# Grain size distribution: volume (A^3) ; No. of grains
   60479.986718749999                3
   71260.012492187496                3
   82040.038265625000                1
   92820.064039062505                3
   103600.08981249999                3
   114380.11558593750                0
   125160.14135937500                3
   135940.16713281249                3
   146720.19290625001                0
   157500.21867968750                3
   168280.24445312499                1
   179060.27022656251                3
   189840.29600000000                1
   200620.32177343752                0
   211400.34754687501                1
   222180.37332031250                0
   232960.39909375002                0
   243740.42486718751                0
   254520.45064062503                0
   265300.47641406249                1
   276080.50218750001                1