Tourism in Tokyo is also a contributor to the economy. In 2006, 4.81 million foreigners and 420 million Japanese visits to Tokyo were made; the economic value of these visits totaled 9.4 trillion yen according to the Tokyo Metropolitan Government. Many tourists visit the various downtowns, stores, and entertainment districts throughout the neighborhoods of the special wards of Tokyo. Cultural offerings include both omnipresent Japanese pop culture and associated districts such as Shibuya and Harajuku, subcultural attractions such as Studio Ghibli anime center, as well as museums like the Tokyo National Museum, which houses 37% of the country's artwork national treasures (87/233).