Senator Cormann asked the Minister representing the Treasurer, upon notice, on 18 May 2011: For each financial year from 2012-13 to 2021-22, what are the expenditure estimates or projections for each specific measure related to the imposition of the Mineral Resources Rent Tax, including: (a) the proposed increase in the Superannuation Guarantee levy, from 9 per cent to 12 per cent; (b) the proposed Regional Infrastructure Fund; (c) the proposed reduction in the company tax rate; and (d) any other proposed related measures.