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 17 April 2009 was:

127.47p Capital only (undiluted)

128.62p Including current year income (undiluted)

127.47p Capital only (treasury shares)

128.62p 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 106,820,690
ordinary shares, excluding 5,568,268 shares currently 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).

5. Today's NAV includes an adjustment of £168k representing VAT recovered as a
result of the JPMorgan Claverhouse VAT case. This VAT recovery has been
allocated 20% to revenue and 80% to capital in accordance with the original
allocation of the management fees. The impact on the NAV is estimated to be an
increase of approximately 10 basis points.

NET ASSET VALUE

BLACKROCK WORLD MINING TRUST PLC

The unaudited net asset value for BlackRock World Mining Trust plc at close of
business on 17 April 2009 was:

395.87p Capital only (undiluted)

398.19p 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. 166,000 ordinary shares were purchased on 3 February 2009, bringing the
total amount of ordinary shares held in Treasury to 15,249,600.

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).

5. Today's NAV includes an adjustment of £2.2m representing VAT recovered as a
result of the JPMorgan Claverhouse VAT case. This VAT recovery has been
allocated wholly to the revenue account in accordance with the original
allocation of the management fees. The impact on the NAV is estimated to be an
increase of approximately 30 basis points.

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 17 April 2009 was:

43.67p

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 highwatermark 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 highwatermark has
been attained. The NAV prior to the calculation of any performance fee
accruals, for the purpose of assessing the highwatermark, amounted to 43.67p.

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.

4. The number of shares in issue totals 243,750,000.

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).

6. Today's NAV includes an adjustment of £0.5m representing VAT recovered as a
result of the JPMorgan Claverhouse VAT case. This VAT recovery has been
allocated wholly to the revenue account in accordance with the original
allocation of the management fees. The impact on the NAV is estimated to be an
increase of approximately 50 basis points.

NET ASSET VALUE

BLACKROCK SMALLER COMPANIES TRUST PLC

The unaudited net asset value for BlackRock Smaller Companies Trust plc at
close of business on 17 April 2009 was:

256.95p (Capital only and including debt at par value)

251.46p (Capital only and including debt at fair value)

263.92p (Including current year income and debt at par value)

258.42p (Including current year income and debt at fair value)

Notes:

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

2. 300,000 ordinary shares purchased on 9 April 2009, bringing the total amount
of ordinary shares held in treasury to 1,798,731. The total number of ordinary
shares in issue excluding treasury shares is 48,194,792.

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 17 April 2009 was:

94.31p Capital only (undiluted)

94.98p Including current year income (undiluted) - XD

94.39p Capital only (diluted NAV incorporating treasury shares)

95.04p 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 73,325,662 shares.

4. Following the resale of 250,000 shares out of treasury on 16 April 2009,
there are 2,024,338 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).

6. Today's NAV includes an adjustment of £43k representing VAT recovered as a
result of the JPMorgan Claverhouse VAT case. This VAT recovery has been
allocated 25% to the revenue and 75% to capital in accordance with the original
allocation of the management fees. The impact on the NAV is estimated to be an
increase of approximately 5 basis points.

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 17 April 2009 was:

557.77c per share (US cents) - Capital only

376.77p per share (pence sterling) - Capital only

561.49c per share (US cents) - Including current year income

379.29p 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, 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 making the total number of shares now held in treasury
3,954,231. 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 17 April 2009 was:

101.83p Capital only

104.51p Including current year revenue - XD

Notes:

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

2. Following the recent tender offer, the company now holds 8,200,000 shares in
treasury. The number of shares in issue (excluding treasury shares) is
82,351,197.

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

END