the book i have in front of me is for uk car sales, there were 13,036 cosworths registered from 1985-nov 93

below what shows in the book, is year, model and how many sold

1985 - 3dr - 10
1986 - 3dr - 1064
1987 - 3dr - 1761
1988 - 3dr - 7 - 2wd saf - 2435
1989 - 2wd - 2699
1990 - 2wd - 1093 - 4wd - 1227
1991 - 2wd - 2 - 4wd - 1424
1992 - 2wd - 1 - 4wd - 1010 - escos - 310
1993 - escos - 330

obviously theer will be more as thee are 1993 4wd safs round, this is just some info from a book that they got from ford