When we survey our members, we ask what their plans are for rehabilitation and replacement and for expansion of ridership. Then we ask them what portion of that has funding committed to it and what portion would need additional funding.
Really, the gap is the $18 billion. What we are seeing is that if you go with this assumption of one-third, one-third, and one-third, that would be roughly $1 billion per order of government each year for five years. That's assuming that full one-third of this.