I'm Sending IMs - Instant Messenger serivce by American Online - Brief Article - Statistical Data Included

ISP Business, March, 2001

- In January 2001, 21.3 million unique users in the US used AOL Instant Messenger from home;

- 5.4 million used it from work;

- ICQ (owned by AOL) was used by 8.5 million at home and 1.2 million at work;

- Thirteen million from home and 2.7 million from work used Microsoft to send instant messages; and

- 10.4 million from home and 1.9 million from work used Yahoo! (Source: Media Metrix)