National tables: size of municipality of residence, age and sex. Values
Persons who have had sexual rel. with casual partners in the    last year by sex, age group and size of municipality of  residence.
Units: thousands of persons

	Total	Up to 10000 inhabitants	From 10001 to 50000 inhabitants	From 50001 to 500000 inhabitants	More than 500000 inhabitants	
Both sexes	
    Total	3,006.5	608.1	716.2	1,129.5	552.7	
    From 18 to 29 years of age	1,556.8	281.7	378.9	617.2	278.9	
    From 30 to 39 years of age	919.9	219.9	214.3	343.7	142.0	
    From 40 to 49 years of age	529.9	106.5	123.0	168.6	131.8	
Males	
    Total	2,298.2	488.3	557.4	859.1	393.5	
    From 18 to 29 years of age	1,149.1	211.1	286.8	454.2	197.0	
    From 30 to 39 years of age	742.1	187.0	185.9	265.7	103.4	
    From 40 to 49 years of age	406.9	90.1	84.7	139.1	93.0	
Females	
    Total	708.4	119.8	158.8	270.4	159.2	
    From 18 to 29 years of age	407.7	70.6	92.2	163.0	81.9	
    From 30 to 39 years of age	177.8	32.9	28.3	78.0	38.6	
    From 40 to 49 years of age	122.9	16.3	38.3	29.4	38.8	
Notes:
Data corresponding to cells with less than 45,000 persons must be used with  caution, because they may be affected by high sample errors.
Source: National Statistics Institute