Between 1999 and 2016 the number of people who believe Britain's long-term policy should be to leave the European Union rose by 150%

Percent

Leave the EU, %

0

5

10

15

20

25%

99

00

03

04

05

13

14

15

16

Guardian graphic | Source: Scottish social attitudes: From Indyref1 to Indyref2? The State of Nationalism in Scotland