Details of these cookies are as follows:
- _ga Used to distinguish users (Expires in 2 years)
- _gid Used to distinguish users (Expires in 24 hours)
- ga-disable-UA-131133165-1 Used to disable analytics for the user (Expires in 2 years)
- _gat Used to throttle request rate. (Expires in 1 minute)
For more information about how Google Analytics is implemented, you can review the developer documentation here — Google Analytics Cookie Usage
You are not obliged to accept cookies. If you wish, you can set your browser to notify you before you receive a cookie so you have the chance to accept it and you can also set your browser to refuse to receive or send all cookies. The website https://ico.org.uk/your-data-matters/online/cookies/ contains step-by-step guidance on what cookies are and how cookies can be switched off by users.
If you wish to opt out of being tracked by Google Analytics across all websites you can visit http://tools.google.com/dlpage/gaoptout and download the Google Analytics Opt-out Browser Add-on.