מאצאתי ב CNN את ה EFT הבאים מה מומלץ?

DTUL Barclays Bank iPath US Treasury 2 year Bull 55.73 0.00 0.00% 0.00
SHY iShares Barclays 1-3 Year Treasury Bond Fund 84.32 -0.14 -0.17% 246.2K
SHV iShares Barclays Short Treasury Bond Fund 110.23 0.00 0.00% 112.0K
TUZ PIMCO 1-3 Year US Treasury Index Fund 51.04 -0.059 -0.12% 1.1K
PLK PowerShares Active Low Duration Fund 25.33 -0.13 -0.51% 2.6K
SCHO Schwab Short-Term U.S. Treasury ETF 50.32 -0.08 -0.16% 45.5K
VGSH Vanguard Short Term Government Bond ETF 60.91 -0.0862 -0.14% 30.9K