Data          [1]      [2]      [3]      [4]      [5]
bal. 13      26.1     26.1     10.9     10.9      6.5
bal. 14      39.6     11.3      3.8      9.4      7.5
bal. 15      28.4       23      4.1     20.3      6.8
bal. 16      14.6     19.5     19.5     31.7      4.9
bal. 17      12.5     12.5     12.5     21.4     14.3
bal. 18      17.5     17.5     10.5     31.6        7
bal. 19      29.4     15.7      3.9     29.4      7.8
bal. 20      28.9     22.2     11.1     17.8     11.1
bal. 21      29.3       19     10.3     15.5     10.3
bal. 22      18.2       20     16.4     23.6     10.9
bal. 23      26.8     19.6      5.4     19.6     17.9
bal. 24      30.8     15.4      9.6     23.1      5.8
bal. 25      34.5     10.9      3.6     23.6      7.3
bal. 26      31.1      8.2     16.4     14.8      8.2
bal. 27      22.4     15.5      6.9     24.1      8.6
bal. 28      22.6     14.5      9.7     22.6     14.5
bal. 29      36.4     14.5     10.9     16.4      3.6
bal. 30      17.9     16.1     12.5       25     10.7
geg. 1       23.9     19.6      6.5     26.1       13
geg. 2       25.5       20      7.3     23.6      9.1
geg. 3       31.7     14.6     14.6     19.5      7.3
geg. 4       25.6     12.8      7.7     20.5     12.8
geg. 5       22.4     16.3      8.2     30.6      8.2
geg. 6         30       20      8.3       15       10
geg. 7       18.6     18.6      4.7     30.2        7
geg. 8       30.8     10.3     12.8     20.5      5.1
geg. 9       26.3     13.2     13.2     23.7     10.5
geg. 10      30.6     12.2      6.1     22.4      8.2
geg. 11      31.2     20.8      8.3     14.6     10.4
geg. 12        22     11.9     13.6       22     10.2
geg. 13      26.1     19.6      8.7     19.6      6.5
    viso      812      511      298      669      282