Table:
text: 1986–87 Northern Premier League
Final table
Final table
Position_ Team Played Drawn Lost Goals_For Goals_Against Goal_Difference Points_1
11 Hyde United 42 10 17 81 70 +11 55
12 Burton Albion 42 6 20 56 68 −12 54
13 Buxton 42 14 15 71 68 +3 53
14 Witton Albion 42 8 19 68 79 −11 53
15 Barrow 42 7 20 42 57 −15 52
16 Goole Town 42 12 17 58 62 −4 51
17 Oswestry Town 42 8 20 55 83 −28 50
18 Rhyl 42 15 17 56 74 −18 45
19 Worksop Town 42 13 20 56 74 −18 40
20 Gainsborough Trinity 42 10 23 53 77 −24 37
21 Workington 42 14 23 38 70 −32 28 2
22 Horwich RMI 42 12 27 36 85 −49 20 2

text: 1986–87 Northern Premier League
Final table
Final table
Position_ Team Played Drawn Lost Goals_For Goals_Against Goal_Difference Points_1
1 Macclesfield Town 42 10 6 80 47 +33 88
2 Bangor City 42 12 5 74 35 +39 87
3 Caernarfon Town 42 16 6 67 40 +37 76
4 Marine 42 10 11 70 43 +27 73
5 South Liverpool 42 10 11 58 40 +18 73
6 Morecambe 42 12 10 66 49 +17 72
7 Matlock Town 42 10 12 81 67 +14 70
8 Southport 42 11 12 67 49 +18 68
9 Chorley 42 12 14 58 59 −1 60
10 Mossley 42 12 15 57 52 +5 57

Question: What are the average goals scored in the 1986/87 Northern Premier League when over 42 are played?