 | | Style Box Details |
| | | Average Eff Duration | 27.70 Yrs
| | Average Eff Maturity | 25.40 Yrs
| | Average Credit Quality | AAA | | | |
 | | Investment Style History (as of 12-31) |
| | |
| | | | | | % of Net Assets |  | Cash | 0.0 |  | Stocks | 0.0 |  | Bonds | 100.0 |  | Other | 0.0 |  |  | | Foreign Stocks | 0.0 |
|  |  | |
| Bond Quality (% of Bonds) | |
| | | AAA | 100.0 | | BB | 0.0 | | AA | 0.0 | | B | 0.0 | | A | 0.0 | | Below B | 0.0 | | BBB | 0.0 | | Not Rated | 0.0 |
| | | Total Number of Bond Holdings | 60 | | Annual Turnover % | 24 | | Total Number of Stock Holdings | 0 | | % Assets in Top 10 Holdings | 22.11 | |
 |  |  |  |  |  | | Top 25 Holdings | Maturity Date | Amount $000 | Value $000 | % Net Assets | |  | U S Treas Bd Stripped Prin Pmt | 2042-05-15 | 37,285 | 14,043 | 2.52 |  | U S Treas Bd Stripped Prin Pmt | 2042-08-15 | 37,540 | 14,004 | 2.51 |  | U S Treas Bd Stripped Prin Pmt | 2041-11-15 | 34,745 | 13,355 | 2.40 |  | U S Treas Bd Stripped Prin Pmt | 2042-02-15 | 35,025 | 13,326 | 2.39 |  | U S Treas Bd Stripped Prin Pmt | 2041-05-15 | 29,905 | 11,749 | 2.11 | |  |  | U S Treas Sec Stripped Int Pmt | 2033-11-15 | 22,365 | 11,729 | 2.11 | | U S Treas Sec Stripped Int Pmt | 2041-08-15 | 29,500 | 11,422 | 2.05 |  | U S Treas Sec Stripped Int Pmt | 2035-02-15 | 22,445 | 11,189 | 2.01 |  | U S Treas Sec Stripped Int Pmt | 2033-05-15 | 20,890 | 11,170 | 2.01 |  | U S Treas Bd Stripped Prin Pmt | 2041-08-15 | 28,720 | 11,160 | 2.00 | |  |  | U S Treas Sec Stripped Int Pmt | 2033-08-15 | 20,815 | 11,027 | 1.98 |  | U S Treas Sec Stripped Int Pmt | 2034-05-15 | 21,370 | 10,972 | 1.97 |  | U S Treas Sec Stripped Int Pmt | 2034-11-15 | 21,135 | 10,640 | 1.91 |  | U S Treas Bd Stripped Prin Pmt | 2041-02-15 | 26,585 | 10,557 | 1.90 |  | U S Treas Sec Stripped Int Pmt | 2034-08-15 | 20,510 | 10,430 | 1.87 | |  | | U S Treas Sec Stripped Int Pmt | 2036-02-15 | 21,725 | 10,420 | 1.87 |  | U S Treas Sec Stripped Int Pmt | 2035-11-15 | 21,525 | 10,419 | 1.87 | | U S Treas Sec Stripped Int Pmt | 2036-08-15 | 21,700 | 10,204 | 1.83 | | U S Treas Sec Stripped Int Pmt | 2041-02-15 | 25,850 | 10,203 | 1.83 |  | U S Treas Sec Stripped Int Pmt | 2035-05-15 | 20,670 | 10,194 | 1.83 | |  |  | U S Treas Sec Stripped Int Pmt | 2035-08-15 | 20,770 | 10,148 | 1.82 |  | U S Treas Sec Stripped Int Pmt | 2034-02-15 | 19,435 | 10,085 | 1.81 |  | U S Treas Sec Stripped Int Pmt | 2036-11-15 | 21,310 | 9,923 | 1.78 |  | U S Treas Bd Stripped Prin Pmt | 2036-02-15 | 19,980 | 9,701 | 1.74 |  | U S Treas Bd Stripped Prin Pmt | 2040-11-15 | 23,505 | 9,424 | 1.69 |
 |  | | Data as of 03-31-13 |
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