A nice write-up from the library signing two days ago:
Authors reveal secrets to mystery writing
Frederick News Post - Frederick,MD,USA

The following were the bestselling titles during June at member bookstores of the Independent Mystery Booksellers Association. Death of a Cozy Writer tied for 5th in softcover:

Hardcovers

1. The Scarecrow by Michael Connelly (Little, Brown)
2. Finger Lickin' Fifteen by Janet Evanovich (St. Martin's)
3. Gone Tomorrow by Lee Child (Delacorte)
4. Roadside Crosses by Jeffery Deaver (Simon & Schuster)
5. The Sweetness at the Bottom of the Pie by Alan Bradley (Delacorte)
6. The Dark Horse by Craig Johnson (Viking)
7. Even by Andrew Grant (St. Martin's)
7. The City and the City by China Mieville (Del Rey)
9. The Language of Bees by Laurie R. King (Bantam)
10. The Lovers by John Connolly (Atria)
10. Below Zero by C.J. Box (Putnam)
 
Softcovers

1. The Diva Wore Diamonds by Mark Schweizer (St. James Music Press)
2. The Girl with the Dragon Tattoo by Stieg Larsson (Vintage)
3. The Likeness by Tana French (Penguin)
4. Swan Peak by James Lee Burke (Pocket)
5. Death of a Cozy Writer by G.M. Malliet (Midnight Ink)
5. Dyer Consequences by Maggie Sefton (Berkley)
7. Wishbones by Carolyn Haines (St. Martin's)
8. From Dead to Worse by Charlaine Harris (Ace)
8. The Diva Takes the Cake by Krista Davis (Berkley)
10. Walking the Perfect Square by Reed Farrel Coleman (Busted Flush)
10. By Hook or By Crook by Betty Hechtman (Berkley)
10. The Angel's Advocate by Mary Stanton (Berkley)