Database: european_football_1
Question: How many matches were played in the Scottish Premiership division from 2006 to 2008?
SQL: SELECT COUNT(T1.Div) FROM matchs AS T1 INNER JOIN divisions AS T2 ON T1.Div = T2.division WHERE T2.name = 'Scottish Premiership' AND (T1.season BETWEEN 2006 AND 2008)