Open Terminal and paste the below command line: (Note: there is a space after Count*)
exiftool -All:*Count*
Then just find your last captured RAW file and drag it to the terminal window (This will add your file location to the command line).
Press enter and you should see the the shutter count:
My A7RII reads:
[MakerNotes] ImageCount: 17846
PS: The RX1 series camera do not report shutter count!