input: [Description] This cookie name is asssociated with Google Universal Analytics - which is a significant update to Google's more commonly used analytics service. The new service reduces the reliance on cookies in general, and only sets this and one other - _gat, although Google also say data can be collected without setting any cookies. This cookie is used to distinguishes unique users by assigning a randomly generated number as a client identifier. It is included in each page request in a site and used to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years, although this is customisable by website owners. sed to calculate visitor, session and campaign data for the sites analytics reports. By default it is set to expire after 2 years, although this is customisable by website owners. [Expiry] 2 years [Cookie name] 
output: _ga
options: _ g a
options: _ g a t
options: _ _ u t m a
options: _ _ u t m b
options: _ _ u t m c
options: _ _ u t m t
options: _ _ u t m v
options: _ _ u t m x
options: _ _ u t m z