Celtic v Stuttgart: Key stats

Only FC Midtjylland (nine) have scored more goals via set pieces in the UEFA Europa League this season than Celtic (eight) – four of Celtic's last five goals in the competition have been scored via that method (three corners, one penalty).
This is Stuttgart's first major European knockout round tie since losing 5-1 on aggregate to Lazio at the round of 16 stage of the UEFA Europa League in 2012-13. Overall, the Germans have won just one of their last 11 knockout matches (D3 L7).
Celtic have won just one of their last 10 home games in the knockout rounds of major European competition (D3 L6), losing each of their last four in succession whilst conceding two-plus goals in each.
After losing each of their first five away European matches to Scottish opponents between 1964 and 2007, Stuttgart won their last trip to Scotland 2-0 against Rangers in the UEFA Champions League group stage in November 2009.
Celtic and Stuttgart have faced twice before in major European competition, with the Scottish side winning 5-4 on aggregate in the last 16 of the 2002-03 UEFA Cup under Martin O'Neill (3-1 home, 2-3 away).