Frequencies for recallinitiationdatestr variable in enfrep20140507 dataset :

     Recall |
 Initiation |
       Date |      Freq.     Percent        Cum.
------------+-----------------------------------
 02/05/2014 |          1        0.83        0.83
 02/11/2014 |          1        0.83        1.67
 02/12/2014 |          2        1.67        3.33
 02/14/2014 |          1        0.83        4.17
 02/18/2014 |          1        0.83        5.00
 02/21/2014 |          1        0.83        5.83
 02/24/2014 |          1        0.83        6.67
 02/27/2014 |          3        2.50        9.17
 03/05/2014 |          2        1.67       10.83
 03/07/2014 |          2        1.67       12.50
 03/10/2014 |          7        5.83       18.33
 03/11/2014 |          3        2.50       20.83
 03/17/2014 |          6        5.00       25.83
 03/18/2014 |          3        2.50       28.33
 03/20/2014 |          3        2.50       30.83
 03/24/2014 |          4        3.33       34.17
 03/25/2014 |          3        2.50       36.67
 03/26/2014 |          6        5.00       41.67
 03/27/2014 |          1        0.83       42.50
 03/31/2014 |          1        0.83       43.33
 04/01/2014 |          1        0.83       44.17
 04/02/2014 |          1        0.83       45.00
 04/04/2014 |          2        1.67       46.67
 04/07/2014 |          3        2.50       49.17
 04/09/2014 |          2        1.67       50.83
 04/10/2014 |         24       20.00       70.83
 04/11/2014 |          1        0.83       71.67
 04/14/2014 |          1        0.83       72.50
 04/15/2014 |          1        0.83       73.33
 04/17/2014 |          1        0.83       74.17
 04/21/2014 |          1        0.83       75.00
 04/23/2014 |          1        0.83       75.83
 10/19/2005 |          7        5.83       81.67
 10/21/2013 |          1        0.83       82.50
 10/31/2013 |          2        1.67       84.17
 11/07/2013 |          1        0.83       85.00
 11/18/2013 |          1        0.83       85.83
 11/21/2013 |         12       10.00       95.83
 12/20/2013 |          4        3.33       99.17
 12/23/2013 |          1        0.83      100.00
------------+-----------------------------------
      Total |        120      100.00

by Jean Roth , jroth@nber.org , 18 Dec 2015