5-10-15 years and more is not unheard of. In case a musicians becomes established they will just say it's the result of their support and their investments, so

5-10-15 years and more is not unheard of. In case a musicians becomes established they will just say it's the result of their support and their investments, so that's when they push for max returns (see the many stories of rushed albums which labels forced out of the artists while trying to ride the wave of initial success).