Cookies are small files stored on your device when you visit a website. We use some essential cookies to make this website work.
We would like to set additional cookies to remember your settings and understand how you use the site. This helps us to improve our services.
You have accepted all additional cookies. You have rejected all additional cookies. You can change your cookie preferences at any time. Hide
16 August 2022
These statistics were suspended during the pandemic. We have recently restarted collection of these data and we will provide an update on progress on 13 September 2022.
Previous versions of this data are available.
