URB_001   NOURB_001
    0      19.91     19.78
    1       0.12      0.31
    2      10.87     10.71
    3       0.26      0.38
    4      11.11     11.00
    5       0.30      0.88
    6      12.73     12.42
    7       0.50      0.79
    8      10.00     10.05
    9       1.01      0.48
   10       9.36      9.08
   11       0.58      1.54
   12      59.00     59.03