Western Europe, 1990-1995 Processing Services Market INPUT E-PC-1 Notes S/1/91 ©1991byINPUT.ReproductionProhibited. INPUT Western Europe, 1989 Leading Vendors, Processing Services Company MarketShare (Percent) IBM 4 GEIS 4 DATEV 3 GSI 2 SLIGOS ^ INPUT E-PC-2 Notes S/1/91 ©1991byINPUT.ReproductionProhibited. INPUT