To settle the score, this account was traded/ re-balanced daily for 64 days.
End result was
A.P.Y. +11.6%
Max DD -0.5%
Pity you didn't use the 10:1 leverage Oanda gave you. You would still only have -5% drawdown, but would have made +200% per year (assuming daily compounding as you wrote).
Why wouldn't you use leverage if this is a great amplifier of your profits?