1 = England
2 = Scotland
3 = Wales

1 = North East
2 = North West
3 = Yorkshire and The Humber
4 = East Midlands
5 = West Midlands
6 = East of England
7 = London
8 = South East
9 = South West
10 = Wales
11 = Scotland

County or Borough Constituency
0 = County
1 = Borough

2017 Winning party
1 = Conservative
2 = Labour
3 = Liberal Democrat
4 = Scottish National Party
5 = Plaid Cymru
6 = UKIP
7 = Green
9 = Speaker

2015 Winning party
1 = Conservative
2 = Labour
3 = Liberal Democrat
4 = Scottish National Party
5 = Plaid Cymru
6 = UKIP
7 = Green
9 = Speaker.

Conservative 2017 candidate sex
0 = Man
1 = Woman

Conservative 2015 candidate race
0 = White
1 = BME