What the sum of the difference for 9 draws one and over 18 played?
Team Points Played Drawn Lost Against Diff
2006–07 in Venezuelan football
11161833
text real real real real real real
2-11161833-1
Torneo Apertura ("Opening" Tournament)
Torneo Apertura ("Opening" Tournament)
Caracas F.C. 36 18 6 2 12 +15
U.A. Maracaibo 36 18 6 2 17 +11
Mineros de Guayana 27 18 6 5 24 +3
Deportivo Táchira F.C. 25 18 7 5 19 +3
Zamora F.C. 23 18 8 5 22 +2
Portuguesa F.C. 23 18 8 5 23 0
Carabobo F.C. 21 18 9 5 22 -5
Aragua F.C. 19 18 7 7 24 -3
Trujillanos F.C. 14 18 5 10 31 -10
Monagas S.C. 11 18 8 9 30 -16
SELECT SUM Diff FROM table WHERE Drawn = 9 AND Played > 18
9 18