In what year was the album “W, Here” released by NU'EST?

In what year was the album “W, Here” released by NU'EST?: The album “W, Here” was released in 2017 by NU'EST.
What is the most successful song from the album “W, Here” by NU'EST?: “Where You At” is the biggest hit from the album “W, Here” by NU'EST.

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