as of serial number 19.x0xx/0100
as of serial number 19.10x/100 as of 10/1998 - 11/2000 - - English version upon request
as of serial number 25.20XX/0100
as of serial number 25.10x/100 as of 10/1998 to 11/2000 - English version upon request
as of 14.05.1986