11.   The employment creation associated with such expenditure can then be calculated using an estimate of output per head data for the whole economy.

12.   It is calculated using rainfall averages and monthly mean surface and air temperatures.

13.   Company spokesmen, however, said the figures were calculated using world market prices without figuring in national subsidies that help bring them down.

14.   Fourth-quarter results on a diluted basis are calculated using all potential common shares, such as warrants and options.

15.   The amounts were calculated using rules set by Congress and the courts to measure the value of assets.

16.   The amount of walking activity in each city was calculated using a U.S. Census survey on the percentage of people who walk to work.

17.   The change will not directly influence the performance of the general index, which will be calculated only using share prices from floor trading.

18.   The book-to-bill ratio is calculated using a three-month moving average and is seasonally adjusted.

19.   The figures are calculated using accrual accounting principals, which take into account assets and liabilities, non-spending items and future liabilities.

20.   The index is calculated using figures and estimates of annual manufacturing output, electrical power consumed on a monthly basis and total hours worked.