The numbers of podcasting

The podcasting is one of the most success on the net in the last years..Now we have the number of this success

Source: Pew Internet & American Life Project February-April survey of 4,001 adults (2,822 were internet users); August
2006 survey of 2,928 adults (1,990 were internet users and 972 were asked the podcast downloading question). Margin
of error is ±2% the total sample and ±2% for internet users in the Feb.-Apr. 2006 survey. Margin of error is ±2% for the
total sample and ±3.5% for the 972 internet users in the August 2006 survey.