Belgium food retailer Delhaize Frères et Compagnie-Le Lion SA today [Tuesday] reported an 81% rise in net profits for the first quarter of 2002 to €48.3m (US$44m) (2001: €26.7m). Delhaize makes some 80% of its sales in the United States, where sales improved during the quarter under review. A 5% appreciation of the dollar against the euro also boosted the contribution from the US, where the group operates 1,400 stores in 16 states under formats including Food Lion, Hannaford Bros and Kash n' Karry.