Following its release, Doolittle sold steadily in America, and broke sales of 100,000 after six months.
The second edition sells steadily, but so far it has not allowed any of the three to quit his day job.
The hardcover sales never exploded, but the book sold steadily.
It looks like they will continue to sell steadily.
With the exception of the very large whale canvases, Howard's paintings sold steadily throughout her lifetime.
It is now common for publishers to promote only their best selling authors and to try to avoid the rest-even if they still sell steadily.
We've been selling steadily and consistently for four days.
Your little sequence on leading an orchestra is selling steadily after ten years.
Other books sell steadily over months and years, eventually outselling many official best sellers.
It still sells steadily and has been kept in print.