i invest 1000 in vti how much will it be worth in 3 years

Among Gartner (IT) and VTI, Gartner (IT) had the best year in 1995, returning 145.5%.

ASSET YEAR % RETURN
Gartner (IT)
1993
33.98%
Gartner (IT)
1994
129.41%
Gartner (IT)
1995
145.51%
Gartner (IT)
1996
63.95%
Gartner (IT)
1997
-4.49%
Gartner (IT)
1998
-41.98%
Gartner (IT)
1999
-24.3%
Gartner (IT)
2000
-55.48%
Gartner (IT)
2001
67%
VTI
2001
-7.05%
Gartner (IT)
2002
-21.7%
VTI
2002
-20.94%
Gartner (IT)
2003
20.96%
VTI
2003
29.54%
Gartner (IT)
2004
9.97%
VTI
2004
11.81%
Gartner (IT)
2005
3.12%
VTI
2005
5.63%
VTI
2006
15.34%
Gartner (IT)
2006
52.58%
Gartner (IT)
2007
-11.85%
VTI
2007
4.67%
VTI
2008
-37.01%
Gartner (IT)
2008
2.24%
Gartner (IT)
2009
-0.5%