Asians are the true fans of iPhone
Apple iPhone was designed in the US, started in the US, and most of the great features and apps are based around the US. But apparently people in Asia love iPhone more than any other countries.
Source: Google Trends Insight
For a digital product like iPhone, it makes sense to approximately calculate popularity of the product by search volume, the crowds that are interested in purchasing iPhones are always the ones that have at least basic knowledge on the Internet; therefore, the main source of information for these crowds would be through online search.
