Jan 11 (Reuters) - Swiss chemicals maker Sika AG reported a 15.8% increase in full-year sales to 10.49 billion Swiss francs($11.37 billion, as the company exceeded its target of hitting annual sales of 10 billion Swiss francs for the first time.

($1 = 0.9227 Swiss francs) (Reporting by John Revill in Zurich and Kanjyik Ghosh in Bengaluru)