I'd wager that's because a vast majority of Arch users are power users and KDE has power-user features. GNOME's number is buoyed by the numbers of Fedora and U

I'd wager that's because a vast majority of Arch users are power users and KDE has power-user features. GNOME's number is buoyed by the numbers of Fedora and Ubuntu (since they use GNOME or variant as their 'default' DE).