Serial number range: 3054601-3857849 (1980-1998, approx. 12,000 produced). Production by year: 1980: #3054601-3056600 (2,000 units); 1981: #3133501-3152500 (1,500 units); 1982: #3201801-3203800 (2,000 units); 1983: #3265401-3267400 (2,000 units); 1986: #3398101-3400100 (2,000 units); 1992: #3599220-3599719 (500 units); 1994: #3647476-3647975 (500 units); 1996: #3736701-3737200 (500 units); 1997: #3798910-3799409 (500 units); 1998: #3857350-3857849 (500 units).