In what year was the album “Une Année” released by Apink?

In what year was the album “Une Année” released by Apink?: The album “Une Année” was released in 2012 by Apink, featuring 9 tracks.
What is the most successful song from the album “Une Année” by Apink?: “April 19th” is the biggest hit from the album “Une Année” by Apink.

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