Well, this figure is calculated by examining, over a five-year or ten-year period, expenditures by government on data sets, and then it looks at the expenditures by mineral exploration companies following up on the results of these data sets. So the government spends, we'll say, $10 million on providing this data, and the mineral exploration industry ends up spending $100 million on collecting more data and exploration.
On October 24th, 2011. See this statement in context.