Cookies are small data files placed on your computer to help websites run more smoothly.

Our cookies are used to:

  • remember your settings, so you don’t have to keep re-entering them
  • remember the notifications you’ve seen so we don’t keeping showing them to you
  • understand how you use the website so we can make improvements to suit your needs.

Our cookies aren't used to identify you personally. They're just here to make the site work better for you. Find out more about how to manage your cookies.

Cookies we use

Website usage cookies (Google Analytics)

We use Google Analytics to collect information about how you use the site so we can make sure it meets your needs and understand how it can be improved.

Google Analytics stores information about the pages you visit, how long you stay, how you get here and what you click on.

We don't use cookies to collect or store your personal information (eg your name or address) so we can't identify you and we don't allow Google to use or share our data.

Cookie  name
Expiration date


2 years

Used to distinguish users


24 hours

Used to distinguish users


1 minute

Used to throttle request rate. If Google Analytics is deployed via Google Tag Manager, this cookie will be named _dc_gtm_.


30 seconds to 1 year

Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Other possible values indicate optout, inflight request or an error retrieving a Client ID from AMP Client ID service.


90 days

Contains campaign related information for the user.


Google has developed a tool to help you opt out of Google Analytics cookies.