Following up on that, on your slide on page 7, with the critical rare earth elements, you have demand outstripping supply. In 2015, you estimate a supply of 41,900 tonnes and a demand of 47,385 tonnes per year. At what point will the rough estimates of that supply and demand meet again? Again, I understand this is guesswork, but what's been making up for the difference between demand and supply over the last few years?
On November 25th, 2013. See this statement in context.