Closed-End National Municipal Portfolio Series 10

matured

Deposit Date: 5/3/2007
Non-Reoffered Date: 11/14/2007
Termination Date: 5/9/2012

Performance

as of 5/9/2012

Trust

Cumulative Total Return1 Average Annual Total Return2
Distributions Reinvested 3 Month 6 Month YTD Since Inception 1 Year 3 Year 5 Year Since Inception
With Transactional Sales Charge (18385Y318) -4.09% 5.10% -0.28% 28.30% 16.66% 13.73% 5.10% 5.09%
Without Transactional Sales Charge (18385Y334) 0.38% 9.95% 4.35% 34.28% 21.98% 15.41% 6.06% 6.04%
Distributions Received in Cash
With Transactional Sales Charge (18385Y300) -4.11% 5.00% -0.32% 19.86% 16.03% 12.54% 3.68% 3.67%
Without Transactional Sales Charge (18385Y326) 0.35% 9.84% 4.31% 25.44% 21.32% 14.20% 4.63% 4.62%

Benchmark

   
Bloomberg Municipal Bond 1.69% 5.74% 3.70% 32.38% 11.31% 7.43% 5.73% 5.74%
to
Deposit Date: 5/3/2007
Non-Reoffered Date: 11/14/2007
Termination Date: 5/9/2012

Performance

between

Trust

Cumulative Total Return1 Average Annual Total Return2
Distributions Reinvested    
With Transactional Sales Charge (18385Y318) 28.30% 5.09%
Without Transactional Sales Charge (18385Y334) 34.28% 6.04%
Distributions Received in Cash    
With Transactional Sales Charge (18385Y300) 19.86% 3.67%
Without Transactional Sales Charge (18385Y326) 25.44% 4.62%

Benchmark

   
Bloomberg Municipal Bond 32.38% 5.74%