Net Asset Value(s)

NET ASSET VALUE BLACKROCK NORTH AMERICAN INCOME TRUST PLC549300WWOCXSC241W468 The unaudited net asset values for BlackRock North American Income Trust plc atclose of business on 4 February 2019 were: 166.62p Capital only168.43p Including current year income Notes: 1. Investments have been valued on a bid price basis. 2. Revenue items included in net asset value, with dividends payablededucted on the ex-dividend date. 3. Following the share issuance of 100,000 ordinary shares on 04thFebruary 2019, the Company has 70,249,044 ordinary shares in issue, excluding30,112,261 which are held in treasury.