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N A: Amazon KDP author data

N A has 84 books on Amazon, 53 of them on a best-seller list in the last 30 days (best rank #20), mostly in Chemical, Polymer Science, Polymer Chemistry.

84Books on Amazon
53Listed in 30 days
3.9Average rating
Median price$24.92
Price range (middle 50%)$14.91 – $35.95
Median reviews8
Total reviews4,412
New books (30 days)0
Breakout books (30 days)0

What stands out

  • 63% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
  • Median price $24.92, 149% above the median of their main category, Chemical.

N A's best-ranked books

  1. Rome and the Vatican book cover by N A

    Rome and the Vatican

    by N A

    • Price$15.22
    • Rating4.2
    • Reviews6

    View on Amazon · Full data on KDPTop

  2. 2022 Maine Lighthouse Wall Calendar book cover by N A

    2022 Maine Lighthouse Wall Calendar

    by N A

    • Price-
    • Rating4.8
    • Reviews35

    View on Amazon · Full data on KDPTop

  3. Fundamentals of Firefighter Skills book cover by N A

    Fundamentals of Firefighter Skills

    by N A

    • Price$97.80
    • Rating4.3
    • Reviews13

    View on Amazon · Full data on KDPTop

  4. [0323443370] [9780323443371] Slatter's Fundamentals of Veterinary Ophthalmology 6th Editio book cover by N A

    [0323443370] [9780323443371] Slatter's Fundamentals of Veterinary Ophthalmology 6th Edition-Hardcover

    by N A

    • Price-
    • Reviews-

    View on Amazon · Full data on KDPTop

  5. American Illustration 15 book cover by N A

    American Illustration 15

    by N A

    • Price-
    • Reviews-

    View on Amazon · Full data on KDPTop

  6. Structural Geology of Rocks & Regions (3rd, 12) by [Hardcover (2011)] book cover by N A

    Structural Geology of Rocks & Regions (3rd, 12) by [Hardcover (2011)]

    by N A

    • Price$191
    • Rating5.0
    • Reviews1

    View on Amazon · Full data on KDPTop

  7. The Old Testament Made Easier: Part 4 (3rd Edition) book cover by N A

    The Old Testament Made Easier: Part 4 (3rd Edition)

    by N A

    • Price$28.99
    • Rating4.7
    • Reviews20

    View on Amazon · Full data on KDPTop

  8. Scenic National Parks: Glacier Banff & Jasper book cover by N A

    Scenic National Parks: Glacier Banff & Jasper

    by N A

    • Price$15.62
    • Rating4.2
    • Reviews9

    View on Amazon · Full data on KDPTop

  9. Ninja Blender Cookbook - Breakthrough Blending 150 Fun Recipe Collection | Kitchen Cookboo book cover by N A

    Ninja Blender Cookbook - Breakthrough Blending 150 Fun Recipe Collection | Kitchen Cookbook

    by N A

    • Price$14.48
    • Rating4.5
    • Reviews135

    View on Amazon · Full data on KDPTop

  10. New World Translation of the Holy Scriptures Large Edition book cover by N A

    New World Translation of the Holy Scriptures Large Edition

    by N A

    • Price$61
    • Rating4.2
    • Reviews713

    View on Amazon · Full data on KDPTop

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.