National Industrial classification Statement showing teh comparative chart of national Industrial classification 1970 and standard Industrial classification 1960 as adopted by Registrar General,s Workers and non-workers according to main activity classified by sex and age-groups, areas according to main activity classified by sex and age-groups, Industrial classification of persons at work otehr than at cultivation as main activity by sex and divisions, major groups and minor groups, Classification of workers in non-household industry, trade business, profession or service as main activiy by class of workers age and sex, Occupational classification by sex of persons at work according to main activity other than oultivation, Persons classified as non-workers according to main activity cross-classified by sex age-groups and type of activity, Non-workers categorised as other aged 15 and above classified by sex age-groups and educational levles in urban areas only.