You asked
I am writing to ask if you could please provide me with the following information
Figures for all alcohol related NHS admittance over last 5 years 2010 - 2015
Figures for all cannabis related NHS admittance over last 5 years 2010 - 2015
We said
ONS do not hold any data on NHS admittance. The Health and Social Care Information Centre may be able to assist further with your query.