Frequencies for first 10,000 rows of ser_tr variable in person dataset : VIN | Series-Truc | k | Freq. Percent Cum. ------------+----------------------------------- | 906 9.06 9.06 *** | 3,936 39.36 48.42 620 | 7 0.07 48.49 999 | 3,984 39.84 88.33 A10 | 3 0.03 88.36 BRO | 7 0.07 88.43 C10 | 190 1.90 90.33 C20 | 67 0.67 91.00 C30 | 11 0.11 91.11 C50 | 8 0.08 91.19 C60 | 8 0.08 91.27 C65 | 2 0.02 91.29 CLU | 16 0.16 91.45 COF | 430 4.30 95.75 COL | 6 0.06 95.81 COU | 15 0.15 95.96 CPU | 2 0.02 95.98 D10 | 27 0.27 96.25 D20 | 13 0.13 96.38 D60 | 3 0.03 96.41 ELC | 36 0.36 96.77 HLX | 8 0.08 96.85 HTP | 15 0.15 97.00 HTW | 9 0.09 97.09 JEE | 21 0.21 97.30 K10 | 36 0.36 97.66 K20 | 9 0.09 97.75 KOM | 5 0.05 97.80 LTC | 5 0.05 97.85 LUV | 23 0.23 98.08 MHV | 15 0.15 98.23 MXV | 6 0.06 98.29 MXW | 2 0.02 98.31 P30 | 2 0.02 98.33 P50 | 3 0.03 98.36 P52 | 4 0.04 98.40 P62 | 17 0.17 98.57 PAR | 3 0.03 98.60 PL5 | 7 0.07 98.67 RAN | 24 0.24 98.91 RPU | 4 0.04 98.95 SPT | 7 0.07 99.02 T60 | 1 0.01 99.03 TRA | 4 0.04 99.07 VAN | 77 0.77 99.84 W10 | 5 0.05 99.89 W20 | 8 0.08 99.97 WAG | 3 0.03 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 22 Apr 2016