Communication +1
10.9K 0 0
2.3K 0 0
Communication +2
9.7K 1 5
Communication
19.1K 1 4
3.0K 0 0
3.1K 1 4
4.1K 0 2
4.9K 0 0
4.6K 0 3
Communication +3
10.3K 4 5
4.8K 0 1
Personal +1
5.3K 0 0
SMS was the most widely used data application, with an estimated 3.5 billion active users, or about 80% of all mobile phone subscribers at the end of 2010.