A profiteer of double-digit sales growth for the past several years, the convenience/still bottled water category recorded sales growth of 4.6 percent to $4.1 billion in food, drug and mass merchandise outlets (excluding Wal-Mart) for the year ending Aug. 10, according to Information Resources Inc. (IRI), Chicago. Bulk/still water and sparkling waters showed less favorable results. Bulk/still water’s sales sank nearly 5 percent to $712.8 million, and sparkling waters dipped more than 2 percent to $330.1 million.