To see the number of credits used on each of your events, go under the “My account”/”My credits” tab.
It is possible to filter dependending on the dates to see the total number of used credits for an event.
For example: The event takes place on February 18th 2020, with the first registrations in December 2019. If the selected start date is January 1st 2020, credits used on this event in 2019 will not appear.