Data          [1]      [2]      [3]      [4]      [5]
bal. 7       14.4     10.7      7.3        7      4.8
bal. 8       14.8     10.3      7.3      6.4      4.8
bal. 9         16     10.2      7.2      5.9      4.9
bal. 10      15.8     10.5      7.2      6.1      4.8
bal. 11      16.1     10.4      7.5      6.3      4.8
bal. 12      16.5     10.3      7.7      6.6      5.1
bal. 13      16.2     10.3      8.1      6.3        5
bal. 14      15.7     10.2      8.1      6.1      4.8
bal. 15      16.2     10.5        8      5.8      4.6
bal. 16      16.1     10.4        8        6      4.6
bal. 17      16.3     10.4      7.9      7.7      4.8
bal. 18      16.7     10.3      7.8      6.9      4.7
bal. 19      18.3     10.2      8.2      6.7      5.3
bal. 20      17.3     10.8      7.9        7      4.8
bal. 21        16     10.8      7.9      6.3      4.7
bal. 22      15.9     11.2      8.4      6.3        5
bal. 23      16.5     11.2      8.5        6      4.8
bal. 24      17.1     11.1      8.7      6.5      5.1
bal. 25      17.2     10.4      8.8      7.3      5.1
bal. 26      18.4     10.2      8.6      8.5      5.4
bal. 27      17.6     10.9      8.2      7.2      5.1
bal. 28      16.7     10.8      8.2      6.9      4.9
bal. 29        17     10.8      8.6      6.5      4.7
bal. 30      17.1       11      8.1      6.8      4.6
geg. 1       15.8        9      7.6        6      5.4
geg. 2       16.9      9.5      8.1      4.2      5.6
geg. 3       17.3     10.2      8.2      3.1        6
geg. 4       16.9     10.6      8.3      3.9      5.9
geg. 5       16.4     10.9      7.5      2.5      5.2
geg. 6         17     10.6      7.8     0.11      5.5
geg. 7         17     10.9      7.9     0.28      5.1
    viso      514      326      248      179      156