Senator SCULLION (Northern Territory—Minister for Indigenous Affairs and Leader of The Nationals in the Senate) (14:44): Again, I'll have to take those details on notice, but I can assure you that a cost-benefit analysis is done in line with us making an investment in all of these areas. As I said, I will have to get you the details, but that's our policy. The PRESIDENT: Senator Watt, a further supplementary question.