Gold Eases As Philadelphia Fed Survey Index Rises To 16.6 In MayBy Kitco Newsn (Kitco News) – Gold fell as the current general activity index for a survey of manufacturers in the Philadelphia area rose to 16.6 in May from 8.5 in April, according to a Philadelphia Fed report. Spot gold was last down $5.30 to $1,290.80 an ounce.