Frequencies for first 10,000 rows of fyestr variable in psfhos201404 dataset : Fiscal Year | End Date - | No Longer | Used | Freq. Percent Cum. ------------+----------------------------------- | 4,811 48.11 48.11 19880430 | 5 0.05 48.16 19881231 | 5 0.05 48.21 19930630 | 1 0.01 48.22 19970122 | 1 0.01 48.23 19970630 | 14 0.14 48.37 19970930 | 7 0.07 48.44 19971231 | 73 0.73 49.17 19980331 | 1 0.01 49.18 19980430 | 1 0.01 49.19 19980630 | 51 0.51 49.70 19980731 | 1 0.01 49.71 19980903 | 1 0.01 49.72 19980926 | 1 0.01 49.73 19980930 | 279 2.79 52.52 19980931 | 1 0.01 52.53 19981031 | 6 0.06 52.59 19981231 | 182 1.82 54.41 19990331 | 15 0.15 54.56 19990430 | 2 0.02 54.58 19990531 | 1 0.01 54.59 19990630 | 164 1.64 56.23 19990731 | 1 0.01 56.24 19990831 | 4 0.04 56.28 19990930 | 14 0.14 56.42 19991031 | 6 0.06 56.48 19991231 | 355 3.55 60.03 20 | 3 0.03 60.06 200 0000 | 17 0.17 60.23 20000000 | 295 2.95 63.18 20000102 | 2 0.02 63.20 20000331 | 12 0.12 63.32 20000531 | 13 0.13 63.45 20000630 | 869 8.69 72.14 20000831 | 1 0.01 72.15 20000930 | 18 0.18 72.33 20001231 | 28 0.28 72.61 20004500 | 5 0.05 72.66 20010331 | 1 0.01 72.67 20010630 | 42 0.42 73.09 20011231 | 8 0.08 73.17 20020331 | 1 0.01 73.18 20020630 | 60 0.60 73.78 20020930 | 4 0.04 73.82 20021031 | 2 0.02 73.84 20021231 | 35 0.35 74.19 20030331 | 10 0.10 74.29 20030430 | 13 0.13 74.42 20030630 | 160 1.60 76.02 20030930 | 2 0.02 76.04 20031031 | 3 0.03 76.07 20031231 | 520 5.20 81.27 20040331 | 12 0.12 81.39 20040630 | 23 0.23 81.62 20040930 | 13 0.13 81.75 20041031 | 22 0.22 81.97 20041231 | 522 5.22 87.19 20050228 | 13 0.13 87.32 20050331 | 66 0.66 87.98 20050630 | 13 0.13 88.11 20050731 | 1 0.01 88.12 20050930 | 66 0.66 88.78 20051031 | 12 0.12 88.90 20051130 | 2 0.02 88.92 20051231 | 127 1.27 90.19 20060101 | 1 0.01 90.20 20060331 | 2 0.02 90.22 20060630 | 15 0.15 90.37 20060731 | 8 0.08 90.45 20060930 | 30 0.30 90.75 20061231 | 307 3.07 93.82 20070131 | 1 0.01 93.83 20070331 | 1 0.01 93.84 20070430 | 8 0.08 93.92 20070630 | 10 0.10 94.02 20070930 | 6 0.06 94.08 20071231 | 162 1.62 95.70 20080331 | 1 0.01 95.71 20080630 | 7 0.07 95.78 20080930 | 10 0.10 95.88 20081231 | 36 0.36 96.24 20090331 | 1 0.01 96.25 20090630 | 6 0.06 96.31 20090930 | 2 0.02 96.33 20091031 | 3 0.03 96.36 20091231 | 87 0.87 97.23 20100630 | 4 0.04 97.27 20100930 | 2 0.02 97.29 20101031 | 1 0.01 97.30 20101231 | 38 0.38 97.68 20110114 | 2 0.02 97.70 20110131 | 4 0.04 97.74 20110430 | 3 0.03 97.77 20110511 | 1 0.01 97.78 20110531 | 1 0.01 97.79 20110630 | 7 0.07 97.86 20110831 | 1 0.01 97.87 20110930 | 2 0.02 97.89 20111231 | 51 0.51 98.40 20120229 | 1 0.01 98.41 20120301 | 1 0.01 98.42 20120630 | 21 0.21 98.63 20120830 | 1 0.01 98.64 20120930 | 1 0.01 98.65 20121130 | 4 0.04 98.69 20121201 | 1 0.01 98.70 20121213 | 2 0.02 98.72 20121231 | 66 0.66 99.38 20130320 | 1 0.01 99.39 20130630 | 3 0.03 99.42 20130731 | 1 0.01 99.43 20130930 | 1 0.01 99.44 20131001 | 1 0.01 99.45 20131031 | 1 0.01 99.46 20131206 | 4 0.04 99.50 20131231 | 37 0.37 99.87 20140630 | 4 0.04 99.91 20141231 | 9 0.09 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Feb 2018