Please check out this video (4:52), and see what if any of it describes you or someone you know. At times, I fit into each of the 4 types: social, thinking, anxious, and restrained...
Mmm... probably something like 40%/55%/5% for 1/2/3 respectively. I'm not really any more restrained than the typical person.
4/4 for me as well!
4 for me too.