Data          [1]      [2]      [3]      [4]      [5]
bal. 11      15.3      3.5      3.6      2.1      1.9
bal. 12      17.2      4.7      2.9      2.5      1.7
bal. 13        17      4.4      2.6      2.4      1.7
bal. 14        15      3.7      3.6      2.3      1.8
bal. 15      16.1      4.2      3.3      2.4      1.8
bal. 16      15.4      4.5      3.3      2.4      1.8
bal. 17      15.1      3.5      3.3      2.3      1.8
bal. 18      16.1      2.7      2.9      2.4      1.7
bal. 19        17      2.5      2.3      2.6      1.5
bal. 20      16.6      2.2      2.3      2.8      1.4
bal. 21      15.8      2.3      3.5      2.3      1.8
bal. 22      16.1      1.6      3.6      2.3      1.7
bal. 23      15.6      1.2      3.6      2.3      1.7
bal. 24      15.9     0.65      3.5      2.5      1.8
bal. 25      15.8     0.75      3.3      2.4      1.7
bal. 26      16.7      1.8      2.2      2.5      1.8
bal. 27      17.4      0.5      2.1      2.7      1.7
bal. 28      15.6     0.74      3.9      2.2      1.9
bal. 29      16.1      0.2      3.1      2.6      1.6
bal. 30      16.3     0.69      3.5      2.2      1.9
geg. 1       16.5      6.2        2      2.2      1.3
geg. 2       16.3      6.9        2      2.1      1.5
geg. 3       14.3        4      1.8      2.1      1.2
geg. 4       16.6      4.7      2.2      2.2      1.5
geg. 5         16        4      3.4      2.1      1.6
geg. 6       15.7      3.9      3.5      2.2      1.6
geg. 7       16.5      3.9      3.3      2.3      1.7
geg. 8       17.6      4.7      2.3      2.4      1.6
geg. 9       17.3      4.3      2.2      2.5      1.6
geg. 10      17.7      3.5      2.3      2.6      1.9
geg. 11      17.2      3.3        2      2.7      1.7
    viso      504     95.7     89.1     73.8     51.8