The silicone DMC commodity index on February 7 was 97.94, which was the same as yesterday, a decrease of 15.01% from the highest point of the cycle at 115.24 (2017-04-18), and a 39.12% increase from the lowest point of July 27, 2016 at 70.40. . (Note: Period refers to 2011-09-01 to present)