POLPART2: Political party support
IRBRIT: Do you see yourself as Irish or British?
UNINATID: Do you think of yourself as a unionist, a nationalist or neither?
UNINATST: Are you a very strong (unionist/nationalist)?
NIGOVDEC: How should government decisions for Northern Ireland be made?
VIEWGFA2: What is your view on the Good Friday or Belfast Agreement?
UNTDIREL: At any time in the next 20 years, is it likely that there will be a United Ireland?
UIHCARE: Would differences in the healthcare system affect how you would vote in a referendum on a united Ireland?
UIABORTNA: Would differences in abortion legislation affect how you would vote in a referendum on a united Ireland? (asked until 22 October)
UIABORTNB: Would differences in abortion legislation affect how you would vote in a referendum on a united Ireland? (asked from 23 October onwards)
UIABORTN: Would differences in abortion legislation affect how you would vote in a referendum on a united Ireland?
(Derived from UIABORTNA and UIABORTNB)
UISSMARRA: Would differences in same-sex marriage legislation affect how you would vote in a referendum on a united Ireland? (asked until 22 October)
UISSMARRB: Would differences in same-sex marriage legislation affect how you would vote in a referendum on a united Ireland? (asked from 23 October onwards)
UISSMARR: Would differences in same-sex marriage legislation affect how you would vote in a referendum on a united Ireland? (Derived from UISSMARRA and UISSMARRB)
UIEU: Would differences in EU membership affect how you would vote in a referendum on a united Ireland?
UIECON: Would differences in the economy affect how you would vote in a referendum on a united Ireland?
AGNIA: Would the NI Assembly having powers devolved form the Irish parliament affect how you would vote in a referendum on a united Ireland?
AGBRITID: Would an agreement to have representation in the Irish Parliament for those with a British/unionist identity affect how you would vote in a referendum on a united Ireland?
NIRELND2: What do you think the long-term policy for Northern Ireland should be?
FUTURE1: How would you feel if the majority of people in Northern Ireland ever voted to become part of a united Ireland?
FUTURE2: How would you feel if the majority of people in Northern Ireland never voted to become part of a united Ireland?
REFUNIFY: If there was a referendum tomorrow, would you vote for N Ireland to unify with the Republic of Ireland?
SCOTIND: If Scotland was to become independent, would you feel more in favour of a united Ireland?
UNIRLIKL: Does the UK leaving the European Union make a United Ireland more likely?
UNIRFAV: Does the UK leaving the European Union make you feel more in favour of a United Ireland?
REMLEAVE: Do you think of yourself as a Remainer or a Leaver?
REMLEACL: Do you think of yourself as closer to Remainers or Leavers?
REML2: Remain or leave? (Derived from REMLEAVE and REMLEACL)
REMLEAST: Do you call yourself a very strong Remainer or Leaver?
EUREL: How close a relationship should the UK have with the EU in future?