REG-BlackRock Investment Trusts: 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 1 April 2010 was:

193.04p Capital only (undiluted)
193.97p Including current year income (undiluted)
193.04p Capital only (Treasury Shares)
193.97p Including current year income (diluted for 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 101,684,469
ordinary shares, excluding 3,440,129 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).

NET ASSET VALUE

BLACKROCK WORLD MINING TRUST PLC

The unaudited net asset value for BlackRock World Mining Trust plc at close of
business on 1 April 2010 was:

750.92p Capital only (undiluted)
751.29p 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 undiluted net asset value per share has been calculated on 177,762,242
ordinary shares excluding 15,249,600 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).

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 1 April 2010 was:

50.88p Capital & including income (Pre Performance Fee) - undiluted for subscription shares
50.88p Capital & including income (Post Performance Fee) - undiluted for subscription shares
50.11p Including income (Pre Performance Fee) - diluted for subscription shares
50.11p 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: 50.88p (Capital including income); 50.11p (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 1,809,190 subscription shares into ordinary
shares on 8 February 2010, the number of ordinary shares now in issue totals
246,565,844. The number of subscription shares now in issue totals 45,933,967.

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 1 April 2010 was:

416.52p Capital only and including debt at par value
412.26p Capital only and including debt at fair value
424.11p Including current year income and debt at par value
419.85p 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 1 April 2010 was:

140.33p Capital only (undiluted)
140.95p Including current year income (undiluted) XD
140.34p Capital only (diluted NAV incorporating treasury shares)
140.96p Including current year income (diluted NAV incorporating treasury
shares) 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 75,325,662 shares.

4. Following the resale of 500,000 shares out of treasury on 13 January 2010,
there are 274,338 shares 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 1 April 2010 was:

1076.84c per share (US cents) - Cum income with convertible bond at par value XD
704.58p per share (pence sterling) - Cum income with convertible bond at par value XD
1028.54c per share (US cents) - Capital only with convertible bond at fair value
672.97p per share (pence sterling) - Capital only with convertible bond at fair value
1034.47c per share (US cents) - Including current year income with convertible bond at fair value XD
676.85p per share (pence sterling) - Including current year income with convertible bond at fair value XD
1042.94c per share (US cents) - Fully diluted for full conversion of bond and with treasury shares not
sold (USD) incl. income XD
682.40p 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. Following the tender offer on 6 April 2009, 3,554,231 shares were tendered
and held in treasury and the cancellation of 400,000 shares held in treasury on
20 August 2009, the total number of shares now held in treasury is 3,554,231.
The number of shares in issue (excluding treasury shares) is 43,835,522.

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 1 April 2010 was:

163.87p Capital only
164.97p Including current Year Revenue
163.87p Capital only (adjusted for treasury shares)
164.97p Including current year income (adjusted for treasury shares)
160.89p Capital only (diluted for subscription shares)
161.81p Including current year income (diluted for subscription shares)

Notes:

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

2. Following the recent Tender Offer and Bonus Issue of Subscription Shares and
conversion of 12,426 subscription shares with effect
from 8 February 2010, the Company's issued share capital now consists of
74,128,534 Ordinary Shares (excluding treasury shares), 7,400,000 shares held
in treasury and 14,810,475 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 1 April 2010 was:

486.24c per share (US cents) - Including current year income
318.15p per share (pence sterling) - Including current year income

Notes:

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

2. Revenue items included in net asset value.

3. 30,000 ordinary shares were purchased on 9 December 2009, bringing the total
amount of ordinary shares held in treasury to 689,500. The total number of
ordinary shares in issue excluding treasury shares is 52,998,240.

END