Watch the first minute of the video and complete the text below.
In 2000 there were 700 million ______ ______ ______, three quarters of which were in the ______ ______. Yet by the end of 2008 there were around 4 billion, three quarters of them in the ______ ______. What was once a yuppie toy has become a tool of ______ ______, even in the world's poorest places.
Developing countries are now ______ the market's ______. In the 12 months to the end of March 2009, the number of ______ ______ in India increased by 128 million, or 52%. In Western Europe, by contrast, the number of subscribers increased by 27 million, or 5%.
If you can't see the video properly, click here to watch it on the Economist site.