1983: JK-JL-JN-JP-JR-JS-JT-JV-JX-JY-JZ-KB-KD-KF-KG-KH-KJ-KK-KN-KP
1984: KR-KS-KT-KV-KX-KY-KZ-LB-LD-LF-LG-LH-LJ-LK-LL-LN-LP-LR-LS
1985: LT-LV-LX-LY-LZ-NB-ND-NF-NG-NH-NJ-NK-NN-NP-NR-NS-NT-NV-NX-NY-NZ
1986: PB-PD-PF-PG-PH-PJ-PL-PN-PP-PR-PS-PT-PV-PX-PZ-RB-RD-RF-RG-RH-RJ-RK
1987: RL-RN-RP-RR-RS-RT-RV-RX-RY-RZ-SB-SF-SG-SH-SJ-SK-SL-SN-SP-SR-ST-SV-SX
1988: SY-SZ-TB-TD-TF-TG-TH-TJ-TK-TL-TN-TP-TR-TS-TT-TV-TX
1989: TZ-XB-XD-XF-XG-XH-XJ-XK-XL-XN-XP-XR-XS-XT-XV-XX-XY
1990: XZ-YB-YD-YF-YG-YH-YJ-YK-YL-YN-YP-YR-YS-YT-YV-YX-YY-YZ-ZB
1991: ZD-ZF-ZG-ZH-ZJ-ZK-ZL-ZN-ZR-ZS-ZT-ZV-ZX ** DB-DD-DF-DG-DH-DJ-DL-DN
1992: DP-DR-DS-DT-DV-DX-DZ-FB-FD-FF-FG-FH-FJ-FL-FN-FP-FR-FS-FT-FV-FX-FZ
1993: GB-GD-GF-GG-GH-GJ-GL-GN-GP-GR-GS-GT-GV-GX-GZ-HB-HD-HF-HG-HH
1994: HJ-HL-HN-HP-HR-HS-HT-HV-HX-HZ-JB-JD-JF-JG-JH-JJ-JL-JN-JP-JR-JS-JT-JV-JX
1995: JZ-LB-LD-LF-LG-LH-LJ-LL-LN-LP-LS-LT-LV-LX-LZ-NB-ND-NF-NG-NH-NJ
1996: NL-NN-NP-NR-NS-NT-NV-NX-NZ-PB-PD-PF-PG-PH-PJ-PL-PN-PP-PR-PS-PT-PV-PX-PZ
1997: RB-RD-RF-RG-RH-RJ-RL-RN-RP-RR-RS-RT-RV-RX-RZ-SB-SF-SG-SH-SJ-SL-SN-SP-SR
1998: ST-SV-SX-SZ-TB-TD-TF-TG-TH-TJ-TL-TN-TP-TR-TS-TT-TV-TX-TZ-XB-XD-XF-XG-XH-XJ-XL-XN
1999: XP-XR-XS-XT-XV-XX-XZ-ZB-ZD-ZF-ZG-ZH-ZJ-ZL-ZN
2001: GN-GP-GR-GS-GT-GV-GX-GZ-HB-HD-HF-HG-HH-HJ-HK-HL-HN-HP-HR-HS-HT-HV-HX
2002: HZ-JB-JD-JF-JG-JH-JJ-JK-JL-JN-JP-JR-JS-JT-JV-JX-JZ-LB-LD-LF-LG
2003: LH-LJ-LK-LL-LN-LP-LR-LS-LT-LV-LX-LZ-NB-ND-NF-NG-NH-NJ-NK-NL-NN-NP-NR
2004: NS-NT-NV-NX-PB-PD-PF-PG-PH-PJ-PK-PL-PN-PP-PR-PS-PT-PV-PX-PZ
2005: RB-RD-RF-RG-RH-RJ-RK-RL-RN-RP-RR-RS-RT-RV-RX-RZ-SB-SF-SG-SH
2006: SJ-SK-SL-SN-SP-SR-ST-SV-SX-SZ-TB-TD-TF-TG-TH-TJ-TK-TL-TN-TP-TR-TS
2007: TT-TV-TX-TZ-XB-XD-XF-XG-XH-XJ-XK-XL-XN-XP-XR-XS-XT-XV-XX-XZ
2008: ZD-ZF-ZG-ZH-ZJ-ZK-ZL-ZN-ZP **** GBx-GDx-GFx-GGx-GHx-GJx-GKx-GLx-GNx-GPx-GRx-
GSx-GTx-GXx-GZx-HBx-HDx-HFx-HGx-HHx-HJx
2009: HKx-HLx-HNx-HPx-HRx-HSx-HTx-HVx-HXx-HZx-JBx-JDx-JFx-JGx-JHx-JJx-JKx-JLx-JNx-
JPx-JRx-JSx-JTx-JVx-JXx-JZx-KBx-KDx-KFx-KGx-KHx-KJx-KKx-KLx
2010: KNx-KPx-KRx-KSx-KTx-KVx-KXx-KZx-LBx-LDx-LFx-LGx-LHx-LJx-LKx-LLx-LNx-LPx-LRx-
2011: PFx-PGx-PHx-PJx-PKx-PLx-PNx-PPx-PVx-PXx-PZx-RBx-RDx-RFx-RGx-RHx-RJx-RKx-RLx-
RNx-RPx-RRx-RSx-RTx-RVx-RXx-RZx-SBx-SDx-SFx
** AB-CD-12
*** 12-AB-CD
**** 1-ABC-23