1.  0 -  1    1  16.67%
 2.  1 -  0    1  16.67%
 3.  2 -  0    1  16.67%
 4.  2 -  1    1  16.67%
 5.  2 -  2    1  16.67%
 6.  3 -  0    1  16.67%