FACTBOX - Top 10 best and worst S&P 500 performers

NEW YORK (Reuters) - The S&P 500 index lost 38.5 percent in 2008 and had its third-worst annual percentage loss ever.

Below are tables for the top 10 best and worst performers for the year in the S&P 500 index, in terms of percentage gains and losses.

WINNERS

Company Pct change

Family Dollar Stores Inc 35.6

UST Inc 26.6

Amgen 24.4

H&R Block Inc 22.4

Celgene Corp 19.6