Data          [1]      [2]      [3]      [4]      [5]
bal. 17      76.6      9.7      3.9      2.7      2.2
bal. 18      79.2      8.2      2.1      1.7        2
bal. 19      75.7      9.9      2.4      2.8      2.5
bal. 20      74.7     11.7      2.5      2.8      2.3
bal. 21      75.7      9.3      3.7      2.4      2.3
bal. 22      75.1     10.4      3.5      1.9      1.6
bal. 23      76.4      9.5      3.2      2.1      2.1
bal. 24      76.3       10        3      2.2      1.9
bal. 25      75.7      9.5        3      2.9      1.7
bal. 26        76     11.1      2.4      2.6      1.4
bal. 27        75     11.4      2.7      3.1      1.8
bal. 28      75.6     10.5      2.7      2.4      1.7
bal. 29        77      9.5      3.2      2.9      1.4
bal. 30      75.9     10.4      3.4      1.9      1.7
geg. 1       75.8     10.8      3.1      1.4      1.2
geg. 2       77.3     10.7      2.6        2      1.3
geg. 3         77     11.5      2.5      1.3      1.3
geg. 4       74.3       12      3.8      1.3        1
geg. 5       78.5        9      3.7      1.7      1.2
geg. 6       77.7      9.7      2.7      2.2      1.3
geg. 7       77.3     10.2      3.5      2.1      1.3
geg. 8       77.7       11      2.9      1.5     0.95
geg. 9       75.6     11.6      3.2      1.7        1
geg. 10      78.3       11      2.1      1.7      1.2
geg. 11      74.7     13.1      2.7      1.8      1.1
geg. 12      78.3     10.2      2.5      1.9      1.2
geg. 13      77.3     10.1      3.6      2.1      1.2
geg. 14      78.6     10.8      2.8      1.8     0.96
geg. 15      78.1     10.9      2.7      1.5      1.5
geg. 16      76.9     11.1      3.7      1.8        1
geg. 17      76.7     11.9      2.3      1.6      1.2