Table A1: Populations of known size published on the Central Statistics Institute website used for the pilot questionnaire [26].

Population of Known Size Population Size
1 People who separated in 2010 88191
2 Foreign residents 4570317
3 People with at least one foreign parent 104773
4 Victims of car accidents with injuries 205638
5 People who graduated in 2008 20204
6 University Professors 63249
7 Unemployed people in the region 112000
8 People living in a 150 m2 house 1953963
9 People living in a 5-room house 2319640
10 People working part-time 222469
11 3-member families 1206066
12 Cohabiting couples 43779
13 People who married in 2010 217700
14 Children born in 2010 530770
15 People above 14 with smoking habits 13519697
16 Women who miscarried in 2006 74117
17 People using the mass media (newspapers, magazines, TV, radio...) 35757801
18 6-year old children who have been to the theatre in the last year 13277191
19 6-year olds and above who attended discos, night clubs, pubs or other dancing clubs at least once in 2009 13570185
20 6-year olds and above who read a book in 2011 27463778
21 3-year olds and above who used a PC and Internet in 2011 31647003
22 People working in public libraries (Veneto) 135
23 People who have borrowed a book from a public library (Veneto) 14942
24 People above 3 who declare to train for a sport regularly 32844653
25 People who have few or many problems to reach the emergency room 13277191
26 14-year olds and above who use means of transportation at least few times a year 14974731
27 People who attend places of worship 19308905
28 People who walk to work 7153920
29 People who go to school by bus 7153920