This cookie is typically written to the browser upon the first visit to your site from that web browser.
If the cookie has been deleted by the browser operator, and the browser subsequently visits your site,
a new __utma cookie is written with a different unique ID. In most cases, this cookie is used to
determine unique visitors to your site and it is updated with each page view. Additionally,
this cookie is provided with a unique ID that Google Analytics uses to ensure both the validity and
accessibility of the cookie as an extra security measure.
Timestamp of this user's first session.
Timestamp for the previous session.
Timestamp for the current session.
Number of sessions started.