Frequencies for first 10,000 rows of lab_site_cnt variable in posclia2018 dataset :

   Multiple |
   Site Lab |
      Count |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,614       96.14       96.14
          1 |          3        0.03       96.17
          2 |        202        2.02       98.19
          3 |         46        0.46       98.65
          4 |         33        0.33       98.98
          5 |         15        0.15       99.13
          6 |          9        0.09       99.22
          7 |         15        0.15       99.37
          8 |          7        0.07       99.44
          9 |          4        0.04       99.48
         10 |         11        0.11       99.59
         11 |          3        0.03       99.62
         12 |          3        0.03       99.65
         13 |          8        0.08       99.73
         14 |          1        0.01       99.74
         15 |          2        0.02       99.76
         16 |          3        0.03       99.79
         18 |          1        0.01       99.80
         19 |          5        0.05       99.85
         20 |          3        0.03       99.88
         21 |          1        0.01       99.89
         23 |          3        0.03       99.92
         24 |          1        0.01       99.93
         25 |          1        0.01       99.94
         28 |          1        0.01       99.95
         31 |          1        0.01       99.96
         32 |          1        0.01       99.97
         34 |          1        0.01       99.98
         53 |          1        0.01       99.99
         60 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 15 Feb 2019