MSSQL Ortalama veri ekleme hızı

DECLARE @count int;
SET @count=(select count(0) from Table_Name)

DECLARE @start datetime;
DECLARE @end datetime;
DECLARE @datediff int;
Set @end=(select  top 1 CreatedDate from Table_Name order by CreatedDate desc)
SET @start=(select  top 1 CreatedDate from Table_Name order by CreatedDate )
SET @datediff=( select DATEDIFF(second,@start,@end) AS DIFFDATE)

print ltrim(str(@datediff))+' saniyede toplam '+ltrim(str(@count))+' veri eklendi.';
print 'Ortalama '+ltrim(str(@count/@datediff))+' veri/saniye';