Where are the biggest top 10 internet companies based

These are the TOP 10 highest valued Internet companies across 50 countries as per the world start up report. The  US ranks no 1 , and  has the highest number of internet companies with valuation of  $400 billion. Among the top 10 list, china ranks no 2 with valuations of ($200billion). Ranking no 3 is  South Africa with $46billion. South Korean and Japanese companies share 4th spot  both with $28billion.

 These are the global  top "50 biggest  tech company list

These are biggest tech companies in your country