In line with the code of practice on consultation, the Department of Energy and Climate Change publishes all its consultation documents on its website at:
http://www.decc.gov.uk/en/content/cms/consultations/consultations.aspx
The number of responses received for individual consultations is recorded in the Government response documents. These are published on the departmental website alongside the consultations themselves.
The total cost incurred for each consultation: The information is not available and could be obtained only at disproportionate cost.