Data          [1]      [2]      [3]      [4]      [5]
bal. 10      13.3     10.9      9.1      6.8        3
bal. 11      12.8     10.9        9        7      3.1
bal. 12      11.8     11.2      8.5      6.2      2.4
bal. 13      12.2     10.5      9.8        6      2.7
bal. 14      13.4     10.8      9.1        7        3
bal. 15        13     11.4      9.3      6.9      2.9
bal. 16      12.9     10.9      9.5      7.2        3
bal. 17      12.6     10.8      9.6      7.3      2.7
bal. 18      13.1     11.5      9.7      7.5      2.7
bal. 19      10.7     11.9      9.9      6.6      2.2
bal. 20      11.6       11      9.4      6.3      2.6
bal. 21      13.7       11      9.4      7.4      3.1
bal. 22      14.3     10.9      9.9      7.2      3.2
bal. 23      13.7     11.6     10.1      7.4      3.2
bal. 24      13.7     11.5       10      7.6      3.1
bal. 25      12.9     11.6       10      7.4      3.1
bal. 26      10.9     11.3      9.2      6.4      2.6
bal. 27      12.1     10.8      9.5      6.1      2.8
bal. 28      13.1     11.4      9.9      7.4      3.2
bal. 29      13.3     11.5     10.1      7.2      3.2
bal. 30      12.6     11.8       10      7.2        3
geg. 1        9.7     10.5      9.6      5.8      2.2
geg. 2       10.4     11.2      8.9      6.2      2.5
geg. 3       11.1     11.3      9.1      6.2      2.7
geg. 4       11.1     11.3      9.2      6.2      2.7
geg. 5       12.3     11.4     10.3      7.4      3.2
geg. 6         12     11.7      9.7      7.6      3.1
geg. 7       12.2     11.6     10.4      7.9        3
geg. 8       10.2     11.7      9.8      7.1      2.5
geg. 9       10.2     11.9       10      7.2      2.5
geg. 10      11.1     11.9      9.6      6.8      2.6
    viso      378      350      298      214     87.7