Preventative practices Frequency of pap smears, by social class of the main breadwinner. Females aged 20 years old and over who have had a pap smear at some point in time Units: percentages Total At least once a year Every two years Every three years Approximately once every 5 years Once every more than 5 years Never Total 100.00 47.41 19.97 5.24 3.41 2.97 20.99 I: Executives of Public Administrations and of companies with 10 or more employees, and professions associated with university degrees 100.00 55.53 19.63 5.63 2.87 2.18 14.16 II: Executives of companies with fewer than 10 employees, and professions associated with intermediate degrees. Advanced technicians. Artists and sportspersons 100.00 53.79 16.82 4.08 4.72 2.82 17.77 III: Administrative-type employees and administrative and financial support professionals. Personal services and security workers. Freelance workers. Supervisors of manual workers 100.00 48.79 20.01 6.11 2.79 2.54 19.76 IVa: Skilled manual workers 100.00 44.80 20.40 5.00 3.59 3.43 22.78 IVb: Semi-skilled manual workers 100.00 44.18 22.67 4.71 3.20 3.05 22.20 V: Unskilled workers 100.00 40.05 19.87 5.35 4.06 3.16 27.51 No data recorded 100.00 45.59 16.76 4.89 2.26 5.99 24.52 Notes: The symbol '.' shall be deemed as data which cannot be provided since it may be affected by sampling errors. The symbol '..' shall be deemed as data which is not collected. The symbol '...' shall be deemed as an 'error of division by zero'. Source: Ministry of Health and Consumption and INE