Where are cell phones most popular?

China's two special administration regions -- Macau and Hong Kong -- have more cell phone subscriptions per capita than anywhere else in the world.
For every 100 people in Macau, there are 206.43 cell phone subscriptions, according to recent statistics from the International Telecommunications Union. Hong Kong is second with 190.21 subscriptions for every 100 people.
China, the world's most populous nation, has the most cell phone subscriptions in the world: just more than 859 million. But there are only 64.04 subscriptions per 100 people, ranking it 150th on the list above.
The United States ranks 114th, with 89.86 subscriptions per 100 people.
At the bottom of the list is Myanmar, where there are only 1.24 subscriptions for every 100 people. North Korea is second from bottom with 1.77. Most of the bottom 25 consists of poor African countries.
Joining Macau and Hong Kong in the top five are Saudi Arabia, Montenegro and Panama.
Oil-rich countries are well-represented in the top 20, with Saudi Arabia joining Libya (9), Russia (11), Oman (12), Kuwait (14) and the United Arab Emirates (20).