Andy - I ran the numbers - they can't be at 66% at 150 Barrels a day.
10 days at 150 Barrels = 1500 Barrels.
1500/8000 = 18.75%
Even when I reduce the target to 80% (6400 Barrels).
1500/6400 = 23.4%
So I'm calling a typo here on somebodies account based on the numbers.