred Cefain Carmen Worley |
| 1974 | Vincent Curmi | no competition | Vincent Curmi Alfred Galea | no competition | Kenneth Wain Simone Vella |
| 1975 | Alfred Cefai | Doreen Cann | Alfred Cefai Kenneth Wain | Doreen Cann Doris Cordina | Alfred Cefai Simone Vella |
| 1976 | Vincent Curmi | Joyce Abdilla | Alfred Cefai Kenneth Wain | Joyce Abdilla Simone Vella | Paul Vella Joyce Abdilla |
| 1977 | Vincent Curmi | Joyce Abdilla | Alfred Cefai Kenneth Wain | Joyce Abdilla Doreen Cann | Paul Vella Joyce Abdilla |
| 1978 | Paul Vella | Joyce Abdilla | Vincent Curmi Paul Vella | Joyce Abdilla Kitty Galea | Paul Vella Joyce Abdilla |
| 1979 | Paul Vella | Joyce Abdilla | Vincent Curmi Paul Vella | Joyce Abdilla Marcelle Micallef | Kenneth Wain Marcelle Micallef |
| 1980 | Godwin Grech | Joyce Abdilla | Godwin Grech John Massa | Joyce Abdilla Marcelle Micallef | Godwin Grech Marcelle Micallef |
| 1981 | John Massa | Marcelle Micallef | Vincent Curmi Kenneth Wain | Joyce Abdilla Marcelle Micallef | Godwin Grech Marcelle Micallef |
| 1982 | Godwin Grech | Joyce Abdilla | Godwin Grech Martin Farrugia | Joyce Abdilla Louise Manduca | Godwin Grech Marcelle Micallef |
| 1983 | Godwin Grech | Joyce Abdilla | Godwin Grech Martin Farrugia | Joyce Abdilla Louise Manduca | Martin Farrugia Joyce Abdilla |
| 1984 | Godwin Grech | Joyce Abdilla | Kenneth Wain John Massa | Joyce Abdilla Louise Manduca | Godwin Grech Carmen Worley |
| 1985 | Martin Farrugia | Joyce Abdilla | Martin Farrugia John Massa | Marcelle Micallef Anna Galea | Martin Farrugia Marcelle Micallef |
| 1986 | John Mass | Joyce Abdilla | Martin Farrugia Anthony Xuereb | Marcelle Micallef Anna Galea | Martin Farrugia Marcelle Micallef |
| 1987 | Martin Farrugia | Joyce Abdilla | Martin Farrugia Anthony Xuereb | Joyce Abdilla Catherine Meli | Martin Farrugia Anna Galea |
| 1988 | Kenneth Vella | Joyce Abdilla | Martin Farrugia Anthony Xuereb | Catherine Meli Marcelle Chircop | Kenneth Vella Catherine Meli |
| 1989 | Kenneth Vella | Joyce Abdilla | Martin Farrugia Anthony Xuereb | Catherine Meli Marcelle Chircop | Kenneth Vella Catherine Meli |
| 1990 | Simon Spiteri | Catherine Dimech | Simon Spiteri Kenneth Vella | Catherine Dimech Marcelle Chircop | Kenneth Vella Catherine Dimech |
| 1991 | Kenneth Vella | Shirley Cefai | Simon Spiteri Kenneth Vella | Catherine Dimech Shirley Cefai | Kenneth Vella Catherine Dimech |
| 1992 | Kenneth Vella | Joanne Grech | Aldo Polidano Kenneth Vella | Catherine Dimech Suzanne Privitelli | Kenneth Vella Louise Bailey |
| 1993 | Kenneth Vella | Joanne Grech | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1994 | Simon Spiteri | Joanne Grech | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1995 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1996 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1997 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1998 | Simon Spiteri | Jennifer Borg | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech |
| 1999 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Aldo Polidano Joanne Grech |
| 2000 | Kenneth Vella | Joanne Cassar | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Cassar | Aldo Polidano Joanne Cassar |
| 2001 | Kenneth Vella | Jennifer Borg | Kenneth Vella Rodney Abela | Jennifer Borg Jacqueline De Giovanni | David Cole Jennifer Borg |
| 2002 | Kenneth Vella | Jacqueline De Giovanni | David Cole Edmund Abela | Catherine Dimech Joanne Cassar | Catherine Dimech Kenneth Vella |
| 2003 | Stefan Salomone | Jacqueline De Giovanni | Robert Salomone Stefan Salomone | Catherine Dimech Joanne Cassar | Catherine Dimech Kenneth Vella |
| 2004 | Aldo Polidano | Jacqueline De Giovanni | Robert Salomone Stefan Salomone | Catherine Dimech Joanne Cassar | Jacqueline De Giovanni Stefan Salomone |
| 2005 | Stefan Salomone | Jacqueline De Giovanni | Robert Salomone Stefan Salomone | Catherine Dimech Joanne Cassar | Jacqueline De Giovanni Stefan Salomone |
| 2006 | Kenneth Vella | Joanne Cassar | Kenneth Vella Anthony Xuereb | Catherine Dimech Joanne Cassar | Joanne Cassar David Cole |
| 2007 | Stefan Salomone | Joanne Cassar | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Kenneth Vella Catherine Dimech |
| 2008 | Stefan Salomone | Maria Borg | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Stefan Salomone Fiorella Farrugia |
| 2009 | Kenneth Vella | Joanne Cassar | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Stefan Salomone Fiorella Farrugia |
| 2010 | Stefan Salomone | Maria Borg | Stefan Salomone Robert Salomone | Maria Borg Fiorella Farrugia | Stefan Salomone Fiorella Farrugia |
| 2011 | Stefan Salomone | Maria Borg | Stefan Salomone Aldo Polidano | Maria Borg Fiorella Farrugia | Stefan Salomone Fiorella Farrugia |
| 2012 | David Cole | Fiorella Sadowski | Stefan Salomone Aldo Polidano | Catriona Francica Dominique Francica | Stefan Salomone Fiorella Sadowski |
| 2013 | Samuel Cali | Fiorella Sadowski | Samuel Cali Stephen Ferrante | Jacqueline Grech Licari Joanne Cassar | Stephen Ferrante Fiorella Sadowski |
Question:
In what year did Carmen Worley win in the women's singles category?
Answer:
1973.0