Frequencies for first 10,000 rows of fyestr variable in psfhos201604 dataset : Fiscal Year | End Date - | No Longer | Used | Freq. Percent Cum. ------------+----------------------------------- | 4,442 44.42 44.42 19880430 | 5 0.05 44.47 19881231 | 5 0.05 44.52 19930630 | 1 0.01 44.53 19970122 | 1 0.01 44.54 19970630 | 16 0.16 44.70 19970930 | 7 0.07 44.77 19971231 | 68 0.68 45.45 19980331 | 1 0.01 45.46 19980430 | 1 0.01 45.47 19980630 | 45 0.45 45.92 19980731 | 1 0.01 45.93 19980903 | 1 0.01 45.94 19980926 | 1 0.01 45.95 19980930 | 278 2.78 48.73 19980931 | 1 0.01 48.74 19981031 | 6 0.06 48.80 19981231 | 167 1.67 50.47 19990331 | 15 0.15 50.62 19990430 | 2 0.02 50.64 19990531 | 1 0.01 50.65 19990630 | 168 1.68 52.33 19990731 | 1 0.01 52.34 19990831 | 4 0.04 52.38 19990930 | 11 0.11 52.49 19991031 | 6 0.06 52.55 19991231 | 350 3.50 56.05 20 | 3 0.03 56.08 200 0000 | 15 0.15 56.23 20000000 | 252 2.52 58.75 20000102 | 2 0.02 58.77 20000331 | 12 0.12 58.89 20000531 | 13 0.13 59.02 20000630 | 959 9.59 68.61 20000831 | 1 0.01 68.62 20000930 | 18 0.18 68.80 20001231 | 29 0.29 69.09 20004500 | 5 0.05 69.14 20010331 | 1 0.01 69.15 20010630 | 46 0.46 69.61 20011231 | 8 0.08 69.69 20020331 | 1 0.01 69.70 20020630 | 62 0.62 70.32 20020930 | 4 0.04 70.36 20021031 | 2 0.02 70.38 20021231 | 33 0.33 70.71 20030220 | 1 0.01 70.72 20030331 | 10 0.10 70.82 20030430 | 15 0.15 70.97 20030630 | 181 1.81 72.78 20030930 | 2 0.02 72.80 20031031 | 3 0.03 72.83 20031231 | 550 5.50 78.33 20040331 | 12 0.12 78.45 20040630 | 26 0.26 78.71 20040930 | 15 0.15 78.86 20041031 | 24 0.24 79.10 20041231 | 565 5.65 84.75 20050228 | 15 0.15 84.90 20050331 | 68 0.68 85.58 20050630 | 15 0.15 85.73 20050731 | 1 0.01 85.74 20050930 | 74 0.74 86.48 20051031 | 14 0.14 86.62 20051130 | 2 0.02 86.64 20051231 | 134 1.34 87.98 20060101 | 1 0.01 87.99 20060331 | 2 0.02 88.01 20060630 | 16 0.16 88.17 20060731 | 8 0.08 88.25 20060930 | 33 0.33 88.58 20061231 | 326 3.26 91.84 20070131 | 1 0.01 91.85 20070331 | 1 0.01 91.86 20070430 | 1 0.01 91.87 20070630 | 8 0.08 91.95 20070930 | 4 0.04 91.99 20071231 | 174 1.74 93.73 20080331 | 1 0.01 93.74 20080630 | 9 0.09 93.83 20080930 | 12 0.12 93.95 20081231 | 34 0.34 94.29 20090331 | 1 0.01 94.30 20090630 | 8 0.08 94.38 20090930 | 1 0.01 94.39 20091031 | 3 0.03 94.42 20091231 | 93 0.93 95.35 20100630 | 4 0.04 95.39 20100930 | 1 0.01 95.40 20101031 | 1 0.01 95.41 20101231 | 39 0.39 95.80 20110114 | 2 0.02 95.82 20110131 | 5 0.05 95.87 20110430 | 3 0.03 95.90 20110511 | 1 0.01 95.91 20110531 | 1 0.01 95.92 20110630 | 7 0.07 95.99 20110831 | 1 0.01 96.00 20110930 | 1 0.01 96.01 20111220 | 1 0.01 96.02 20111231 | 60 0.60 96.62 20120229 | 1 0.01 96.63 20120301 | 1 0.01 96.64 20120630 | 28 0.28 96.92 20120830 | 1 0.01 96.93 20120930 | 1 0.01 96.94 20121130 | 4 0.04 96.98 20121201 | 1 0.01 96.99 20121213 | 2 0.02 97.01 20121231 | 71 0.71 97.72 20130320 | 1 0.01 97.73 20130331 | 1 0.01 97.74 20130630 | 4 0.04 97.78 20130801 | 2 0.02 97.80 20131001 | 1 0.01 97.81 20131031 | 1 0.01 97.82 20131130 | 1 0.01 97.83 20131206 | 6 0.06 97.89 20131231 | 43 0.43 98.32 20140101 | 1 0.01 98.33 20140305 | 1 0.01 98.34 20140331 | 2 0.02 98.36 20140430 | 4 0.04 98.40 20140501 | 1 0.01 98.41 20140627 | 2 0.02 98.43 20140630 | 21 0.21 98.64 20140701 | 2 0.02 98.66 20140811 | 1 0.01 98.67 20140831 | 1 0.01 98.68 20140917 | 1 0.01 98.69 20140930 | 1 0.01 98.70 20141027 | 1 0.01 98.71 20141031 | 1 0.01 98.72 20141101 | 1 0.01 98.73 20141215 | 1 0.01 98.74 20141231 | 56 0.56 99.30 20150202 | 1 0.01 99.31 20150520 | 2 0.02 99.33 20150521 | 2 0.02 99.35 20150630 | 5 0.05 99.40 20150701 | 1 0.01 99.41 20150812 | 1 0.01 99.42 20150930 | 1 0.01 99.43 20151231 | 49 0.49 99.92 20160630 | 3 0.03 99.95 20161231 | 5 0.05 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Feb 2018