Data          [1]      [2]      [3]
bal. 8       33.3     66.7        0
bal. 9       57.1     28.6     14.3
bal. 10      42.9     42.9     14.3
bal. 11         0      100        0
bal. 12       100        0        0
bal. 13        40       60        0
bal. 14        80       20        0
bal. 15      33.3     66.7        0
bal. 16      33.3     66.7        0
bal. 17      42.9     57.1        0
bal. 18        25       50       25
bal. 19        20       80        0
bal. 20        20       60       20
bal. 21      33.3       50     16.7
bal. 22      55.6     44.4        0
bal. 23      44.4     55.6        0
bal. 24        40       60        0
bal. 25        40       60        0
bal. 26        50       50        0
bal. 27      62.5     37.5        0
bal. 28      28.6     71.4        0
bal. 29        50       50        0
bal. 30      66.7     33.3        0
geg. 1         20       80        0
geg. 2        100        0        0
geg. 3       16.7     83.3        0
geg. 4         50       50        0
geg. 5       33.3     66.7        0
geg. 6       33.3     66.7        0
geg. 7       12.5     87.5        0
geg. 8        100        0        0