In what year was the album “M1” released by Mathea?

In what year was the album “M1” released by Mathea?: The album “M1” was released in 2019 by Mathea, featuring 6 tracks.
What is the most successful song from the album “M1” by Mathea?: “Alles Gute” is the biggest hit from the album “M1” by Mathea.

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