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History
Shares of the Company’s Common Stock usually sell at a discount from their underlying net asset value (NAV) as do the shares of most other domestic equity closed-end funds. Periodically, the shares sell at a premium over NAV. The following chart shows the discount at the end of each business week during the past year. The table below the chart shows information, including the discount at the end of each quarter, during the past 10 years.
Weekly Premium/Discount History
December 2010 - December 2011
Quarterly Premium/Discount History
2001-2011
| Date | Net Asset Value | Market Price | Premium/(Discount) |
|---|---|---|---|
| 12/31/2001 | $35.14 | $33.47 | (4.75%) |
| 03/31/2002 | $34.04 | $32.98 | (3.11%) |
| 06/30/2002 | $30.08 | $27.70 | (7.91%) |
| 09/30/2002 | $25.77 | $23.50 | (8.81%) |
| 12/31/2002 | $26.48 | $23.85 | (9.93%) |
| 03/31/2003 | $25.94 | $23.25 | (10.37%) |
| 06/30/2003 | $30.15 | $27.44 | (8.99%) |
| 09/30/2003 | $30.51 | $27.49 | (9.90%) |
| 12/31/2003 | $33.11 | $29.73 | (10.21%) |
| 03/31/2004 | $33.81 | $30.35 | (10.23%) |
| 06/30/2004 | $33.65 | $30.14 | (10.43%) |
| 09/30/2004 | $33.25 | $29.53 | (11.19%) |
| 12/31/2004 | $35.49 | $31.32 | (11.75%) |
| 03/31/2005 | $35.10 | $30.87 | (12.05%) |
| 06/30/2005 | $37.27 | $32.00 | (14.14%) |
| 09/30/2005 | $39.88 | $34.83 | (12.66%) |
| 12/31/2005 | $39.00 | $34.54 | (11.44%) |
| 03/31/2006 | $40.76 | $37.84 | (7.16%) |
| 06/30/2006 | $39.52 | $36.10 | (8.65%) |
| 09/30/2006 | $40.86 | $37.66 | (7.83%) |
| 12/31/2006 | $40.54 | $37.12 | (8.44%) |
| 03/31/2007 | $41.00 | $36.84 | (10.12%) |
| 06/30/2007 | $45.14 | $40.55 | (10.17%) |
| 09/30/2007 | $45.94 | $40.77 | (11.25%) |
| 12/31/2007 | $38.10 | $34.70 | (8.92%) |
| 03/31/2008 | $36.10 | $31.79 | (11.94%) |
| 06/30/2008 | $36.15 | $32.36 | (10.48%) |
| 09/30/2008 | $29.91 | $25.87 | (13.51%) |
| 12/31/2008 | $21.09 | $17.40 | (17.50%) |
| 03/31/2009 | $18.73 | $15.35 | (18.05%) |
| 06/30/2009 | $22.89 | $18.75 | (18.09%) |
| 09/30/2009 | $26.91 | $23.79 | (11.59%) |
| 12/31/2009 | $27.50 | $23.46 | (14.69%) |
| 03/31/2010 | $28.97 | $24.78 | (14.46%) |
| 06/30/2010 | $25.12 | $21.40 | (14.81%) |
| 09/30/2010 | $28.81 | $24.38 | (15.38%) |
| 12/31/2010 | $31.26 | $26.82 | (14.20%) |
| 3/31/2011 | $33.01 | $28.34 | (14.15%) |
| 06/30/2011 | $32.64 | $28.06 | (14.03%) |
| 09/30/2011 | $26.66 | $22.96 | (13.88%) |
| 12/31/2011 | $29.78 | $24.91 | (16.35%) |
