Task: Text Simplification
Input (English): with 27.7 % of the daily crude oil production halted due to the depression , oil prices rose further after days of increasing levels , and on september 20 reached a record rate of over $ 84 per barrel.
Output (English): on september 20 oil prices reached a record rate of over $ 84 per barrel , after days of speculation , stemming from the halt of 27.7 % daily crude oilproduction due to depression.