Currently they are shown as follows (plain integers):

This doesn't appear to be very helpful for users, we can instead show actual formatted data - especially useful with larger "day" values where the meaning becomes less clear (for example, consider displaying "4 years, 359 days" instead of "1819" as the former is more readable)

This will also make aggregation of these columns much clearer for users too, which is being fixed separately in MDL-82467