BRNA Blackrock North American Income Trust Plc

NET ASSET VALUE

BLACKROCK NORTH AMERICAN INCOME TRUST PLC

The unaudited net asset values for BlackRock North American Income Trust plc at
close of business on 29 August 2014 were:

115.00p Capital only
115.57p Including current year income XD

Notes:

1. Investments have been valued on a bid price basis.

2. Revenue items included in net asset value, with dividends payable deducted
on the ex-dividend date.

3.The unaudited NAV has been calculated on the basis of 100,361,305 Ordinary
Shares in issue.