cluster     1   number of spheres in cluster    21
    1  26.41100  36.88000   6.28200   0.700    1                                
    2  28.91800  32.71600   5.97100   0.700    2                                
    3  24.42900  35.65300   4.21000   0.700    3                                
    4  25.31100  34.47600   3.70100   0.700    4                                
    5  27.04600  31.82900   3.92400   0.700    5                                
    6  28.28200  30.98100   3.51400   0.700    6                                
    7  28.86000  35.65200   4.82200   0.700    7                                
    8  26.51600  39.59000   4.91900   0.700    8                                
    9  29.73100  34.49900   4.33200   0.700    9                                
   10  27.28700  38.39100   4.43400   0.700   10                                
   11  24.35400  38.25900   4.45100   0.700   11                                
   12  25.18100  37.03200   3.99300   0.700   12                                
   13  26.72000  34.39900   4.36700   0.700   13                                
   14  27.58200  33.26100   3.77300   0.700   14                                
   15  27.42300  35.77400   4.13700   0.700   15                                
   16  29.49000  31.96800   3.57300   0.700   16                                
   17  25.10300  39.55200   4.23400   0.700   17                                
   18  26.59900  37.02900   4.71000   0.700   18                                
   19  28.99500  33.13500   4.43100   0.700   19                                
   20  30.59800  31.31900   4.15300   0.700   20                                
   21  24.68400  40.44200   3.64900   0.700   21