Data          [1]      [2]      [3]      [4]      [5]
bal. 6       23.3     11.1        9      6.6      6.1
bal. 7         19     12.9      9.7      7.2      5.3
bal. 8       20.8     11.5      8.5        7      5.1
bal. 9       18.2     12.8      9.7        6      5.6
bal. 10      21.3     11.6     10.2      7.5        5
bal. 11      18.3     12.4      9.7      7.3      5.3
bal. 12      23.7     12.6      8.8      6.1        6
bal. 13      22.7     12.6      9.6      5.7      5.8
bal. 14      19.8     12.2      8.1        7      5.7
bal. 15      20.2     11.8       10        8      4.9
bal. 16      19.6     11.9       10      6.5      5.3
bal. 17      21.5     12.2     10.1      7.3      4.7
bal. 18      19.1     12.2      9.3      7.4      5.4
bal. 19      22.9     12.4      7.8      7.9      6.9
bal. 20      22.4      9.8      9.4      7.7      7.5
bal. 21      20.3     10.7      9.6      8.1      4.5
bal. 22      19.2     11.5     10.7      6.5      5.7
bal. 23      21.4     11.9     10.4      6.9      4.9
bal. 24      20.8     13.1      8.6      6.6      4.4
bal. 25      21.3     13.3      9.8      8.3        4
bal. 26      22.3     12.5      7.4      6.7      5.1
bal. 27      21.6     11.5      9.8      5.9      6.6
bal. 28      19.9     13.2        9      6.8      5.2
bal. 29      20.4     14.1      8.5      7.1      5.6
bal. 30        19     14.3      9.5      6.7      5.6
geg. 1       22.7     15.3      7.6      5.8      5.6
geg. 2       21.1       14     10.1      6.6      5.8
geg. 3         21     10.1      9.9      6.9      6.4
geg. 4       23.3     13.3       10      4.4        6
geg. 5       22.3     12.4      8.7      7.3      4.4
geg. 6       19.8       14      7.2      6.5      4.7
    viso      649      385      287      212      169