This query will give you the number of items per hour for the past 24 hours. You can just increase the number of hours or even switch up the where clause to use between.
select "Archived Date" = left (convert (varchar, archiveddate,20),14),
"Hourly Rate" = count (*),
"Av Size" = sum (itemsize)/count (*)
from saveset
where archiveddate > dateadd("hh", -24, getdate ())
group by
left (convert (varchar, archiveddate,20),14)
order by
"Archived Date"
desc
This one gives a daily rate:
select "Archived Date" = left (convert (varchar, archiveddate,20),10),
"Daily Rate" = count (*),
"Av Size" = sum (itemsize)/count (*)
from saveset
where archiveddate > dateadd("hh", -72, getdate ())
group by
left (convert (varchar, archiveddate,20),10)
order by
"Archived Date"
desc