Frequencies for first 10,000 rows of dlys_stn_cnt variable in pos1994 dataset :

 stations - |
      total |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,555       95.55       95.55
          1 |          1        0.01       95.56
          2 |          4        0.04       95.60
          3 |          7        0.07       95.67
          4 |          4        0.04       95.71
          5 |          7        0.07       95.78
          6 |         20        0.20       95.98
          7 |         14        0.14       96.12
          8 |         24        0.24       96.36
          9 |         21        0.21       96.57
         10 |         50        0.50       97.07
         11 |         14        0.14       97.21
         12 |         38        0.38       97.59
         13 |         27        0.27       97.86
         14 |         24        0.24       98.10
         15 |         26        0.26       98.36
         16 |         18        0.18       98.54
         17 |         11        0.11       98.65
         18 |         18        0.18       98.83
         19 |          7        0.07       98.90
         20 |         23        0.23       99.13
         21 |         16        0.16       99.29
         22 |         13        0.13       99.42
         23 |          4        0.04       99.46
         24 |          8        0.08       99.54
         25 |         15        0.15       99.69
         26 |          5        0.05       99.74
         27 |          2        0.02       99.76
         28 |          5        0.05       99.81
         29 |          1        0.01       99.82
         30 |          1        0.01       99.83
         31 |          4        0.04       99.87
         32 |          1        0.01       99.88
         33 |          1        0.01       99.89
         34 |          1        0.01       99.90
         35 |          2        0.02       99.92
         36 |          1        0.01       99.93
         37 |          2        0.02       99.95
         40 |          1        0.01       99.96
         41 |          1        0.01       99.97
         42 |          1        0.01       99.98
         46 |          1        0.01       99.99
         48 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017