a,       b,    c,   d, 
aa,  
bb,  
aa,  
bb,  
12,33,102,111,223,24,88,56,99,130,21,45,88,90,212,500

##</code><code>##

 
    a,       b,    c,   d, 
aa,  12,      33,   102, 111, 
bb,  223,     24,    88,  56,
aa,  99,      130,   21,  45,
bb,  88,      90,     212,  500,