| Category name | Best seller rank | 50th book's rank | Median sales($) | Median price ($) | Volatility (%) | New releases (%) | Self pub.(%) | KDP Select (%) | Competition |
|---|---|---|---|---|---|---|---|---|---|
| Kindle eBooks > Reference > Words, Language & Grammar > Braille | 4,779,558 | 4,779,558 | $0 | |
100% | 0% | 100% | 100% | N/A |
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