Luning Chen (China, Nantong) prefer positions after 5 moves

All yearsLast ten yearsLast three years
3
425
1
3bw
+1 
=  
-2 
?  
3
425
1
3bw
+1 
=  
-2 
?  
3
425
1
3bw
+1 
=  
-2 
?  
425
1
3
1bw
+  
=  
- 1
?  
425
1
3
1bw
+  
=  
- 1
?  
425
1
3
1bw
+  
=  
- 1
?  
5
31
24
1bw
+  
=  
- 1
?  
5
31
24
1bw
+  
=  
- 1
?  
5
31
24
1bw
+  
=  
- 1
?