Global adspend increased 2.1% in 2013 to $512.9 billion at current prices. Growth markets with the highest percentage increases in adspend from 2012-2013 included Algeria, Qatar, Zambia, Oman, and Vietnam. From 2004-2013, the top growth markets included Kenya, Qatar, Pan Arab, China, Macedonia, and Uganda, which all saw adspend increases over 400%. The United States remained the largest ad market with 30.9% of global adspend, while China was the second largest at 8.7% of global adspend.