History <a href=" http://www.markbrucecompany.com/index.php/degra-sildenafil-nedir#spiritual ">degra sildenafil ne ie yarar</a> Greater China accounted for 13 percent of Apple's sales, or$5 billion, in April-June - down from nearly 19 percent in theprevious quarter. Hong Kong was a particularly weak spot. "It'snot totally clear exactly why that occurred," CEO Tim Cook saidon a conference call with analysts.