I've got a Kitchen Aid also, bought in '96 at the time they were the cheapest with an enamel interior. I believe most now come with stainless steel.
They were rated the highest behind Maytag which had a plastic interior.
Consumer reports ratings from best on down 5/03:
Bosch SHU66C0[2] $850.00
Bosch SHU43C0[2] $600.00
Viking DFUD140 $1,375.00
Kenmore (Sears) Elite 1698[2] $850.00
KitchenAid KUDI01IL[BL] $550.00
Frigidaire PLDB998C[C] $500.00
KitchenAid KUDP01DL[WH] $800.00
KitchenAid Superba KUDS01FL[SS] $1,120.00
Maytag MDB8600A[W] $600.00
Kenmore (Sears) 1563[2] $400.00
Kenmore (Sears) 1651[2] $520.00
Kenmore (Sears) Elite 1669[2] $800.00
Maytag MDB7600A[W] $500.00
Maytag MDB9150AW[W] $700.00
Miele Novotronic G841SC Plus $850.00
Whirlpool Gold GU1500XTL{Q] $570.00
GE Profile PDW7800G[WW] $575.00
Whirlpool DU943PWK{Q] $450.00
Whirlpool Gold GU1200XTL{Q] $500.00
Fisher & Paykel DD603[W] $1,200.00
Kenmore (Sears) 1552[2] $330.00
GE Triton XL GSD6600G[WW] $485.00
Maytag MDB6650AW[W] $600.00
Amana ADW862EA[W] $530.00
Jenn-Air JDB9910A[W] $880.00
Maytag PDB4600AW[E] $370.00
Whirlpool DU900PWK{Q] $370.00
Whirlpool DU920PWK{B] $370.00
Hotpoint HDA3700G[WW] $280.00
Frigidaire FDB345LB $215.00