Frequencies for first 10,000 rows of ser_tr variable in person dataset : VIN SERIES | TRUCK | Freq. Percent Cum. ------------+----------------------------------- | 693 6.93 6.93 *** | 5,582 55.82 62.75 10S | 1 0.01 62.76 200 | 5 0.05 62.81 3/4 | 1 0.01 62.82 30S | 3 0.03 62.85 40S | 23 0.23 63.08 44P | 16 0.16 63.24 600 | 28 0.28 63.52 720 | 32 0.32 63.84 80S | 6 0.06 63.90 90S | 27 0.27 64.17 920 | 13 0.13 64.30 930 | 3 0.03 64.33 937 | 1 0.01 64.34 999 | 1,010 10.10 74.44 ACL | 1 0.01 74.45 ARO | 29 0.29 74.74 AST | 18 0.18 74.92 B20 | 11 0.11 75.03 B22 | 6 0.06 75.09 B25 | 2 0.02 75.11 B26 | 8 0.08 75.19 B40 | 1 0.01 75.20 BUS | 1 0.01 75.21 C/C | 2 0.02 75.23 C10 | 36 0.36 75.59 C15 | 12 0.12 75.71 C20 | 3 0.03 75.74 C30 | 18 0.18 75.92 C6V | 5 0.05 75.97 C96 | 4 0.04 76.01 CCH | 3 0.03 76.04 CD2 | 1 0.01 76.05 CGS | 1 0.01 76.06 CHK | 59 0.59 76.65 CLT | 2 0.02 76.67 CNV | 6 0.06 76.73 COE | 28 0.28 77.01 COF | 325 3.25 80.26 COH | 1 0.01 80.27 COL | 9 0.09 80.36 COM | 6 0.06 80.42 CON | 249 2.49 82.91 CSC | 1 0.01 82.92 CSR | 2 0.02 82.94 CTS | 1 0.01 82.95 CTV | 17 0.17 83.12 CVS | 9 0.09 83.21 D10 | 2 0.02 83.23 D15 | 10 0.10 83.33 D20 | 9 0.09 83.42 D21 | 26 0.26 83.68 D30 | 2 0.02 83.70 D51 | 3 0.03 83.73 D5I | 4 0.04 83.77 DAK | 46 0.46 84.23 DEF | 1 0.01 84.24 DEN | 4 0.04 84.28 DIS | 6 0.06 84.34 DRW | 13 0.13 84.47 EXP | 1 0.01 84.48 FK5 | 1 0.01 84.49 FRR | 2 0.02 84.51 FRT | 5 0.05 84.56 GCK | 42 0.42 84.98 GM4 | 267 2.67 87.65 HFE | 2 0.02 87.67 HIC | 1 0.01 87.68 HOM | 3 0.03 87.71 HTP | 88 0.88 88.59 JEE | 5 0.05 88.64 JMY | 7 0.07 88.71 K10 | 8 0.08 88.79 K15 | 20 0.20 88.99 KOD | 2 0.02 89.01 LB1 | 1 0.01 89.02 MCV | 5 0.05 89.07 MHV | 8 0.08 89.15 MMX | 1 0.01 89.16 MRM | 1 0.01 89.17 NPR | 5 0.05 89.22 P30 | 19 0.19 89.41 PCC | 1 0.01 89.42 PUP | 3 0.03 89.45 R/V | 11 0.11 89.56 R10 | 2 0.02 89.58 R15 | 6 0.06 89.64 R20 | 1 0.01 89.65 R25 | 5 0.05 89.70 R30 | 2 0.02 89.72 R35 | 1 0.01 89.73 R50 | 8 0.08 89.81 RAI | 4 0.04 89.85 RAL | 1 0.01 89.86 RMV | 53 0.53 90.39 RNG | 187 1.87 92.26 RPC | 102 1.02 93.28 S | 154 1.54 94.82 S/V | 54 0.54 95.36 S10 | 2 0.02 95.38 S15 | 15 0.15 95.53 S6M | 4 0.04 95.57 SAF | 36 0.36 95.93 SAV | 1 0.01 95.94 SIE | 101 1.01 96.95 SIL | 22 0.22 97.17 SON | 23 0.23 97.40 SRW | 16 0.16 97.56 SS | 2 0.02 97.58 STE | 2 0.02 97.60 T10 | 11 0.11 97.71 TAC | 28 0.28 97.99 TOP | 1 0.01 98.00 TRK | 55 0.55 98.55 TUN | 2 0.02 98.57 UHT | 2 0.02 98.59 V15 | 1 0.01 98.60 V20 | 3 0.03 98.63 V35 | 2 0.02 98.65 VAN | 48 0.48 99.13 VFE | 1 0.01 99.14 VVN | 11 0.11 99.25 W/T | 5 0.05 99.30 W/Y | 25 0.25 99.55 W20 | 3 0.03 99.58 W51 | 1 0.01 99.59 WAG | 1 0.01 99.60 WCN | 2 0.02 99.62 WHC | 2 0.02 99.64 WRA | 2 0.02 99.66 X44 | 14 0.14 99.80 XCB | 10 0.10 99.90 XCN | 1 0.01 99.91 XPD | 3 0.03 99.94 YUK | 6 0.06 100.00 ------------+----------------------------------- Total | 10,000 100.00 by Jean Roth , jroth@nber.org , 18 Apr 2016