Five ETFs associated with crude oil

There are five types of ETFs that you can invest associated with crude oil prices: USO, UCO, OIL,  SCO and DNO

When the crude oil prices are expected to rise, you can buy these ETFs:

USO - United States Oil 

UCO - Proshare Ultra Bloomberg Crude Oil 

OIL - Path Goldman Sachs Crude Oil Total Return (OIL)

When the crude oil prices are expected to decline, you can buy these ETFs:

SCO - ProShares UltraShort Bloomberg Crude Oil (SCO)

DNO - United States Short Oil (DNO)

  The following chart displays the movement of ETFs since January 2017.

If you have invested $1.00 at the beginning of this year, then the gains as of 8/16/2017 are:         

     USO          UCO            OIL             SCO          DNO

0.8365385 0.6715950  0.7902439    1.251664     1.141328