Social class	Yes or not	Total
Total	Total	19,827.0
Total	Yes	17,111.3
Total	No	2,715.6
I	Total	1,937.1
I	Yes	1,779.8
I	No	157.3
II	Total	1,505.9
II	Yes	1,369.6
II	No	136.3
III	Total	3,687.7
III	Yes	3,258.8
III	No	429.0
IV	Total	2,608.4
IV	Yes	2,320.2
IV	No	288.2
V	Total	6,119.5
V	Yes	5,161.4
V	No	958.1
VI	Total	3,227.2
VI	Yes	2,672.4
VI	No	554.9
No data recorded	Total	741.0
No data recorded	Yes	549.1
No data recorded	No	191.9