Table A: Selected Characteristics of Active Chiropractors Enumerated (1996, 2000, 2004, 2005, 2006, 2007, 2009, 2012, 2015 and 2018) In the 1996 Health Manpower Survey on Chiropractors, 27 chiropractors were covered and 24 active chiropractors were enumerated. Among the 24 active chiropractors enumerated, 23 were male and one was female. Their sex ratio was 2300 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 43.0. All the 24 active chiropractors enumerated worked in the private sector. In the 2000 Health Manpower Survey on Chiropractors, 48 chiropractors were covered and 38 active chiropractors were enumerated. Among the 38 active chiropractors enumerated, 33 were male and five were female. Their sex ratio was 660 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 42.9 and median age was 43.0. All the 38 active chiropractors enumerated worked in the private sector. In the 2004 Health Manpower Survey on Chiropractors, 71 chiropractors were covered and 42 active chiropractors were enumerated. Among the 42 active chiropractors enumerated, 33 were male and nine were female. Their sex ratio was 367 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 43.7 and median age was 44.0. All the 42 active chiropractors enumerated worked in the private sector. In the 2005 Health Manpower Survey on Chiropractors, 84 chiropractors were covered and 56 active chiropractors were enumerated. Among the 56 active chiropractors enumerated, 43 were male and 13 were female. Their sex ratio was 331 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 41.6 and median age was 39.0. Among the 56 active chirpractors enumerated, 55 (98.2%) worked in the private sector and 1 (1.8%) did not reveal the sector of work. In the 2006 Health Manpower Survey on Chiropractors, 88 chiropractors were covered and 58 active chiropractors were enumerated. Among the 58 active chiropractors enumerated, 46 were male and 12 were female. Their sex ratio was 383 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 42.9 and median age was 40.0. All the 58 active chirpractors enumerated worked in the private sector. In the 2007 Health Manpower Survey on Chiropractors, 94 chiropractors were covered and 52 active chiropractors were enumerated. Among the 52 active chiropractors enumerated, 43 were male and nine were female. Their sex ratio was 478 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 43.6 and median age was 41.0. All the 52 active chirpractors enumerated worked in the private sector. In the 2009 Health Manpower Survey on Chiropractors, 114 chiropractors were covered and 80 active chiropractors were enumerated. Among the 80 active chiropractors enumerated, 55 were male and 25 were female. Their sex ratio was 220 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 42.7 and median age was 40.5. All the 80 active chirpractors enumerated worked in the private sector. In the 2012 Health Manpower Survey on Chiropractors, 168 chiropractors were covered and 93 active chiropractors were enumerated. Among the 93 active chiropractors enumerated, two chiropractors did not indicate gender. Of the remaining 91 active chiropractors enumerated, 66 were male and 25 were female. Their sex ratio was 264 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 42.3 and median age was 40.0. All the 93 active chirpractors enumerated worked in the private sector. In the 2015 Health Manpower Survey on Chiropractors, 193 chiropractors were covered and 98 active chiropractors were enumerated. Among the 98 active chiropractors enumerated, 69 were male and 29 were female. Their sex ratio was 238 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 43.9 and median age was 41.0. All the 98 active chirpractors enumerated worked in the private sector. In the 2018 Health Manpower Survey on Chiropractors, 229 chiropractors were covered and 113 active chiropractors were enumerated. Among the 113 active chiropractors enumerated, 79 were male and 34 were female. Their sex ratio was 232 male active chiropractors enumerated per 100 female active chiropractors enumerated. Their mean age was 42.9 and median age was 41.0. All the 113 active chirpractors enumerated worked in the private sector. Notes: 1. Figures of 1996 and 2000 refer to the number of chiropractors reported by the responding institutions as at the 1 July of the respective years, whereas the figures of 2004 to 2007, 2009, 2012, 2015 and 2018 refer to the number of chiropractors registered with the Chiropractors Council as at the 31 August of the respective years. 2. In 2004 to 2007, 2009, 2012, 2015 and 2018 HMS-CHIRO, the sector refers to the sector of main job. 3. As the number of chiropractors involved was very small, the corresponding statistics should be interpreted with caution.