Frequencies for first 10,000 rows of fyestr variable in psfhos201607 dataset : Fiscal Year | End Date - | No Longer | Used | Freq. Percent Cum. ------------+----------------------------------- | 4,322 43.22 43.22 19880430 | 5 0.05 43.27 19881231 | 5 0.05 43.32 19970122 | 1 0.01 43.33 19970630 | 16 0.16 43.49 19970930 | 7 0.07 43.56 19971231 | 68 0.68 44.24 19980331 | 1 0.01 44.25 19980430 | 1 0.01 44.26 19980630 | 45 0.45 44.71 19980731 | 1 0.01 44.72 19980903 | 1 0.01 44.73 19980926 | 1 0.01 44.74 19980930 | 278 2.78 47.52 19980931 | 1 0.01 47.53 19981031 | 6 0.06 47.59 19981231 | 167 1.67 49.26 19990331 | 15 0.15 49.41 19990430 | 2 0.02 49.43 19990531 | 1 0.01 49.44 19990630 | 168 1.68 51.12 19990731 | 1 0.01 51.13 19990831 | 4 0.04 51.17 19990930 | 11 0.11 51.28 19991031 | 6 0.06 51.34 19991231 | 351 3.51 54.85 20 | 3 0.03 54.88 200 0000 | 15 0.15 55.03 20000000 | 249 2.49 57.52 20000102 | 2 0.02 57.54 20000331 | 12 0.12 57.66 20000531 | 13 0.13 57.79 20000630 | 959 9.59 67.38 20000831 | 1 0.01 67.39 20000930 | 18 0.18 67.57 20001231 | 30 0.30 67.87 20004500 | 5 0.05 67.92 20010331 | 1 0.01 67.93 20010630 | 46 0.46 68.39 20011231 | 8 0.08 68.47 20020331 | 1 0.01 68.48 20020630 | 62 0.62 69.10 20020930 | 4 0.04 69.14 20021031 | 2 0.02 69.16 20021231 | 34 0.34 69.50 20030220 | 1 0.01 69.51 20030331 | 10 0.10 69.61 20030430 | 15 0.15 69.76 20030630 | 181 1.81 71.57 20030930 | 2 0.02 71.59 20031031 | 3 0.03 71.62 20031231 | 578 5.78 77.40 20040331 | 12 0.12 77.52 20040630 | 26 0.26 77.78 20040930 | 15 0.15 77.93 20041031 | 24 0.24 78.17 20041231 | 593 5.93 84.10 20050228 | 16 0.16 84.26 20050331 | 69 0.69 84.95 20050630 | 15 0.15 85.10 20050731 | 1 0.01 85.11 20050930 | 74 0.74 85.85 20051031 | 14 0.14 85.99 20051130 | 2 0.02 86.01 20051231 | 141 1.41 87.42 20060101 | 1 0.01 87.43 20060331 | 2 0.02 87.45 20060630 | 16 0.16 87.61 20060731 | 8 0.08 87.69 20060930 | 33 0.33 88.02 20061231 | 340 3.40 91.42 20070131 | 1 0.01 91.43 20070331 | 1 0.01 91.44 20070430 | 1 0.01 91.45 20070630 | 7 0.07 91.52 20070930 | 4 0.04 91.56 20071231 | 184 1.84 93.40 20080331 | 1 0.01 93.41 20080630 | 9 0.09 93.50 20080930 | 11 0.11 93.61 20081231 | 34 0.34 93.95 20090331 | 1 0.01 93.96 20090630 | 8 0.08 94.04 20091031 | 3 0.03 94.07 20091231 | 95 0.95 95.02 20100630 | 4 0.04 95.06 20100930 | 1 0.01 95.07 20101031 | 1 0.01 95.08 20101231 | 40 0.40 95.48 20110114 | 2 0.02 95.50 20110131 | 6 0.06 95.56 20110430 | 3 0.03 95.59 20110511 | 1 0.01 95.60 20110531 | 1 0.01 95.61 20110630 | 7 0.07 95.68 20110831 | 1 0.01 95.69 20110930 | 1 0.01 95.70 20111220 | 1 0.01 95.71 20111231 | 64 0.64 96.35 20120229 | 1 0.01 96.36 20120301 | 1 0.01 96.37 20120630 | 23 0.23 96.60 20120830 | 1 0.01 96.61 20120930 | 1 0.01 96.62 20121130 | 4 0.04 96.66 20121201 | 1 0.01 96.67 20121213 | 2 0.02 96.69 20121231 | 77 0.77 97.46 20130320 | 1 0.01 97.47 20130331 | 1 0.01 97.48 20130630 | 4 0.04 97.52 20130801 | 2 0.02 97.54 20131001 | 1 0.01 97.55 20131031 | 1 0.01 97.56 20131130 | 1 0.01 97.57 20131206 | 6 0.06 97.63 20131231 | 40 0.40 98.03 20140101 | 1 0.01 98.04 20140305 | 1 0.01 98.05 20140331 | 2 0.02 98.07 20140430 | 4 0.04 98.11 20140501 | 1 0.01 98.12 20140627 | 2 0.02 98.14 20140630 | 20 0.20 98.34 20140701 | 2 0.02 98.36 20140811 | 1 0.01 98.37 20140831 | 1 0.01 98.38 20140917 | 1 0.01 98.39 20140930 | 1 0.01 98.40 20141027 | 1 0.01 98.41 20141031 | 2 0.02 98.43 20141101 | 1 0.01 98.44 20141210 | 2 0.02 98.46 20141215 | 1 0.01 98.47 20141231 | 60 0.60 99.07 20150202 | 1 0.01 99.08 20150520 | 2 0.02 99.10 20150521 | 2 0.02 99.12 20150630 | 6 0.06 99.18 20150701 | 1 0.01 99.19 20150812 | 1 0.01 99.20 20150930 | 1 0.01 99.21 20151010 | 1 0.01 99.22 20151231 | 58 0.58 99.80 20160617 | 1 0.01 99.81 20160630 | 5 0.05 99.86 20161231 | 10 0.10 99.96 20170630 | 2 0.02 99.98 20171231 | 2 0.02 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 17 Feb 2018