Lib Dem
Other
Con
Lab
Green
Ukip
60%
50
40
30
20
10
0
1987
92
97
2001
05
10
15
17
19
Lib Dem
Other
Conservative
Labour
Green
Ukip
60%
50
40
30
20
10
0
1987
1992
1997
2001
2005
2010
15
17
19
Lib Dem
Other
Conservative
Labour
Green
Ukip
60%
50
40
30
20
10
0
1987
1992
1997
2001
2005
2010
2015
2017
2019