the scottish green party have won regional additional member seats in every scottish parliament election, as a result of the proportional representation electoral system. they won one msp in 1999, increased their total to seven at the 2003 election but saw this drop back to 2 at the 2007 election. they retained two seats at the 2011 election, then increased this total to six in the 2016 election. the greens support scottish independence.