- remember settings and information, so you don’t have to keep re-entering them
- measure how you use the site so we can make sure it meets your needs
- optimise performance so the website is faster and more reliable
Information in our cookies can’t be used to identify you personally.
Used to determine unique visitors. Expires: 2 years.
Used to establish and continue a user session. Expires: 30 minutes.
This cookie is no longer used by the ga.js tracking code to determine session status.
Used to store the type of referral used to reach the site. Expires: 6 months.
The following cookies are set by the software the software that powers this site and are necessary for the site to function correctly.
Used to check whether cookies are enabled by your browser or not. Expires when you close your browser.
Used to identify your unique session on the website. Expires when you close your browser.