NS score
Freq
imps NS
imps EW
200
1
13
-13
100
12
-12
-50
11
-11
-100
-300
7
-7
-650
21
-2
2
Mean NS score =
-600
Discussion to follow.
-170
10
-10
-620
-1
20
0
-680
-990
-8
8
4
5
-5
-200
3
-400
-420
-450
6
-380
1100
660
24
630
Go to boards 29-32
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