Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Sentiment changes by length of membership at the time of posting, by number of weeks in (a) and number of days in (b). A colored point at (x, y) in the graph represents that the average sentiment score of all posts published by all users in the xth week (a) or day (b) after their registration is y.
