Session cookies allow us to identify you as a unique visitor to our site. This is an essential secure site cookie, it ensures that we can match your requests to your browser.
|_cdc_group_production_vms_r4||Random key of letters and numbers||24 hours unless you login and check "Keep me logged in" in which case it's 2 weeks|
If you coose to opt in to accept cookies on our site we store a cookie so that we can remember your choice, and we don't have to ask you every time you visit our site.
|cnl_cookies||If you accept cookies, by navigating the site, it will have a value of 'cnl_cookies_accepted'. If you decline cookies it will have a value of 'cnl_cookies_declined'. Before you make a choice it will have a value of cnl_cookies_pending.||1 year if you accept, 2 weeks if you decline|
We use Google Analytics to collect information about how people use this site. We do this to make sure it’s meeting its users’ needs and to understand how we could do it better.
Google Analytics stores information about what pages you visit, how long you are on the site, how you got here and what you click on. We do not collect or store your personal information (e.g. your name or address) so this information cannot be used to identify who you are. We do not allow Google to use or share our analytics data.
|__utma||Random number||2 years|
|__utmb||Random number||30 mins|
|__utmc||Random number||When you close browser|
|__utmz||Random number and information about how site was reached||6 months|
AWStats is another way to measure website usage
|AWSUSER_ID||Random key of letters and numbers||10,000 hours|
|AWSSESSION_ID||Random key of letters and numbers||Less than one day|
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Visit aboutcookies.org for details of how to manage cookies on a wide variety of browsers.
If you do not want us to store analytics cookies on your browser, you can either change your browser settings to stop cookies being stored, or click the button below to remove Analytics Cookies from this site. We will continue to store the session cookie and a cookie telling us you have opted out of analytics cookies. These cookies are essential to the running of the site.