Not sure about the width of the rims, but the tires sizes are:
175/60 R 15 81 V (15" steel & alloy)
185/50 R 16 81 V (16" 6 spoke SE/Exclusive)
205/40 R 17 80 V (17" S-Line/Sport 9 spoke)
The 1.2 Tdi might have even narrower tires.
Rims are probably 6.5 or 7J. Maybe someone else can verify.
--
Edo
(2003 Silver 1.4 Tdi Exclusive(SE), black interior, sport seats, JVC KD-SH909RB cd-receiver, Infinity Kappa 63.1 + Vifa on-dash tweeters, 12" Subwoofer on 300w Amp)