## Columns = DS0 0 count, DS0 1 count, DS1 0 frequency, DS1 count total                                
{} 0 100 0 100                                                                                                      
Gx 10 90 0.1 100                                                                                                    
GxGy 40 60 0.4 100                                                                                                  
Gx^4 20 80 0.2 100                                                                                                  
