Frequencies for first 10,000 rows of ser_tr variable in person dataset : VIN | Series-Truc | k | Freq. Percent Cum. ------------+----------------------------------- | 1,114 11.14 11.14 *** | 5,298 52.98 64.12 150 | 4 0.04 64.16 44P | 3 0.03 64.19 620 | 47 0.47 64.66 720 | 7 0.07 64.73 999 | 1,722 17.22 81.95 A10 | 7 0.07 82.02 B18 | 2 0.02 82.04 BRT | 11 0.11 82.15 C10 | 256 2.56 84.71 C15 | 59 0.59 85.30 C20 | 61 0.61 85.91 C25 | 17 0.17 86.08 C30 | 26 0.26 86.34 C35 | 1 0.01 86.35 C40 | 3 0.03 86.38 C50 | 9 0.09 86.47 C60 | 8 0.08 86.55 C65 | 4 0.04 86.59 C6M | 1 0.01 86.60 C6V | 3 0.03 86.63 CAB | 1 0.01 86.64 CGS | 8 0.08 86.72 CHK | 4 0.04 86.76 CLU | 15 0.15 86.91 COF | 478 4.78 91.69 COL | 8 0.08 91.77 CON | 10 0.10 91.87 COU | 42 0.42 92.29 CTS | 40 0.40 92.69 CTV | 1 0.01 92.70 CWS | 13 0.13 92.83 D10 | 31 0.31 93.14 D15 | 4 0.04 93.18 D20 | 12 0.12 93.30 D40 | 1 0.01 93.31 D5I | 5 0.05 93.36 D60 | 1 0.01 93.37 D95 | 1 0.01 93.38 DC9 | 2 0.02 93.40 DH9 | 3 0.03 93.43 DK9 | 3 0.03 93.46 ELC | 12 0.12 93.58 F95 | 1 0.01 93.59 FH9 | 2 0.02 93.61 FJ9 | 2 0.02 93.63 FLS | 8 0.08 93.71 HI9 | 1 0.01 93.72 HLX | 11 0.11 93.83 HTC | 4 0.04 93.87 HTP | 55 0.55 94.42 HTW | 2 0.02 94.44 JC9 | 1 0.01 94.45 JEE | 45 0.45 94.90 JET | 1 0.01 94.91 JI9 | 1 0.01 94.92 JV7 | 1 0.01 94.93 JY7 | 1 0.01 94.94 K10 | 74 0.74 95.68 K15 | 16 0.16 95.84 K20 | 23 0.23 96.07 K25 | 12 0.12 96.19 K30 | 2 0.02 96.21 K35 | 1 0.01 96.22 KOM | 6 0.06 96.28 LDS | 8 0.08 96.36 LLN | 9 0.09 96.45 LTC | 10 0.10 96.55 LUV | 39 0.39 96.94 M60 | 1 0.01 96.95 M65 | 1 0.01 96.96 M6V | 1 0.01 96.97 MHV | 23 0.23 97.20 MXV | 8 0.08 97.28 MXW | 10 0.10 97.38 P15 | 1 0.01 97.39 P20 | 2 0.02 97.41 PAR | 1 0.01 97.42 PL5 | 2 0.02 97.44 PL6 | 16 0.16 97.60 PYS | 1 0.01 97.61 RAB | 1 0.01 97.62 RAL | 3 0.03 97.65 RAM | 1 0.01 97.66 RAN | 7 0.07 97.73 S50 | 4 0.04 97.77 SCO | 1 0.01 97.78 SCT | 3 0.03 97.81 SPO | 2 0.02 97.83 SPR | 1 0.01 97.84 SPT | 16 0.16 98.00 SS | 4 0.04 98.04 T65 | 1 0.01 98.05 TAL | 1 0.01 98.06 TM7 | 2 0.02 98.08 TNS | 6 0.06 98.14 TRA | 16 0.16 98.30 VAN | 148 1.48 99.78 VVN | 1 0.01 99.79 W10 | 13 0.13 99.92 W20 | 4 0.04 99.96 WAG | 4 0.04 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016