Google Analytics uses cookies to keep track of visitors' web statistics. When you install Google Analytics javascript tracking code on your website, cookies are written to your visitors' computers to keep track of their activities on your website. Cookies store visitor's first visit, page views, how long they stayed on your site, entry point, and exit point among others. Cookies set by Google Analytics include __utma, __utmb, __utmc, __utmv, __utmx, and __utmz; and samples of those cookies are as follows: