COMPARISON OF CHANGE IN VALUE OF $10,000 INVESTMENT
IN DREYFUS INSURED MUNICIPAL BOND FUND, INC. AND
THE LEHMAN BROTHERS MUNICIPAL BOND INDEX
EXHIBIT A:
DREYFUS
LEHMAN INSURED
BROTHERS MUNICIPAL
PERIOD MUNICIPAL BOND
BOND FUND,
INDEX * INC.
4/30/90 10,000 10,000
4/30/91 11,149 11,087
4/30/92 12,209 12,036
4/30/93 13,754 13,643
4/30/94 14,051 13,543
4/30/95 14,985 14,133
4/30/96 16,177 14,779
4/30/97 17,249 15,702
4/30/98 18,853 17,006
4/30/99 20,163 18,162
4/30/00 19,978 17,717
* Source: Lipper Analytical Services, Inc.