United Parcel Service Inc , the package delivery company, posted a sharply bigger quarterly profit on Thursday and raised its outlook for the year as export volume jumped 15 percent.

UPS reported a profit of $845 million, or 84 cents per share, compared with a profit of $445 million, or 44 cents per share, a year earlier.

Revenue rose 13 percent to $12.2 billion.

Atlanta-based UPS raised its guidance to a range of $3.35 to $3.45 per share from $3.05 to $3.30 per share.

Substantial growth in our international segment continues to outpace the market, CEO Scott Davis said in a statement.

(Reporting by Helen Chernikoff; Editing by Maureen Bavdek)