11.   It is also necessary for the firm to be operating at above minimum efficiency scale, the low point of the average cost curve.

12.   After reaching a low point, however, the notion of a difference between Ukrainians and Russians began to gain ground.

13.   The only low point was the last album, with a photo of his son in hospital.

14.   For him, the low point came with a telephone call from the factory.

15.   Although the two can point to successes now, there were plenty of low points.

16.   And every year, amid the heat and the impromptu mosh pits, certain high and low points emerge.

17.   And they know he has moved beyond the low points of his life, rising to help guide his family through its own tragedies.

18.   At a particularly low point, he said, he became a Christian, and with that came a much different perspective on life.

19.   Asked to assess the trip, operations director M.L. Carr accurately called the Clipper loss the low point.

20.   At her low point, she often slept around the clock and was unable to focus or even stay awake between shots.