DUPREE MUTUAL FUNDS


YIELD INFORMATION*


as of February 29, 2008


KENTUCKY TAX-FREE INCOME SERIES (KYTFX)

30 Day Distribution Yield at $7.21 per share   3.94%
30 Day Compounded Yield   4.00%
30 Day SEC Yield for the 30 days ended 02/29/08: 2.94%
 
TOTAL RETURNS for the period ending 02/29/08:
Annualized: One Year -1.45%
Annualized: Three Years 2.14%
Annualized: Five Years 3.02%
Annualized: Ten Years 3.98%


EXAMPLES of After-Tax Equivalent Yields:
Tax Bracket Tax-Exempt Yield Taxable Yield Equivalent
  Distributed / Reinvested Distributed / Reinvested
15% 3.94% / 4.00% 4.921% / 4.996%
25% 3.94% / 4.00% 5.577% / 5.662%
28% 3.94% / 4.00% 5.822% / 5.910%
33% 3.94% / 4.00% 6.256% / 6.351%
35% 3.94% / 4.00% 6.448% / 6.547%



KENTUCKY TAX-FREE SHORT-TO-MEDIUM SERIES (KYSMX)

30 Day Distribution Yield at $5.14 per share   3.12%
30 Day Compounded Yield   3.17%
30 SEC Yield for the 30 days ended 02/29/08 1.87%
 
TOTAL RETURNS for the period ending 02/29/08:
Annualized: One Year 2.32%
Annualized: Three Years 2.17%
Annualized: Five Years 2.09%
Annualized: Ten Years 3.26%


EXAMPLES of After-Tax Equivalent Yields:
Tax Bracket Tax-Exempt Yield Taxable Yield Equivalent
  Distributed / Reinvested Distributed / Reinvested
15% 3.12% / 3.17% 3.897% / 3.959%
25% 3.12% / 3.17% 4.416% / 4.487%
28% 3.12% / 3.17% 4.610% / 4.684%
33% 3.12% / 3.17% 4.954% / 5.033%
35% 3.12% / 3.17% 5.106% / 5.188%
* Based on calculations as explained in the Statement of Additional Information, which is available upon request.