Serial number range: 3470571-3983233 (1988-2004, approx. 4,185 produced). Production by year: 1988: #3470571-3478900 (500 units); 1989: #3487201-3492000 (900 units); 1990: #3534468-3534767 (300 units); 1991: #3562468-3579908 (780 units); 1992: #3608930-3609179 (250 units); 1994: #3651976-3652220 (245 units); 1996: #3734301-3769429 (360 units); 1997: #3785330-3785359 (30 units); 1998: #3837975-3838667 (193 units); 1999: #3858850-3862416 (317 units); 2001: #3929464-3929513 (50 units); 2002: #3939514-3939613 (100 units); 2004: #3983074-3983233 (160 units).