Savings Performance as of: Expense Ratio Industry Average Expense Ratio 30-Sep 3 Month Avg. Return Year to Date Return 1 Yr. Return 3 Yr. Avg. Annual Return 5 Yr. Avg. Annual Return Avg. Annual Return Since 12/31/96  
30-Sep-08  
Fund Name, Managers (ticker symbol), Benchmark Rates of Return  
Money Market Fund 0.13% 0.91% 0.14 0.4 1.8 2.8 4.1 3.1 3.7  
Vanguard Admiral US Treasury (VUSXX)  
Citigroup 3 Month T-bill     0.14 0.4 1.5 2.6 4.0 3.1 3.7  
Short-term Bond Fund ** 0.08% 0.89% -3.44 -3.4 -2.4 -0.5 3.1 2.7 4.8  
Vanguard Short Term Corporate (VFSIX)  
Merrill Lynch 1-3 Year Corporate     -4.75 -4.2 -2.4 -0.9 2.8 2.4 5.5  
Intermediate Bond Fund****** 0.43% 0.98% -3.18 -2.1 N.A. N.A. N.A. N.A. N.A.  
PIMCO Total Return Fund (Institutional) (PTTRX)  
Merrill Lynch Domestic Master     -1.21 -0.3            
Inflation Protected Bond Index Fund ******     -3.82 -3.8 N.A. N.A. N.A. N.A. N.A.  
Vanguard Iinflation Protected Securities (VIPIX)  
                     
Large Company Index Fund ** 0.03% 1.25% -8.9 -8.3 -19.3 -22.0 0.2 5.2 5.7  
Vanguard Institutional Stock Index (VIIIX)  
S&P 500     -8.91 -8.4 -19.3 -22.0 0.2 5.2 5.7  
Mid-Company Value Stock Fund 0.90% 1.50% -13.78 -17.5 -24.3 -30.8 -2.6 2.7 8.2  
Longleaf Partners Value Equity (LLPFX)  
Russell Midcap Value     -9.05 -7.5 -15.5 -20.5 0.5 10.0 9.8  
Mid-Company Growth Stock Fund * 1.09% 1.61% -12.62 -12.4 -16.0 -17.9 3.1 7.9    
Goldman Sacs Mid Cap Growth (GGOIX) N.A.  
Russell Midcap Growth     -15.58 -17.8 -23.4 -24.7 -0.8 6.5    
Small Company Value Stock Fund 0.56% 1.53% -6.89 -1.0 -11.3 -19.2 -0.8 9.4 11.1  
DFA Small Cap Value Equity (DFSVX)  
Russell 2000 Value     -4.69 5.0 -5.4 -12.3 2.0 9.5 9.7  
Small Company Growth Stock Fund **** 0.95% 1.66% -12.13 -15.8 -21.9 -22.4 4.0 9.9 10.1  
TCM Small Cap Growth (TCMSX)  
Russell 2000 Growth     -11.3 -7.0 -15.3 -17.1 1.5 6.6 3.3  
International Value Stock Fund 1.18% 1.68% -8.79 -11.8 -23.6 -23.4 2.9 11.4 11.3  
Brandes International Value Equity (BIIEX)  
MSCI EAFE     -14.42 -20.5 -28.9 -30.1 1.6 10.2 4.8  
International Growth Stock Fund *** 1.25% 1.68% -16.9 -27.1 -35.1 -34.9 -0.8 6.3 N.A.  
William Blair International Stock Fund (WIEIX)  
MSCI EAFE     -14.42 -20.5 -28.9 -30.1 1.6 10.2  
Preset Mixes    
Short-term Preset Mix 0.23% 1.28% -5.08 -5.2 -7.6 -6.7 2.9 4.3 6.1  
Intermediate-term Preset Mix 0.36% 1.28% -7.47 -8.1 -13.6 -14.1 2.1 5.6 7.7  
Long-term Preset Mix 0.46% 1.28% -8.98 -10.0 -17.5 -18.9 1.6 6.2 8.3  
Stock Only Preset Mix ***** 0.61% 1.28% -10.59 -12.1 -21.2 -23.3 1.1 7.0 8.6  
* Inception date of 11/30/04. Historical returns provided.  
** Expense ratio reduced as of 9/30/97,12/13/02, and 7/7/97.  
*** Inception date of 8/30/05. Historical returns provided.  
**** Inception date of 11/30/04. Historical returns provided. The returns before 11/30/04 are those for the Columbia Small Cap Growth Fund, which was managed by the same management team as the TCM Small Cap Growth Fund.  
***** Inception date of 12/31/04.  Historical returns provided for this preset mix as if it had existed as of 12/31/96, and was managed with a similar asset allocation strategy as the other preset mixes, only more aggressively.  
 
 
****** Inception date of 4/30/08.  Historical returns will be provided in the future.