NS score
Freq
imps NS
imps EW
200
1
14
14
100
600
2
6
6
620
5
5
650
680
3
4
4
710
3
800
1
1400
11
11
1430
12
12
1460
Mean NS score =
-130
Discussion to follow.
300
7
10
10
500
7
-340
760
460
430
420
400
50
9
8
8
50
400
430
0
460
-430
Go to boards 29-32
Copyright © 2001-2025 by Michel Franssen