Aged 16-74. TICXND - You already knew that information, content or source was not reliable
or
TICCSFOI - Checking the sources or finding other information on the internet (e.g. other news sites, Wikipedia, etc.)
or
TICIDIS - Following or taking part in discussion on the internet regarding the information
or
TICNIDIS - Discussing the information offline with other persons or using sources not on the internet
  1 - Ticked
  0 - Not ticked
  9 - Not applicable (IU=Blank or IU ne 1)

Individuals Verifying the reliability of information found online
sum of IND_WGHT where (TICXND=1 or TICCSFOI=1 or TICIDIS=1 or TICNIDIS=1)