cluster     1   number of spheres in cluster    30
    1  67.59000  31.29200  20.36600   0.700    1                                
    2  76.47100  33.95900  18.43300   0.700    2                                
    3  76.65000  33.81700  19.82000   0.700    3                                
    4  75.69000  35.00200  17.95300   0.700    4                                
    5  76.04000  34.72200  20.71300   0.700    5                                
    6  75.08800  35.90700  18.85900   0.700    6                                
    7  73.03000  32.02700  20.73400   0.700    7                                
    8  71.57100  32.04300  20.74600   0.700    8                                
    9  73.36300  33.24100  21.61400   0.700    9                                
   10  66.85600  36.23100  21.37900   0.700   10                                
   11  66.77200  35.09800  20.29700   0.700   11                                
   12  68.06500  37.20400  21.11900   0.700   12                                
   13  74.59300  36.70200  21.17500   0.700   13                                
   14  75.26000  35.76700  20.23300   0.700   14                                
   15  71.22400  33.52500  20.53500   0.700   15                                
   16  66.68200  32.53000  20.19600   0.700   16                                
   17  67.44800  33.76300  20.68900   0.700   17                                
   18  73.66700  36.01400  22.16500   0.700   18                                
   19  69.85000  33.77000  21.09800   0.700   19                                
   20  72.46900  35.54300  21.42000   0.700   20                                
   21  67.15100  39.45700  20.65100   0.700   21                                
   22  73.13500  36.99700  23.13200   0.700   22                                
   23  66.76100  39.07000  19.43000   0.700   23                                
   24  66.92100  40.70300  21.06600   0.700   24                                
   25  67.79100  38.60100  21.45100   0.700   25                                
   26  68.83600  33.66600  20.24000   0.700   26                                
   27  72.31800  34.21600  21.23800   0.700   27                                
   28  65.54600  32.34200  20.96700   0.700   28                                
   29  69.72200  34.06500  22.29400   0.700   29                                
   30  71.67800  36.37300  20.99800   0.700   30