       0    0    0    0    0    0    2    2    2    2    2
      10    0    0    0    0    0    2    2    2    2    2
      20    0    0    0    0    0    3    3    3    3    3
      40    0    0    0    0    0    3    3    3    3    3
      50    0    0    0    0    0    2    2    2    2    2
      60    0    0    0    0    0    2    2    2    2    2
