Top Countries with the Longest Total Duration for Spacebase DF-9 from Review Channels
This list represents countries of YouTube review channels based on the longest total video duration across all videos for Spacebase DF-9. This only includes channels that have created review videos. A channel associated with a country will have its numbers added to their country's total. Numbers are retrieved via the YouTube API and updated daily.
| Country | Duration | Channels | Subscribers | Views | Videos | |
|---|---|---|---|---|---|---|
| 1. |  United States | 1:39:24 | 6 | 19,402,127 | 12,209 | 6 |
| 2. |  Germany | 12:33 | 2 | 149 | 282 | 2 |
| 3. |  United Kingdom | 9:09 | 1 | 27,200 | 295 | 1 |