1.  2 -  1    5  31.25%
 2.  1 -  2    3  18.75%
 3.  2 -  2    2  12.50%
 4.  2 -  3    2  12.50%
 5.  0 -  1    1   6.25%
 6.  0 -  2    1   6.25%
 7.  1 -  4    1   6.25%
 8.  2 -  0    1   6.25%