The South Korean midfielder joined the Black Cats on a season-long loan in the summer and has emerged as a vital contributor for the Wearside club in recent times.
Ki could head back to Swansea at the end of the season but he insists he is not thinking about the future as he concentrates on the job at hand at the Stadium of Light.
"I've got three goals this season, I'm happy with that, and I do enjoy scoring,” he told the club’s official website.
"I have no aims when it comes to how many goals I score, I just want to do well for the team.
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