Data          [1]      [2]      [3]      [4]      [5]
bal. 9        5.9     17.4     0.85      3.3      3.2
bal. 10       1.8     16.7      0.4      4.4      4.9
bal. 11       3.9     18.3      2.3      6.1     0.78
bal. 12       2.7     16.6        0      4.8      1.9
bal. 13      0.89     17.8        0      5.3      2.3
bal. 14       7.7     15.8      5.2        4      2.2
bal. 15       8.3     14.8     0.87      5.3      4.4
bal. 16      14.5     13.5      7.1      4.8      3.7
bal. 17       7.2     18.1      2.6      5.1      3.2
bal. 18       7.4     16.3        0      4.8      4.5
bal. 19       2.4     22.2        0      3.4     11.7
bal. 20         3     18.9        0      4.2     13.5
bal. 21       4.6     19.7      2.6      5.2      4.8
bal. 22       4.3     16.5      1.8      4.8     10.9
bal. 23       1.7       16     0.41      5.1      9.7
bal. 24       6.9     18.4     0.52        6      9.8
bal. 25       1.8     18.6     0.25      4.3      8.7
bal. 26       4.2     22.4        0      6.6     11.8
bal. 27       2.7     18.5     0.11      5.1      7.4
bal. 28       6.8     15.6      0.6      4.2      2.7
bal. 29       6.9     17.5        0      7.8      3.1
bal. 30       9.2     18.6        0      6.6      4.1
geg. 1        6.2     16.6        0      5.4      2.3
geg. 2        4.9     20.1        0      5.6      1.3
geg. 3        2.9     17.4        0      4.6      2.1
geg. 4        5.1     18.2        0      6.7      1.2
geg. 5        5.2     15.7     0.21      4.9      2.6
geg. 6        3.4     15.6        0      4.3      2.8
geg. 7        4.4     17.5        0      5.4        4
geg. 8        7.1     14.3        0        6     0.44
geg. 9        6.2     18.2        0      5.5     0.87
    viso      160      542     25.9      160      147