num   | minimum <= value   | value < maximum    |     volume    |   perc  | cell count
      1          4.000000000         14.500000000      180000.000   37.50000          180
      2         14.500000000         25.000000001      180000.000   37.50000          180
      3                    *                    *      120000.000   25.00000          120

Sum of non Null cells: 
	Volume =    360000.000 
	Percentage =  75.000  
	Cell count = 360

Sum of all cells: 
	Volume =    480000.000 
	Percentage = 100.000  
	Cell count = 480