Data          [1]      [2]      [3]      [4]      [5]
bal. 9       23.1     10.6      7.5      6.8      5.6
bal. 10      23.7     11.2      7.8      6.9      3.9
bal. 11      23.9     11.2      7.8      6.6      4.7
bal. 12      23.7       11      8.2      6.6      4.8
bal. 13      24.2     10.6      9.2        7      4.4
bal. 14      23.6       11      9.4      6.7      4.2
bal. 15      24.6     10.6      9.1      6.4      3.5
bal. 16      24.3     11.2      8.8      6.4      3.5
bal. 17      24.6     14.3      8.4      6.5      3.1
bal. 18        26     13.1      8.6      6.6        3
bal. 19      26.9     11.4      9.1        7      2.8
bal. 20      25.5     11.9      8.5      6.5      3.8
bal. 21      25.1       12      8.9      6.8      2.5
bal. 22      25.8     12.2      9.7      7.3      2.3
bal. 23      27.3     11.7       10      7.1     0.55
bal. 24        28     12.8     10.9      7.7     0.51
bal. 25      27.2     13.8     10.3      7.4     0.68
bal. 26      27.3     14.5      9.4      7.4        1
bal. 27      26.9     13.1      9.1      7.1      1.1
bal. 28      26.7     13.4      9.7      6.9     0.61
bal. 29      28.2     12.3     10.1        7    0.098
bal. 30      27.4       13      9.5      6.5     0.37
geg. 1       21.8      9.2      7.8      7.1      5.1
geg. 2       23.9      6.7      8.7      7.5      4.1
geg. 3       25.5      5.4      8.8      8.3      3.5
geg. 4       25.4      6.9      9.1      8.1      3.8
geg. 5       25.9      4.8      8.4      7.6      4.1
geg. 6       26.5     0.21      8.3      8.1      4.2
geg. 7       27.1     0.41      8.6      7.8      3.8
geg. 8       28.3      1.2      8.7      8.3      2.9
geg. 9       28.6      1.2      8.4      7.2      3.6
    viso      797      303      277      221     92.2