Data          [1]      [2]      [3]      [4]      [5]
bal. 18      48.8       39        0        0        0
bal. 19      38.7     48.4      3.2        0        0
bal. 20      26.7       60        0        0        0
bal. 21      41.9     44.2      4.7      2.3        0
bal. 22      46.8     44.7        0      2.1        0
bal. 23        50       37        0      2.2        0
bal. 24      38.3     44.7      2.1        0        0
bal. 25      53.7     43.9        0        0        0
bal. 26      37.9     48.3        0        0      3.4
bal. 27      47.1     41.2      2.9        0      2.9
bal. 28      48.6     37.8      2.7        0        0
bal. 29        60       30        0        0        0
bal. 30      41.4     48.3        0        0        0
geg. 1       64.7     23.5        0        0        0
geg. 2       64.3      7.1        0        0      7.1
geg. 3       70.6        0        0        0        0
geg. 4         75     18.8        0        0        0
geg. 5       73.9      8.7        0        0        0
geg. 6       84.4      3.1        0        0        0
geg. 7       78.3       13        0        0        0
geg. 8       76.9      7.7        0      3.8        0
geg. 9         65       30        0        0        0
geg. 10        45       30        0        5        0
geg. 11        50       35        0        5        0
geg. 12        75       15        0        5        0
geg. 13      64.5     12.9      6.5        0        0
geg. 14        73     13.5      2.7        0        0
geg. 15      74.1     14.8      3.7        0        0
geg. 16        80       10        5        0        0
geg. 17      66.7     23.8        0        0        0
geg. 18      76.5     17.6        0        0        0