1       1    10.8
       1       2    10.5
       1       3     9.1
       1       4     7.7
       2       1    14.2
       2       2    13.4
       2       3    11.7
       2       4    10.8
       3       1     9.8
       3       2     8.7
       3       3     7.6
       3       4     5.6
       4       1     6.8
       4       2     7.2
       4       3     6.7
       4       4     4.7
       5       1    13.5
       5       2    12.1
       5       3    11.5
       5       4     9.2