[Table] header: Year | Men's singles | Women's singles | Men's doubles | Women's doubles | Mixed doubles row 1 : 1953 | J. Zammit-Lewis | no competition | H. J. Fiteni V. Za | no competition | no competition
row 2 : 1954 | J. Zammit-Lewis | no competition | H. J. Fiteni V. Za | no competition | no competition
row 3 : 1955 | no competition | no competition | no competition | no competition | W. Watret P. Stucke
row 4 : 1956 | A. Marland | no competition | H. J. Fiteni V. Za | no competition | A. Marland V. Keyes
row 5 : 1958 | no competition | no competition | no competition | no competition | no competition
row 6 : 1959 | R. Harper | no competition | V. Zammit L. Della | no competition | R. Harper A. Harper
row 7 : 1960 | no competition | no competition | no competition | no competition | no competition
row 8 : 1961 | J. C. Sillato | J. Wilkinson | A. Renfrew F. McGr | J. Wilkinson L. Vassall | J. Sillato F. Ferne
row 9 : 1962 | I. M. Miller | H. Thurlow | I. M. Miller K. Galloway | B. Scrimgeour O. Dawson | J. Sillato M. Brand
row 10 : 1963 | J. C. Sillato | B. Scoble | J. C. Sillato Alfred Gales | M. Souter J. Pearcey | Alfred Galea P. Gaden
row 11 : 1964 | R. Adams | M. Souter | Vincent Curmi V. Zammit | M. Souter W. Newton | R. Adams E. Fielden
row 12 : 1966 | Vincent Curmi | P. McGillivray | Alfred Cefai Kenneth Wain | K. McGillivray A. Jackson | A. Jackson Jackson
row 13 : 1967 | Kenneth Wain | Hazel Tough | Alfred Cefai Kenneth Wain | Hazel Tough Joan Pain | Kenneth Wain L. Vassallo
row 14 : 1968 1971 | no competition | no competition | no competition | no competition | no competition
row 15 : 1972 | Vincent Curmi | Simone Vella | Vincent Curmi Alfred Galea | C. Worley Simone Vella | Kenneth Wain L. Briscoe
row 16 : 1973 | Vincent Curmi | Carmen Worley | Vincent Curmi J. Zammit- | Doreen Cann Doris Cordina | Alfred Cefain Carmen Worley
row 17 : 1974 | Vincent Curmi | no competition | Vincent Curmi Alfred Galea | no competition | Kenneth Wain Simone Vella
row 18 : 1975 | Alfred Cefai | Doreen Cann | Alfred Cefai Kenneth Wain | Doreen Cann Doris Cordina | Alfred Cefai Simone Vella
row 19 : 1976 | Vincent Curmi | Joyce Abdilla | Alfred Cefai Kenneth Wain | Joyce Abdilla Simone Vella | Paul Vella Joyce Abdilla
row 20 : 1977 | Vincent Curmi | Joyce Abdilla | Alfred Cefai Kenneth Wain | Joyce Abdilla Doreen Cann | Paul Vella Joyce Abdilla
row 21 : 1978 | Paul Vella | Joyce Abdilla | Vincent Curmi Paul Vella | Joyce Abdilla Kitty Galea | Paul Vella Joyce Abdilla
row 22 : 1979 | Paul Vella | Joyce Abdilla | Vincent Curmi Paul Vella | Joyce Abdilla Marcelle Micallef | Kenneth Wain Marcelle Micallef
row 23 : 1980 | Godwin Grech | Joyce Abdilla | Godwin Grech John Massa | Joyce Abdilla Marcelle Micallef | Godwin Grech Marcelle Micallef
row 24 : 1981 | John Massa | Marcelle Micallef | Vincent Curmi Kenneth Wain | Joyce Abdilla Marcelle Micallef | Godwin Grech Marcelle Micallef
row 25 : 1982 | Godwin Grech | Joyce Abdilla | Godwin Grech Martin Farrugia | Joyce Abdilla Louise Manduca | Godwin Grech Marcelle Micallef
row 26 : 1983 | Godwin Grech | Joyce Abdilla | Godwin Grech Martin Farrugia | Joyce Abdilla Louise Manduca | Martin Farrugia Joyce Abdilla
row 27 : 1984 | Godwin Grech | Joyce Abdilla | Kenneth Wain John Massa | Joyce Abdilla Louise Manduca | Godwin Grech Carmen Worley
row 28 : 1985 | Martin Farrugia | Joyce Abdilla | Martin Farrugia John Massa | Marcelle Micallef Anna Galea | Martin Farrugia Marcelle Micallef
row 29 : 1986 | John Mass | Joyce Abdilla | Martin Farrugia Anthony Xuere | Marcelle Micallef Anna Galea | Martin Farrugia Marcelle Micallef
row 30 : 1987 | Martin Farrugia | Joyce Abdilla | Martin Farrugia Anthony Xuere | Joyce Abdilla Catherine Meli | Martin Farrugia Anna Galea
row 31 : 1988 | Kenneth Vella | Joyce Abdilla | Martin Farrugia Anthony Xuere | Catherine Meli Marcelle Chircop | Kenneth Vella Catherine Meli
row 32 : 1989 | Kenneth Vella | Joyce Abdilla | Martin Farrugia Anthony Xuere | Catherine Meli Marcelle Chircop | Kenneth Vella Catherine Meli
row 33 : 1990 | Simon Spiteri | Catherine Dimech | Simon Spiteri Kenneth Vella | Catherine Dimech Marcelle Chircop | Kenneth Vella Catherine Dimech
row 34 : 1991 | Kenneth Vella | Shirley Cefai | Simon Spiteri Kenneth Vella | Catherine Dimech Shirley Cefai | Kenneth Vella Catherine Dimech
row 35 : 1992 | Kenneth Vella | Joanne Grech | Aldo Polidano Kenneth Vella | Catherine Dimech Suzanne Privitelli | Kenneth Vella Louise Bailey
row 36 : 1993 | Kenneth Vella | Joanne Grech | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 37 : 1994 | Simon Spiteri | Joanne Grech | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 38 : 1995 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 39 : 1996 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 40 : 1997 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 41 : 1998 | Simon Spiteri | Jennifer Borg | Simon Spiteri David Cole | Catherine Dimech Joanne Grech | Kenneth Vella Catherine Dimech
row 42 : 1999 | Kenneth Vella | Joanne Grech | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Grech | Aldo Polidano Joanne Grech
row 43 : 2000 | Kenneth Vella | Joanne Cassar | Kenneth Vella Aldo Polidano | Catherine Dimech Joanne Cassar | Aldo Polidano Joanne Cas
row 44 : 2001 | Kenneth Vella | Jennifer Borg | Kenneth Vella Rodney Abela | Jennifer Borg Jacqueline De Giovanni | David Cole Jennifer Borg
row 45 : 2002 | Kenneth Vella | Jacqueline De Giovanni | David Cole Edmund Abela | Catherine Dimech Joanne Cassar | Catherine Dimech Kenneth Vella
row 46 : 2003 | Stefan Salomone | Jacqueline De Giovanni | Robert Salomone Stefan Salomone | Catherine Dimech Joanne Cassar | Catherine Dimech Kenneth Vella
row 47 : 2004 | Aldo Polidano | Jacqueline De Giovanni | Robert Salomone Stefan Salomone | Catherine Dimech Joanne Cassar | Jacqueline De Giovanni Stefan Salomon
row 48 : 2006 | Kenneth Vella | Joanne Cassar | Kenneth Vella Anthony Xuereb | Catherine Dimech Joanne Cassar | Joanne Cassar David Cole
row 49 : 2007 | Stefan Salomone | Joanne Cassar | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Kenneth Vella Catherine Dimech
row 50 : 2008 | Stefan Salomone | Maria Borg | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Stefan Salomone Fiorella Farrug
row 51 : 2009 | Kenneth Vella | Joanne Cassar | Stefan Salomone Robert Salomone | Catherine Dimech Joanne Cassar | Stefan Salomone Fiorella Farrug
row 52 : 2010 | Stefan Salomone | Maria Borg | Stefan Salomone Robert Salomone | Maria Borg Fiorella Farrugia | Stefan Salomone Fiorella Farrug
row 53 : 2011 | Stefan Salomone | Maria Borg | Stefan Salomone Aldo Polidan | Maria Borg Fiorella Farrugia | Stefan Salomone Fiorella Farrug
row 54 : 2012 | David Cole | Fiorella Sadowski | Stefan Salomone Aldo Polidan | Catriona Francica Dominique Francica | Stefan Salomone Fiorella Sadowski [/Table] Answer this question based on the above table: In what year did Carmen Worley win in the women's singles category?

Answer: 1973.0