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David Blum: Amazon KDP author data
David Blum has 9 books on Amazon, 9 of them on a best-seller list in the last 30 days (best rank #28), mostly in Federal Government, United States, US Presidents.
9Books on Amazon
9Listed in 30 days
3.9Average rating
| Median price | $0.99 |
|---|---|
| Price range (middle 50%) | $0.99 – $0.99 |
| Median reviews | 372 |
| Total reviews | 8,773 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $0.99, 90% below the median of their main category, Federal Government.
David Blum's best-ranked books
-
Anthony Bourdain: The Kindle Singles Interview (Kindle Single)
by David Blum
- Price$0.99
- Rating4.1
- Reviews1,739
-
President Barack Obama: The Kindle Singles Interview (Kindle Single)
by David Blum
- Price$0
- Rating4.0
- Reviews3,756
- Published2013-07
-
Presidente Barack Obama: Entrevista Kindle Singles (Portuguese Edition)
by David Blum
- Price$0
- Rating4.3
- Reviews1,581
- Published2013-08
-
El Presidente Barack Obama: Entrevista Kindle Singles (Spanish Edition)
by David Blum
- Price$0
- Rating4.2
- Reviews576
- Published2013-08
-
Il Presidente Barack Obama: L'intervista dei Kindle Singles (Italian Edition)
by David Blum
- Price$0
- Rating3.6
- Reviews372
- Published2013-08
-
Präsident Barack Obama: Das Kindle-Singles-Interview (German Edition)
by David Blum
- Price$0
- Rating3.6
- Reviews329
- Published2013-08
-
Le Président Barack Obama: L’entretien des Kindle Singles (French Edition)
by David Blum
- Price$0
- Rating3.7
- Reviews246
- Published2013-08
-
バラク・オバマ大統領 Kindleシングル・インタビュー (Japanese Edition)
by David Blum
- Price$0
- Rating3.7
- Reviews169
- Published2013-08
-
Solving the Puzzles of Teamwork: 20 Clues for Cracking the Teamwork Puzzle
by David Blum
- Price$0
- Rating3.6
- Reviews5
- Published2016-03
Main categories
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.