| Fund | YTD | 1Y | 3Y* | 5Y* | |
|---|---|---|---|---|---|
| 1981 |  | +0.78% | +1.02% | +1.80% | +1.47% |
| 1982 |  | +0.77% | +0.62% | +11.73% | +2.07% |
| 1983 |  | +0.77% | +1.34% | +2.63% | +1.94% |
| 1984 | +0.77% | +1.01% | N/A | N/A | |
| 1985 | +0.77% | +1.02% | +1.82% | +1.46% | |
| 1986 | +0.76% | +0.96% | +1.51% | +1.19% | |
| 1987 | | +0.76% | +0.96% | +1.51% | +1.19% |
| 1988 |  | +0.76% | +0.93% | +1.57% | +1.31% |
| 1989 | | +0.76% | +1.00% | +1.80% | +1.47% |
| 1990 | +0.76% | +1.79% | +3.85% | N/A | |
| 1991 | | +0.76% | +1.53% | +2.75% | +1.91% |
| 1992 | +0.76% | +0.95% | +1.60% | +1.34% | |
| 1993 |  | +0.75% | +0.97% | N/A | N/A |
| 1994 | | +0.75% | +1.50% | N/A | N/A |
| 1995 |  | +0.75% | +0.93% | +1.57% | +1.31% |
| 1996 | +0.74% | +1.80% | N/A | N/A | |
| 1997 | +0.74% | +1.80% | N/A | N/A | |
| 1998 | | +0.74% | +1.49% | +2.78% | +1.87% |
| 1999 | | +0.73% | +0.91% | +1.59% | +1.28% |
| 2000 | | +0.72% | +0.89% | +1.55% | +1.25% |
| 2001 |  | +0.72% | +0.92% | +1.55% | +1.27% |
| 2002 | | +0.72% | +0.92% | +1.55% | +1.26% |
| 2003 |  | +0.72% | +0.91% | +1.63% | +1.31% |
| 2004 | +0.72% | +0.90% | +1.56% | N/A | |
| 2005 | +0.72% | +0.90% | +1.52% | N/A | |
| 2006 | +0.72% | +0.90% | +1.94% | +2.19% | |
| 2007 | +0.72% | +0.90% | +1.58% | +1.27% | |
| 2008 | +0.71% | +0.94% | N/A | N/A | |
| 2009 | +0.71% | +1.30% | +2.92% | N/A | |
| 2010 | | +0.71% | +0.88% | +1.59% | +1.28% |
