Earlier quoted context omitted.
That statistic seem cherry picked. Their competitors either sell absolutely tiny numbers of luxury watches or are basically commodities and operate with relatively thin margins. Competition in this space with both volume and profit margin is what? Rolex? Apple is basically a corporate behemoth that moved in next to the Mom & Pop boutiques.
What would be the not-cherry-picked statistic then?
Total units shipped. Gross revenue for shipped units.
Total profit earned is basically a measure of brand loyalty and the ability of Apple to mark up their products.