But the numbers adopted by Americans has almost doubled over the last two years, and the demand keeps growing.

Even after all this, the ridiculous demands keep coming through.

And as more restaurants open, the demand for restaurant workers just keeps growing.

"The demand for a higher lever of service keeps going up, just like on the airlines."

"We've gone far beyond that, and the demand did not only keep on going, it kept increasing every year."

That demand has kept the long end of the market in a technically strong position for many months.

Supply and demand will keep those courses going without any problem.

Or was it just the demands of the people that kept them apart?

And some analysts argue that strong demand will keep the price high even after it does.

And last-minute demands kept the negotiators talking until early this morning.