October NY world sugar #11 (SBV25) on Wednesday closed down -0.36 (-2.26%), and December London ICE white sugar #5 (SWZ25) closed down -6.70 (-1.44%). Sugar prices tumbled to 1-week lows on Wednesday and settled sharply lower as Brazil ramps up sugar production.  Unica reported Wednesday that Brazil's Center-South sugar output in the second half of August rose by +18% y/y to 3.872 MT.  Also, the percentage of sugarcane crushed for sugar by Brazil's sugar mills in the second half of August increased to 54. ...