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About cookies and why we use them

A cookie is a small piece of data sent from a website and stored in your web browser.

Cookies provide us with details about your visit to our website, such as how you entered and navigated through the site. They are also needed to store information temporarily about your visit, for example to remember choices you have made. 

Cookies are not programs and cannot carry viruses or install malware on your computer. Visit the about cookies website for more information about cookies.

Cookies used on our website

The following table lists the cookies you may come across on our website.

Name of cookie Description and usage of cookie

Google Analytics

_ga, _gid, _gat, _gtm

Used to anonymously evaluate your use of the website and compile reports for us on website activity, which we use to improve how we design and implement our website.

Demographic information is collected, however this aggregated and anonymised data and we cannot identify individuals or personal details from this information. For more information visit cookies and Google Analytics and the Google privacy center privacy policy.

Session cookies

Used to maintain session information so that the website can function correctly. They are cleared when the browser is closed.


Used to remember your choice when you accept that by continuing to use our website, you agree to the use of cookies.


Used to remember if you have closed an information banner on our website. Without this, the banner would re-appear each time you visited the site.

Third party cookies

Third party cookies are cookies set by other websites whose services we use. These sites will have their own privacy statements and cookie policies.

External cookies

Many sites we refer you to will immediately set session cookies. We cannot audit the use of cookies by these external sites.