Frequencies for partbl2yearsimag variable in dapstate2011 dataset :

    Imaging |      Freq.     Percent        Cum.
------------+-----------------------------------
   477.6979 |          1        1.92        1.92
   577.3336 |          1        1.92        3.85
   584.0529 |          1        1.92        5.77
   600.5498 |          1        1.92        7.69
   619.4559 |          1        1.92        9.62
   667.2099 |          1        1.92       11.54
   677.4292 |          1        1.92       13.46
   681.3704 |          1        1.92       15.38
   685.1143 |          1        1.92       17.31
   698.1869 |          1        1.92       19.23
   710.6584 |          1        1.92       21.15
   722.8175 |          1        1.92       23.08
   751.7249 |          1        1.92       25.00
   796.2005 |          1        1.92       26.92
   801.2966 |          1        1.92       28.85
   801.5956 |          1        1.92       30.77
    805.221 |          1        1.92       32.69
   807.7239 |          1        1.92       34.62
   823.8954 |          1        1.92       36.54
   825.8399 |          1        1.92       38.46
    832.237 |          1        1.92       40.38
    833.646 |          1        1.92       42.31
   856.4854 |          1        1.92       44.23
   860.6579 |          1        1.92       46.15
   869.5349 |          1        1.92       48.08
   873.2147 |          1        1.92       50.00
   874.0332 |          1        1.92       51.92
   887.5917 |          1        1.92       53.85
   888.2281 |          1        1.92       55.77
   896.8536 |          1        1.92       57.69
   910.2812 |          1        1.92       59.62
   937.2367 |          1        1.92       61.54
   941.7396 |          1        1.92       63.46
   958.0588 |          1        1.92       65.38
   969.1963 |          1        1.92       67.31
     975.81 |          1        1.92       69.23
   978.2537 |          1        1.92       71.15
   1,001.65 |          1        1.92       73.08
    1,006.9 |          1        1.92       75.00
   1,016.63 |          1        1.92       76.92
   1,047.55 |          1        1.92       78.85
   1,078.18 |          1        1.92       80.77
   1,092.79 |          1        1.92       82.69
   1,194.35 |          1        1.92       84.62
   1,245.98 |          1        1.92       86.54
   1,337.39 |          1        1.92       88.46
   1,342.13 |          1        1.92       90.38
   1,364.07 |          1        1.92       92.31
   1,374.91 |          1        1.92       94.23
   1,443.93 |          1        1.92       96.15
   1,491.24 |          1        1.92       98.08
   1,568.02 |          1        1.92      100.00
------------+-----------------------------------
      Total |         52      100.00

by Jean Roth , jroth@nber.org , 14 Mar 2018