Your article counts shipments. That’s the most of market metrics. Better: revenues. Even better: profits. This is what Apple historically focussed on, to the detriment of its competition.

Betterer: device + platform (*e.g. App Store fees, Apple Music, iCloud) revenues. Even betterer: device + platform profits. This is what Cook is now focusing on, in light of the world’s most profitable consumers buying phones less often but still religiously spending on them.