1.   Amy Young, a graduate student in geology, said she had lost about a year in her studies because of her teaching load.

2.   Cisco Systems, Oracle Corp. and National Semiconductor Corp. each lost about a quarter of their market value over the past five days.

3.   Euros, which began trading in electronic form two and a half years ago, have lost about one-quarter of their value against the dollar.

4.   Funds investing in Mexican securities alone lost about half their value in December when the government devalued its currency.

5.   He also holds Chiquita Brands International Inc., which lost about half its market when Europe started giving preferential tariffs to bananas coming from the Caribbean.

6.   He lost about half his initial investment, and his account has fallen much further from its peak.

7.   In a matter of about four months, the rupiah and the benchmark index lost about half their values, and Hetherington was out of a job.

8.   In the Korean and Vietnam wars, he said, American fighting units lost about one-quarter of their soldiers to stress.

9.   In the past four quarters, Donna Karan has alternated losses with profits, and its shares have lost about half their value.

10.   Its stock has lost about half its value over the last year, in part because Disney declared its intention to compete.