Net Asset Value(s)

BLACKROCK INVESTMENT TRUSTS

NET ASSET VALUE
BLACKROCK GREATER EUROPE INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Greater Europe Investment Trust plc
at close of business on 29 September 2010 was:

187.75p Capital only (undiluted)
191.39p Including current year income (undiluted)
186.96p Capital only (Diluted for subscription shares)
189.99p Including current year income (Diluted for subscription shares)
186.96p Capital only (Diluted for subscription shares and treasury shares)
189.99p Including current year income (Diluted for subscription shares and
treasury shares)

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 undiluted net asset value above has been calculated based on 99,042,423
ordinary shares excluding 2,642,046 shares held in treasury. The Company also has
19,806,520 subscription shares in issue.

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).

NET ASSET VALUE
BLACKROCK WORLD MINING TRUST PLC

The unaudited net asset value for BlackRock World Mining Trust plc at close of
business on 29 September 2010 was:

753.68p Capital only (undiluted)
760.05p Including current year income (undiluted)

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. 75,000 ordinary shares were purchased on 6 September 2010 to be held in
treasury.
4. The undiluted net asset value per share has been calculated on 177,637,242
ordinary shares excluding 15,374,600 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
BLACKROCK NEW ENERGY INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock New Energy Investment Trust plc at
close of business on 29 September 2010 was:

46.13p Capital & including income (Pre Performance Fee) - undiluted for subscription shares
46.13p Capital & including income (Post Performance Fee) - undiluted for subscription shares
46.13p Including income (Pre Performance Fee) - diluted for subscription shares
46.13p Including income (Post Performance Fee) - diluted for subscription shares

Notes:

1. Under the investment management agreement dated 14 December 2006, a
performance fee is payable based on outperformance of the Company's benchmark
index if the Company's NAV reaches a high watermark of 55.58p. In accordance
with the AIC statement of Recommended Practice, the above NAV includes any
relevant performance fee provisions to the extent that the high watermark has
been attained. The NAV prior to the calculation of any performance fee
accruals, for the purposes of calculating the highwatermark, amounted to:
46.13p (Capital including income); 46.13p (Capital incl. income diluted).

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

3. Following the conversion of 44,378 subscription shares into ordinary shares
on 6 August 2010, the number of ordinary shares now in issue totals
246,678,588. The number of subscription shares now in issue totals 45,821,223.

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).

NET ASSET VALUE
BLACKROCK SMALLER COMPANIES TRUST PLC

The unaudited net asset value for BlackRock Smaller Companies Trust plc at
close of business on 29 September 2010 was:

490.31p Capital only and including debt at par value
486.07p Capital only and including debt at fair value
496.53p Including current year income and debt at par value
492.28p Including current year income and debt at fair value

Notes:

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

2. 250,000 ordinary shares were purchased on 4 February 2010 and a further
65,000 shares on 5 February 2010, bringing the total amount of ordinary shares
held in treasury to 2,113,731. The total number of ordinary shares in issue
excluding treasury shares is 47,879,792.

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 COMMODITIES INCOME INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Commodities Income Investment Trust
plc at close of business on 29 September 2010 was:

129.17p Capital only (undiluted)
129.17p Including current year income (undiluted) 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 above has been calculated based on 75,600,000 shares.

4. Following the sale of 274,338 shares out of treasury on 4 June 2010, there
are 75,600,000 shares in issue. No shares are 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
BLACKROCK LATIN AMERICAN INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Latin American Investment Trust plc
at close of business on 29 September 2010 was:

1143.31c per share (US cents) Capital only with convertible bond at par
723.72p per share (pence sterling) Capital only with convertible bond at par
1159.91c per share (US cents) - Cum income with convertible bond at par value XD
734.22p per share (pence sterling) - Cum income with convertible bond at par value XD
1094.76c per share (US cents) - Capital only with convertible bond at fair value
692.98p per share (pence sterling) - Capital only with convertible bond at fair value
1111.36c per share (US cents) - Including current year income with convertible bond at fair value XD
703.49p per share (pence sterling) - Including current year income with convertible bond at fair value XD
1112.53c per share (US cents) - Fully diluted for full conversion of bond and with treasury shares not
sold (USD) incl. income XD
704.23p per share (pence sterling) - Fully diluted for full conversion of bond and with treasury shares
not sold (pence) incl. 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 number of shares in issue is 43,835,522. Following the cancellation on 31 March 2010 of 3,554,231
shares previously held in treasury, there are no shares remaining 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).

NET ASSET VALUE
THE THROGMORTON TRUST PLC

The unaudited net asset value for The Throgmorton Trust PLC at close of
business on 29 September 2010 was:

193.90p Capital only
196.22p Including current year revenue
193.90p Capital only (adjusted for treasury shares)
196.22p Including current year income (adjusted for treasury shares)
184.23p Capital only (diluted for subscription shares)
186.08p Including current year income (diluted for subscription shares)


Notes:

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

2. Following the conversion of 11,400 Subscription Shares into Ordinary Shares on 9 August 2010,
the Company's issued share capital now comprises 58,367,192 Ordinary Shares, 7,400,000 Treasury
Shares and 14,763,134 Subscription 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 value for The Eastern European Trust PLC at close of 
business on 29 September 2010 was:

486.70c per share (US cents) - Including current year income
308.08p per share (pence sterling) - Including current year income
484.31c per share (US cents) - Diluted for subscription shares (including current year income)
306.57p per share (pence sterling) - Diluted for subscription shares (including current year income)

Notes:

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

2. Revenue items included in net asset value.

3. Following the tender of 7.5% of the Company's issued share capital (excluding treasury shares)
with effect from 7 July 2010, 3,974,867 shares have been placed in treasury, bringing the total
amount of ordinary shares held in treasury to 4,664,367. The total number of ordinary shares in
issue excluding treasury shares is 49,023,373.