Cookie statement

This website,, uses cookies that are necessary to make the website work. You can also choose to set optional cookies.

Cookies help us improve the use and functionality of the website and understand how visitors use the website. We have chosen these cookies because they do not identify you personally either to us or the providers of other cookies (third parties).

You can change your cookie preferences at any time by clicking the 'Manage Cookie Preferences' link in the footer of every page on this website.

You should read this Cookie notice in conjunction with our Privacy statement which gives more information on how we collect and use your personal data when you use

What are cookies?

Cookies are small pieces of information, stored in simple text files, placed on your computer or mobile device by a website. Cookies do things like letting you navigate between pages efficiently, remembering your preferences or log in details and generally improving your experience.

Some cookies used on are strictly necessary cookies that must be in place to allow the website to function properly. You can disable these cookies by changing your browser settings but this may affect how this website functions for you.

You can also control optional cookies when you use You can do this through the “Manage Cookie Preferences” button at the bottom of every page on

We set out information about the optional cookies we use in ‘What cookies do we use?’ below

Why do we use cookies?

We use cookies for the following purposes:

What cookies do we use cookies? uses cookies in several places:

When you first visit, you will see a message informing you about cookies. You can choose to accept all cookies or manage your cookies using the 'Manage Cookie Preferences' link at the bottom of every page on the website. A cookie is set to record your preferences. uses Google Analytics to collect information about how visitors to use the website. Google sets a number of cookies to make Google Analytics work. The type of information collected includes how users get to the website, what devices are being used, how long users spend on particular pages, how many users visit the site and how many users visit particular pages. This helps us to improve the site, for example, it helps us to make sure that information is easy to find.

This information does not identify individual visitors to the website because the information these cookies collect is aggregated and therefore anonymous and IP addresses are anonymised to prevent the identification of individual users.

You can find Google's privacy policy and specific information about privacy practices for Google Analytics.

You can opt out of Google Analytics cookies on this website using ‘Manage Cookie Preferences' or more generally by using this tool: See also "How Google uses data when you use our partners' sites or apps":

Cookies on
Cookie Name Expiration Time Description
Cookies.js.preferences 180 days First party cookies that record your consent to cookies

Classed as strictly necessary

_ga 12 months from last visit First party cookie used by Google Analytics to store anonymised statistics

Optional cookie

_gid 24 hours from last visit (1 day) First party cookie used by Google Analytics to count and track page views

Optional cookie

Managing cookies

Most browsers also allow you to turn off cookies or to customise your settings for cookies. For more information, please see the links below in relation to cookie settings for the most popular browsers.

Page edited: 25 May 2021