1.   Alter all, citation indexes are based on that principle.

2.   The index may be based on page numbers or in a report, in section order.

3.   Both indexes are based on market capitalization.

4.   But she agreed with critics who said that the index should be based on criteria beyond one standardized test.

5.   He said the relatively small samples on which the index was based inevitably produced some erratic figures.

6.   The index is based on Massachusetts employment and tax receipts data.

7.   The index is based on a survey of manufacturing and other companies operating in the state.

8.   The index is based on net sales at stores open at least one year.

9.   The index is based on output of selected products, the statistical office said.

10.   The index is based on previously published reports, while others provide new information about the economy.