| 2010 Historical Rate Information |
| Date |
Net Asset Value |
Net 1-Month Return |
Net 3-Month Return |
Net 1-Year Return |
Annualized Net Return Since 7/31/96 |
$1,000,000 Investment Fund Net |
| 01/31/10 |
18.598% |
0.58% |
0.48% |
2.17% |
4.68% |
$1,855,347 |
| 02/28/10 |
18.632% |
0.18% |
0.15% |
2.34% |
4.67% |
$1,858,739 |
| 03/31/10 |
18.597% |
-0.19% |
0.57% |
1.68% |
4.63% |
$1,855,247 |
| 04/30/10 |
18.644% |
0.25% |
0.25% |
1.89% |
4.61% |
$1,859,936 |
| 05/31/10 |
18.704% |
0.32% |
0.39% |
1.97% |
4.61% |
$1,865,922 |
| 06/30/10 |
18.785% |
0.43% |
1.01% |
2.43% |
4.61% |
$1,874,002 |
| 07/31/10 |
18.831% |
0.24% |
1.00% |
2.50% |
4.60% |
$1,878,591 |
| 08/31/10 |
18.857% |
0.14% |
0.82% |
2.31% |
4.59% |
$1,881,185 |
| Date |
Gross 1-Month Return |
Gross 3-Month Return |
Gross 1-Year Return |
Annualized Gross Return Since 7/31/96 |
$1,000,000 Investment Fund Gross |
| 01/31/10 |
0.60% |
0.55% |
2.45% |
5.01% |
$1,939,613 |
| 02/28/10 |
0.20% |
0.21% |
2.62% |
5.00% |
$1,943,575 |
| 03/31/10 |
-0.16% |
0.64% |
1.96% |
4.95% |
$1,940,387 |
| 04/30/10 |
0.28% |
0.32% |
2.17% |
4.94% |
$1,945,737 |
| 05/31/10 |
0.35% |
0.46% |
2.25% |
4.94% |
$1,952,462 |
| 06/30/10 |
0.46% |
1.08% |
2.71% |
4.94% |
$1,961,366 |
| 07/31/10 |
0.27% |
1.07% |
2.78% |
4.93% |
$1,966,636 |
| 08/31/10 |
0.16% |
0.89% |
2.59% |
4.91% |
$1,969,819 |
|
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