Data          [1]      [2]      [3]      [4]
kov. 31        60       40        0        0
bal. 1       77.3     13.6      4.5        0
bal. 2       71.4     28.6        0        0
bal. 3       72.2     27.8        0        0
bal. 4         50     41.7      8.3        0
bal. 5       52.9     35.3        0        0
bal. 6       42.9     21.4      7.1        0
bal. 7       66.7     33.3        0        0
bal. 8       68.8     18.8        0        0
bal. 9       52.9     29.4        0      5.9
bal. 10      46.7     53.3        0        0
bal. 11        64       20        0        0
bal. 12      56.5     26.1      4.3        0
bal. 13      78.6     10.7      3.6        0
bal. 14      68.4     26.3        0        0
bal. 15      63.6     22.7      4.5        0
bal. 16      55.6     33.3        0        0
bal. 17      76.5     17.6        0        0
bal. 18      43.8       25      6.2      6.2
bal. 19      61.9     33.3        0        0
bal. 20      52.6     36.8        0      5.3
bal. 21      52.9     29.4      5.9        0
bal. 22        50     21.4        0      7.1
bal. 23      46.7     33.3        0      6.7
bal. 24      27.8       50      5.6        0
bal. 25      33.3       25     16.7        0
bal. 26      42.9     28.6        0        0
bal. 27      18.8     62.5        0        0
bal. 28      37.5     31.2     12.5      6.2
bal. 29      15.4     61.5      7.7        0
bal. 30      53.3       20        0      6.7
    viso     1662      958       87     44.1