cluster     1   number of spheres in cluster    16
    1  19.12100  24.02200  21.02400   0.700    1                                
    2  17.31600  24.60000  19.29700   0.700    2                                
    3  18.09100  26.29900  20.84700   0.700    3                                
    4  15.66500  25.06400  17.54800   0.700    4                                
    5  17.06300  28.56600  20.93800   0.700    5                                
    6  18.18100  24.95900  20.37100   0.700    6                                
    7  16.47100  25.53900  18.64900   0.700    7                                
    8  17.18700  27.25900  20.25500   0.700    8                                
    9  16.40000  26.87700  19.12500   0.700    9                                
   10  15.81900  25.21900  16.19400   0.700   10                                
   11  14.45000  29.41700  17.22600   0.700   11                                
   12  16.05500  27.89600  16.17600   0.700   12                                
   13  16.70700  28.68300  22.10600   0.700   13                                
   14  16.79100  29.69500  17.70400   0.700   14                                
   15  15.46100  27.82000  18.62100   0.700   15                                
   16  15.76300  28.71000  17.42400   0.700   16