Perhaps they only collect data from browsers hitting their web site?
23 karma · joined July 14, 2016
On https://www.netmarketshare.com combined IE market share is 31% and Edge is 5%.
!+[]`$
The parent link above is ES5 and uses 8 characters: !+[](){}
The jsfuck.com ES6 dialect uses 6 characters: !+[]()
jsfuck was previously ES5 but they now rely on ES6isms to shorten their code.