Frequencies for tax_period variable in eobmfmt dataset : Tax Period | Freq. Percent Cum. ------------+----------------------------------- 199612 | 1 0.01 0.01 199912 | 2 0.02 0.03 200009 | 1 0.01 0.04 200306 | 1 0.01 0.05 200412 | 3 0.03 0.07 200512 | 1 0.01 0.08 200612 | 2 0.02 0.10 200812 | 1 0.01 0.11 200912 | 2 0.02 0.13 201006 | 1 0.01 0.14 201012 | 8 0.07 0.21 201112 | 10 0.09 0.31 201212 | 4 0.04 0.34 201306 | 1 0.01 0.35 201312 | 32 0.30 0.65 201404 | 1 0.01 0.66 201406 | 2 0.02 0.68 201409 | 1 0.01 0.69 201412 | 7 0.07 0.75 201506 | 2 0.02 0.77 201509 | 7 0.07 0.84 201510 | 2 0.02 0.86 201511 | 2 0.02 0.87 201512 | 82 0.76 1.64 201601 | 1 0.01 1.65 201602 | 1 0.01 1.65 201604 | 4 0.04 1.69 201605 | 4 0.04 1.73 201606 | 25 0.23 1.96 201607 | 3 0.03 1.99 201608 | 4 0.04 2.03 201609 | 18 0.17 2.19 201610 | 4 0.04 2.23 201612 | 210 1.95 4.18 201701 | 4 0.04 4.22 201702 | 5 0.05 4.27 201703 | 11 0.10 4.37 201704 | 11 0.10 4.47 201705 | 28 0.26 4.73 201706 | 370 3.44 8.17 201707 | 24 0.22 8.39 201708 | 44 0.41 8.80 201709 | 156 1.45 10.25 201710 | 23 0.21 10.47 201711 | 11 0.10 10.57 201712 | 3,504 32.57 43.14 201801 | 16 0.15 43.29 201802 | 18 0.17 43.46 201803 | 156 1.45 44.91 201804 | 90 0.84 45.74 201805 | 161 1.50 47.24 201806 | 999 9.29 56.53 201807 | 89 0.83 57.35 201808 | 310 2.88 60.23 201809 | 621 5.77 66.01 201810 | 38 0.35 66.36 201811 | 15 0.14 66.50 201812 | 1,398 12.99 79.49 201901 | 10 0.09 79.59 201902 | 8 0.07 79.66 . | 2,188 20.34 100.00 ------------+----------------------------------- Total | 10,758 100.00 by Jean Roth , jroth@nber.org , 15 Apr 2019