All in all, English users outnumbered other-language users by 28 to 11 (counting the 3 doubles as other-language and the 6 unknowns as 4 English, 2 not counted). That's slightly over 70% English users, whereas they're less than half of our volunteer population (as far as I know).
Given that this is an English language list, and many WP volunteers do not speak English, this might be not so much surprising. A good thing to check would be a percentage of English users among English-speaking volunteers, but I doubt that such statistics are available.
Cheers, Yaroslav