Frequencies for fybstr variable in epo_costs265_94_2009 dataset : Original, | String | Version, | fyb | Freq. Percent Cum. ------------+----------------------------------- 01-APR-08 | 2 0.04 0.04 01-APR-09 | 7 0.15 0.19 01-AUG-09 | 7 0.15 0.34 01-DEC-08 | 20 0.42 0.76 01-DEC-09 | 1 0.02 0.78 01-FEB-08 | 2 0.04 0.82 01-FEB-09 | 17 0.36 1.18 01-JAN-08 | 8 0.17 1.35 01-JAN-09 | 4,078 86.07 87.42 01-JUL-08 | 74 1.56 88.98 01-JUL-09 | 12 0.25 89.24 01-JUN-09 | 8 0.17 89.40 01-MAR-08 | 1 0.02 89.43 01-MAR-09 | 6 0.13 89.55 01-MAY-08 | 1 0.02 89.57 01-MAY-09 | 6 0.13 89.70 01-NOV-09 | 8 0.17 89.87 01-OCT-08 | 235 4.96 94.83 01-OCT-09 | 8 0.17 95.00 01-SEP-08 | 7 0.15 95.15 01-SEP-09 | 5 0.11 95.25 02-FEB-09 | 2 0.04 95.29 02-JUN-09 | 1 0.02 95.31 03-APR-09 | 2 0.04 95.36 03-AUG-09 | 2 0.04 95.40 03-DEC-08 | 3 0.06 95.46 03-FEB-09 | 1 0.02 95.48 03-JUL-09 | 3 0.06 95.55 03-JUN-09 | 4 0.08 95.63 03-SEP-09 | 2 0.04 95.67 04-FEB-09 | 3 0.06 95.74 04-MAR-09 | 1 0.02 95.76 04-NOV-09 | 6 0.13 95.88 05-DEC-08 | 1 0.02 95.91 05-FEB-09 | 2 0.04 95.95 05-JUN-09 | 1 0.02 95.97 05-MAR-09 | 1 0.02 95.99 05-MAY-09 | 1 0.02 96.01 05-OCT-09 | 2 0.04 96.05 05-SEP-08 | 1 0.02 96.07 06-APR-09 | 1 0.02 96.10 06-AUG-09 | 1 0.02 96.12 06-FEB-09 | 2 0.04 96.16 06-JUL-09 | 1 0.02 96.18 06-MAY-09 | 2 0.04 96.22 06-NOV-08 | 1 0.02 96.24 06-NOV-09 | 1 0.02 96.26 06-OCT-09 | 1 0.02 96.29 07-APR-09 | 1 0.02 96.31 07-JAN-09 | 2 0.04 96.35 07-MAY-09 | 2 0.04 96.39 08-APR-09 | 3 0.06 96.45 08-JUN-09 | 1 0.02 96.48 08-OCT-09 | 1 0.02 96.50 09-FEB-09 | 1 0.02 96.52 09-JAN-09 | 1 0.02 96.54 09-JUL-09 | 2 0.04 96.58 10-APR-09 | 2 0.04 96.62 10-AUG-09 | 2 0.04 96.67 10-DEC-08 | 2 0.04 96.71 10-FEB-09 | 1 0.02 96.73 10-JUN-09 | 1 0.02 96.75 10-SEP-09 | 1 0.02 96.77 11-AUG-09 | 1 0.02 96.79 11-DEC-08 | 2 0.04 96.83 11-FEB-09 | 1 0.02 96.86 11-JUN-09 | 1 0.02 96.88 11-MAR-09 | 2 0.04 96.92 12-AUG-09 | 1 0.02 96.94 12-JAN-09 | 1 0.02 96.96 12-JUN-09 | 1 0.02 96.98 13-APR-09 | 1 0.02 97.00 13-JAN-09 | 1 0.02 97.02 13-JUL-09 | 1 0.02 97.05 13-MAR-09 | 1 0.02 97.07 13-MAY-09 | 1 0.02 97.09 14-APR-09 | 1 0.02 97.11 14-AUG-09 | 1 0.02 97.13 14-JAN-09 | 2 0.04 97.17 14-MAY-09 | 1 0.02 97.19 14-OCT-09 | 1 0.02 97.21 14-SEP-09 | 1 0.02 97.24 15-APR-09 | 4 0.08 97.32 15-JAN-09 | 1 0.02 97.34 15-JUL-09 | 2 0.04 97.38 15-JUN-09 | 2 0.04 97.43 15-OCT-09 | 3 0.06 97.49 16-DEC-08 | 1 0.02 97.51 16-JUN-09 | 1 0.02 97.53 16-SEP-09 | 1 0.02 97.55 17-APR-09 | 2 0.04 97.59 17-DEC-08 | 4 0.08 97.68 17-FEB-09 | 1 0.02 97.70 17-JUL-09 | 1 0.02 97.72 17-JUN-09 | 4 0.08 97.80 17-MAR-09 | 1 0.02 97.83 18-DEC-07 | 1 0.02 97.85 18-DEC-08 | 2 0.04 97.89 18-MAY-09 | 1 0.02 97.91 18-NOV-09 | 3 0.06 97.97 18-SEP-09 | 1 0.02 97.99 19-AUG-09 | 1 0.02 98.02 19-NOV-09 | 1 0.02 98.04 19-OCT-09 | 3 0.06 98.10 20-AUG-09 | 1 0.02 98.12 20-DEC-07 | 1 0.02 98.14 20-FEB-09 | 1 0.02 98.16 20-JUL-09 | 1 0.02 98.18 20-MAY-09 | 1 0.02 98.21 20-NOV-09 | 2 0.04 98.25 20-OCT-09 | 1 0.02 98.27 21-AUG-09 | 1 0.02 98.29 21-JAN-09 | 1 0.02 98.31 21-JUL-09 | 1 0.02 98.33 21-MAY-09 | 2 0.04 98.37 21-NOV-08 | 1 0.02 98.40 21-OCT-09 | 2 0.04 98.44 21-SEP-09 | 1 0.02 98.46 22-APR-09 | 2 0.04 98.50 22-DEC-08 | 1 0.02 98.52 22-JUL-09 | 1 0.02 98.54 22-JUN-09 | 4 0.08 98.63 22-OCT-09 | 1 0.02 98.65 23-APR-09 | 1 0.02 98.67 23-DEC-08 | 2 0.04 98.71 23-JAN-09 | 2 0.04 98.75 23-JUL-09 | 1 0.02 98.78 23-MAR-09 | 3 0.06 98.84 23-NOV-09 | 1 0.02 98.86 24-APR-09 | 3 0.06 98.92 24-AUG-09 | 1 0.02 98.94 24-DEC-08 | 1 0.02 98.97 24-JUL-09 | 1 0.02 98.99 24-JUN-09 | 1 0.02 99.01 24-MAR-09 | 1 0.02 99.03 24-NOV-09 | 1 0.02 99.05 24-SEP-08 | 1 0.02 99.07 24-SEP-09 | 1 0.02 99.09 25-FEB-09 | 3 0.06 99.16 25-JUN-09 | 1 0.02 99.18 25-SEP-09 | 2 0.04 99.22 26-AUG-09 | 1 0.02 99.24 26-JAN-09 | 1 0.02 99.26 26-MAR-09 | 1 0.02 99.28 27-APR-09 | 1 0.02 99.30 27-AUG-09 | 3 0.06 99.37 27-JUL-09 | 1 0.02 99.39 27-MAY-09 | 1 0.02 99.41 28-APR-09 | 1 0.02 99.43 28-AUG-09 | 1 0.02 99.45 28-JAN-09 | 1 0.02 99.47 28-JUL-09 | 1 0.02 99.49 28-OCT-09 | 1 0.02 99.51 28-SEP-09 | 3 0.06 99.58 29-DEC-08 | 1 0.02 99.60 29-JUL-09 | 1 0.02 99.62 29-JUN-09 | 2 0.04 99.66 29-MAY-09 | 1 0.02 99.68 29-OCT-09 | 1 0.02 99.70 29-SEP-09 | 1 0.02 99.73 30-APR-09 | 2 0.04 99.77 30-DEC-08 | 1 0.02 99.79 30-JUL-09 | 1 0.02 99.81 30-JUN-09 | 2 0.04 99.85 30-MAR-09 | 1 0.02 99.87 30-NOV-09 | 1 0.02 99.89 30-OCT-09 | 1 0.02 99.92 30-SEP-09 | 1 0.02 99.94 31-DEC-08 | 2 0.04 99.98 31-JUL-09 | 1 0.02 100.00 ------------+----------------------------------- Total | 4,738 100.00 by Jean Roth , jroth@nber.org , 17 Feb 2018