The FOB Korea  marker in the propylene market hit a 22-month high Thursday, as the marker 

was assessed at $1,000/mt. 

The last time the marker was at this level was in May 2015. 

From the  start of 2017, the  FOB Korea marker has soared 16.28% from $860/mt on January 

3. Over  the same  period, the  CFR China marker has also rallied 13.3%, to reach $1,020/mt 

Thursday.