The Chicago-based gum giant Wm. Wrigley Jr. Company has seen continued strength in sales and earnings, with solid gains recorded for the Q2 and H1 2002. Earnings per share (EPS) were up 11% for the Q2 and 9% for the H1 over the year ago periods on overall sales gains of 15% for the quarter and 11% year to date. The sales gains were driven by strong worldwide shipment growth of 8% for the Q2 and 7% for the H1.