He performed three times per week for two and a half years.

They also happen to be good friends who have performed together for 10 years.

He performed in that spot for two years and a half.

He continued to tour and to perform for the next two years.

The couple has been performing for 25 years here and abroad.

They are one of the few bands to perform for over 45 years.

The group continued to perform for nearly 20 years after Anderson's death.

It has been performed successfully for more than 25 years.

She withdrew from performing for six years in the 1990s.

The companies agreed to perform joint research and development for five years.