Modificateurs de code de sol BYE de la Saskatchewan (BIRSAY E.BC)

1. 28~~~
   
2. 37~~~
   
3. A28~~
   
4. A37~~
   
5. A~~~~
   
6. D28~~
   
7. D37~~
   
8. D~~~~
   
9. R28~~
   
10. R37~~
    
11. R~~~~
    
12. ~~~~~