Prison Incidents (1418/17)

Please accept the following request for information under the Freedom of Information Act:

The number of incidents attended at prisons and youth detention centres in each year from 2011 to 2016?
The number of these incidents which were linked to ‘legal highs’ or ‘NPS’ such as ‘Spice’ or ‘Black Mamba’? Please provide figures broken down by year. Read more