cluster     1   number of spheres in cluster    10
    1  10.01100  21.07700  22.17900   0.700    1                                
    2   9.69600  22.10000  21.26100   0.700    2                                
    3   9.89500  19.71300  21.81400   0.700    3                                
    4   9.24300  21.82400  19.94000   0.700    4                                
    5   9.48100  19.44900  20.49500   0.700    5                                
    6   9.16100  20.46400  19.58200   0.700    6                                
    7   8.91100  18.54700  18.64800   0.700    7                                
    8   8.63100  17.63100  17.74400   0.700    8                                
    9   9.32000  18.26600  19.87600   0.700    9                                
   10   8.80500  19.87900  18.43300   0.700   10