Cocoa and sugar underperformed.

Soft commodities see a strong quarter as weather and lower supplies fuel higher prices.

With drought affecting Brazil, producers in other countries also benefiting.

Cocoa, the clear outperformer of the group, faced many oversupply issues.

Cocoa, cotton and sugar see weather problems boost prices. Coffee declines on lack of demand..

Strong supplies of coffee, cocoa, cotton and sugar pressure prices, which is hoped to spur demand.

Cotton supply tied up in China helps prices, but others pressured by inventory gluts.

We examine performance of the major soft commodities during the fourth quarter of 2012.

Higher production of sugar and cotton keep prices low, slack demand dents coffee, while cocoa breaks out of trading range.