URB_001   NOURB_001
    0      19.73     19.78
    1       0.11      0.44
    2      10.63     10.71
    3       0.37      0.57
    4      10.89     11.00
    5       0.38      0.67
    6      12.41     12.42
    7       0.77      1.07
    8       9.75     10.05
    9       2.09      0.85
   10       9.21      9.08
   11       1.06      1.65
   12      59.08     59.03