31.   Credit cards rates rose during the past week.

32.   Credit card rates rose during the past week.

33.   Copper stockpiles usually rise during summer as factories close for maintenance and vacations, reducing demand.

34.   Deaths among the elderly, chronically ill, or other physically vulnerable groups tend to rise during a heat wave.

35.   Demand for electricity rose during a colder than normal winter and PowerGen increased wholesale purchases to big electricity users.

36.   Demand for natural gas rises during the summer when peak demand for air-conditioning forces utilities to turn on gas-powered generators.

37.   Debt usually rises during an expansion because people see tantalizing opportunities to spend money.

38.   Dance floors became smaller as real estate prices rose during the postwar building boom, so swing dancers learned to move within a narrow rectangle.

39.   Did test scores rise during his years as governor?

40.   Domestic abuse has risen during the blackout, police say, especially in the last few days.