What gave you the idea?
We were trying to get a picture of what was going on. But each MTF was calculating its market share differently, so it was very difficult to get any kind of meaningful comparison. The second thing was, it was very hard to get an idea of any trends. So we gave the R&D people the challenge of finding a way to measure how fragmentation is occurring, so we could predict trends. And they came up with a calculation based on the inverse of the Herfindahl index, which is wid