d1u69a_    d1u69b_    d1u69c_    d1u69d_ 
d1u69a_           0.0        0.0       87.0       58.9 
d1u69b_           0.0        0.0       87.0       62.9 
d1u69c_          87.0       87.0        0.0       10.7 
d1u69d_          58.9       62.9       10.7        0.0