Data          [1]      [2]      [3]      [4]
bal. 11      45.7     34.8        0     17.4
bal. 12      64.5     19.4      3.2     12.9
bal. 13      44.7     36.8        0     18.4
bal. 14      31.1     33.3      2.2     26.7
bal. 15      36.5     26.9      3.8     28.8
bal. 16      38.9     27.8        0     27.8
bal. 17      42.9     26.2      2.4     28.6
bal. 18      46.3     31.7      2.4     19.5
bal. 19      61.3     22.6        0     12.9
bal. 20      63.3     23.3        0      6.7
bal. 21      44.2     25.6      4.7     23.3
bal. 22      42.6     31.9        0     19.1
bal. 23      34.8       37      4.3     21.7
bal. 24      53.2     23.4      2.1     21.3
bal. 25      41.5       39      2.4     17.1
bal. 26      44.8     34.5      6.9     10.3
bal. 27      44.1     32.4      2.9     17.6
bal. 28      43.2     35.1      2.7     18.9
bal. 29        35     32.5        0     27.5
bal. 30      51.7       31        0     17.2
geg. 1       23.5     52.9      5.9     17.6
geg. 2       21.4     42.9      7.1     28.6
geg. 3       11.8     47.1        0     35.3
geg. 4       12.5     43.8      6.2     37.5
geg. 5       17.4     47.8      4.3     26.1
geg. 6          0       50      3.1     43.8
geg. 7       17.4     47.8        0     34.8
geg. 8          0     65.4      7.7     26.9
geg. 9         35       40        0       20
geg. 10        35       30        5       15
geg. 11        35       35        0       30
    viso     1119     1108     79.7      709