Books > Engineering & Transportation > Transportation > Aviation > Helicopters
Monthly median sales (top 30)
$460
The median book price
$16.44
Bestseller's daily sales
1
50th book's daily sales
0
Average number of pages per book
192
Monopoly/Olygopoly detected
Yes
Performance tracking
Matching KDP categories
nonfiction > transportation > public transportation
61.72%
nonfiction > transportation > aviation > history
56.69%
nonfiction > transportation > aviation > general
56.69%
nonfiction > transportation > aviation > commercial
56.69%
Keyword requirement
Best selling keywords
Median title & subtitle length is 12 words:
- Flight Instructor Instrument Practical Test Standards (PTS) for Airplane Rating and Helicopter Rating (FAA-S-8081-9E)
- Computer Testing Supplement for Inspection Authorization FAA-CT-8080-8D: (IA Training Study & Test Prep Guide)
- Commercial Pilot Rotorcraft Category Helicopter Rating Airman Certification Standards (FAA-S-ACS-16) Plus Companion Guide for Pilots (FAA-G-ACS-2)
- Black Hawk: The Story of a World Class Helicopter (Library of Flight)
- Private Pilot Rotorcraft Category Helicopter Rating Airman Certification Standards (FAA-S-ACS-15) Plus Companion Guide for Pilots (FAA-G-ACS-2)
- Indie success
-
- Volatility
- New releases
- KDP Select