41.   That volatility can make seasonal adjustments difficult, analysts say.

42.   The data also employed a new method of seasonal adjustment and base year.

43.   The fall after seasonal adjustments, announced Tuesday by the Trade Ministry, was contrary to forecasts from economists surveyed by Dow Jones Newswires.

44.   Horrigan warned that because of imperfect seasonal adjustments, fourth quarter trade figures have usually been strong, only to weaken in the next quarter.

45.   In the latest report, the agency revised GDP figures in the past two years, by adding new data in seasonal adjustment.

46.   But the increase was offset by seasonal adjustment factors.

47.   But the increase was offset by the seasonal adjustment factors.

48.   It was also the first time for months that the German unemployment figures had showed a fall after seasonal adjustment.

49.   Mark Vitner of Wachovia Securities said the figures may have been skewed by seasonal adjustments, and thus not as strong as they appear.

50.   The official said the expected rebound in August represented a reaction to recent steady declines and the effect of seasonal adjustments in relatively slack output levels during summer.