1       1       1       1   2.348
       2       1       2       2   4.350
       3       1       3       3   2.208
       4       2       1       3   2.729
       5       2       2       1   4.410
       6       2       3       2   3.531
       7       3       1       2   4.200
       8       3       2       3   3.236
       9       3       3       1   4.345