Table:
text: 1988–89 Segunda División
Final table
Final table
Position_ Club Played Points Wins Draws Losses Goals_for Goals_against Goal_Difference
10 Deportivo de La Coruña 38 40+2 16 8 14 43 35 +8
11 UD Las Palmas 38 40+2 15 10 13 52 53 -1
12 Xerez CD 38 40+2 13 14 11 40 38 +2
13 CE Sabadell FC 38 39+1 15 9 14 49 43 +6
14 Real Burgos 38 36-2 9 18 11 27 34 -7
15 Castilla CF 38 36-2 13 10 15 50 59 -9
16 SD Eibar 38 34-4 8 18 12 36 42 -6
17 Barcelona Atlètic 38 28-10 8 12 18 42 58 -16
18 UD Alzira 38 26-12 9 8 21 29 58 -29

text: 1988–89 Segunda División
Final table
Final table
Position_ Club Played Points Wins Draws Losses Goals_for Goals_against Goal_Difference
19 UE Lleida 38 26-12 8 10 20 29 43 -16
20 CFJ Mollerussa 38 11-27 3 5 30 19 75 -56

text: 1988–89 Segunda División
Final table
Final table
Position_ Club Played Points Wins Draws Losses Goals_for Goals_against Goal_Difference
1 CD Castellón 38 51+13 21 9 8 49 29 +20
2 Rayo Vallecano 38 49+11 19 11 8 61 36 +25
3 CD Tenerife 38 48+10 20 8 10 54 36 +18
4 RCD Mallorca 38 48+10 21 6 11 51 26 +25
5 Recreativo de Huelva 38 42+4 16 10 12 46 36 +10
6 Racing de Santander 38 42+4 17 8 13 56 43 +13
7 UD Salamanca 38 42+4 14 14 10 35 33 +2
8 Sestao 38 41+3 14 13 11 39 32 +7
9 UE Figueres 38 41+3 16 9 13 52 50 +2

Question: What is the lowest goal difference for club ud alzira with a goal played over 38 in Segunda División 1988/89?