Net Asset Value(s)

NET ASSET VALUE

BLACKROCK SMALLER COMPANIES TRUST PLC

The unaudited net asset values for BlackRock Smaller Companies Trust plc at
close of business on 10 September 2012 were:

606.32p Capital only and including debt at par value
602.13p Capital only and including debt at fair value
612.82p Including current year income and debt at par value
608.64p Including current year income and debt at fair value

Notes:

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

2. The total number of ordinary shares in issue excluding treasury shares is
47,879,792. The total amount of ordinary shares held in treasury to 2,113,731.

3. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK LATIN AMERICAN INVESTMENT TRUST PLC

The unaudited net asset values for BlackRock Latin American Investment Trust
plc at close of business 10 September 2012 were:

889.88c per share (US cents) - Capital only with convertible bond at par value
902.38c per share (US cents) - Cum income with convertible bond at par value XD
886.74c per share (US cents) - Capital only with convertible bond at fair value
899.23c per share (US cents) - Cum income with convertible bond at fair value XD
890.70c per share (US cents) - Capital only fully diluted for full conversion of bond
900.78c per share (US cents) - Cum income fully diluted for full conversion of bond XD
555.82p per share (pence sterling) Capital only with convertible bond at par value
563.63p per share (pence sterling) - Cum income with convertible bond at par value XD
553.86p per share (pence sterling) - Capital only with convertible bond at fair value
561.66p per share (pence sterling) - Cum income with convertible bond at fair value XD
556.33p per share (pence sterling) - Capital only fully diluted for full conversion of bond
562.63p per share (pence sterling) - Cum income fully diluted for full conversion of bond XD

Notes:

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

2. The conversion price of the bonds is $8.98 until (but excluding) 15
September 2012 and $9.83 thereafter.

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

4. Following the implementation of the Tender Offer (the results of which were
announced on 2 April 2012 and which became effective on 5 April 2012) and
following the buyback of 75,000 shares on 2 May 2012 to be held in treasury,
the Company has in issue 43,841,312 shares, of which 2,267,065 were held in
treasury.

5. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

THE THROGMORTON TRUST PLC

The unaudited net asset values for The Throgmorton Trust PLC at close of
business 10 September 2012 were:

229.61p Capital only
231.47p Including current year revenue XD
229.61p Capital only (adjusted for treasury shares)
231.47p Including current year income (adjusted for treasury shares) XD

Notes:

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

2. The Company's issued share capital now comprises 73,130,326 Ordinary Shares
and 7,400,000 Treasury Shares.

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

NET ASSET VALUE

THE EASTERN EUROPEAN TRUST PLC

The unaudited net asset values for The Eastern European Trust PLC at close of
business on 10 September 2012 were:

452.08c per share (US cents) - Capital only
282.37p per share (pence sterling) - Capital only
449.58c per share (US cents) - Capital only (Diluted for subscription shares)
280.81p per share (pence sterling) Capital only (Diluted for subscription shares)
461.35c per share (US cents) - Including current year income
288.16p per share (pence sterling) - Including current year income
457.30c per share (US cents) - Including current year income (Diluted for subscription shares)
285.63p per share (pence sterling) - Including current year income (Diluted for subscription shares)

Notes:

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

2. Revenue items included in net asset value.

3. Following the recent Tender Offer, The Eastern European Trust PLC's capital
consists of 42,732,819 Ordinary Shares of 10 cents each (excluding 6,000,000
Ordinary Shares held in Treasury), carrying one vote each.

4. Following the issue of 2012 Subscription Shares on 30 July 2012, there are
now 8,546,454 2012 Subscription Shares in issue.

NET ASSET VALUE

BLACKROCK FRONTIERS INVESTMENT TRUST PLC

The unaudited net asset values for BlackRock Frontiers Investment Trust plc at
close of business 10 September 2012 were:

129.25c Capital only USD (cents)
80.73p Capital only Sterling (pence)
132.08c Including current year income USD (cents)
82.50p Including current year income Sterling (pence)

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 number of shares in issue is 94,766,267.

NET ASSET VALUE

BLACKROCK INCOME AND GROWTH INVESTMENT TRUST PLC.

The unaudited net asset values for BlackRock Income and Growth Investment Trust
plc at close of business 10 September 2012 were:

144.47p Capital only (undiluted)
143.78p Capital only (Diluted for treasury shares)
146.83p Including current year income (undiluted)
145.81p Including current year income (Diluted for treasury shares)

Notes:

1. The Company has 28,379,268 ordinary shares in issue excluding 4,554,664
shares in treasury.

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

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

NET ASSET VALUE

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC

The unaudited net asset values for BlackRock Commodities Income Investment
Trust plc at close of business on 10 September 2012 were:

118.69p Capital only
120.24p 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 payable deducted
on the ex-dividend date.

3. Following the issue of 250,000 ordinary shares on 22 June 2012, the
unaudited NAV above has been calculated based on 93,508,000 ordinary shares in
issue, there are no shares held in treasury.

4. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).