Above is a screen grab of the excel document which gives a breakdown of the total number of social media prosecutions brought in Northern Ireland, in the year 2010, 2011 and 2012. You can see the full document here. This was accessed through the Freedom of Information Act.
The FOI document was acquired on February 15 2013.
Also, below is a breakdown of some of the specific offences and the specific law used to prosecute.