Data          [1]      [2]      [3]      [4]      [5]
bal. 8       28.1     20.7      1.7      1.8        1
bal. 9       27.7     22.9      1.8      1.8      1.2
bal. 10      27.4     20.7      1.7      1.8      1.1
bal. 11      27.8     20.7      1.6      1.7      1.1
bal. 12        30     21.5      1.2      1.4     0.85
bal. 13      35.4     20.8        1      1.3      0.8
bal. 14      28.2     19.8      1.9      1.9      1.2
bal. 15      29.4     19.6      2.1      1.8      1.1
bal. 16      28.8     20.2        2      1.9      1.2
bal. 17        30     19.4      2.1      1.9      1.2
bal. 18      28.9     20.4      1.8      1.9      1.2
bal. 19        30     18.9      1.3      1.6     0.94
bal. 20      30.1     21.7      1.2      1.6     0.84
bal. 21      27.7     20.6      1.8      1.9      1.2
bal. 22      27.5     20.7      1.7      2.1      1.2
bal. 23      27.3     21.2      1.8        2      1.1
bal. 24      28.6     20.5      1.8        2      1.3
bal. 25      31.3     19.7      1.6      1.8      1.1
bal. 26      31.2       21      1.1      1.4     0.81
bal. 27      29.3     21.9      1.2      1.5     0.86
bal. 28      28.5     19.9      1.9      1.9      1.2
bal. 29      29.4     19.8      1.8      1.9      1.2
bal. 30        29     20.7      1.6      1.9      1.2
geg. 1       31.6     18.2     0.93      1.3     0.87
geg. 2       28.8     20.2      1.2      1.3     0.96
geg. 3       30.6     21.8      1.4      1.4     0.85
geg. 4       29.6     21.7      1.3      1.5     0.85
geg. 5       28.6     20.1      1.7      1.8      1.1
geg. 6       29.1     19.8      1.7      1.9      1.1
geg. 7       28.4     20.9      1.7      1.9      1.2
geg. 8       29.8     21.5      1.4      1.5        1
    viso      908      638     49.2     53.4       33