d1k82a3    d1k82b3    d1k82c3    d1k82d3 
d1k82a3           0.0        0.0        0.0        0.0 
d1k82b3           0.0        0.0        0.0        0.0 
d1k82c3           0.0        0.0        0.0        0.0 
d1k82d3           0.0        0.0        0.0        0.0