Auskünfte zur Methodik: Carsten OLSSON, Eurostat/B3, L­2920 Luxembourg, Tel. ###>For information on methodology Carsten OLSSON, Eurostat/B3, L­2920 Luxembourg, Tel. (352) 4301 34208, Fax (352) 4301 33989, E­mail: Carsten.olsson@cec.eu.int