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Investable Weight Factor Change For Snam Rete Gas In The S&P/MIB Index

Date 05/04/2004

Standard & Poor's will change the IWF (Investable Weight Factor) for Snam Rete Gas (Italy, ISIN IT0003153415) a member of the S&P/MIB Index from 0.402 to 0.499 effective at the close of trading Wednesday, April 07, 2004. This is following the sale of ordinary shares by Eni, which has reduced its holding to 50.07 of shares outstanding.

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