with tmp as (
 select idx = 0
 union all
 select idx = idx + 1 from tmp
 where idx < 364
)
select
 dw = CAST(dw as varchar) + '주차'
 , startWeek = DATEADD(dd, -1 * DATEPART(DW, MIN(dt)) + 1,  MIN(dt) )
 , endWeek = DATEADD(dd, 6, DATEADD(dd, -1 * DATEPART(DW, MIN(dt)) + 1,  MIN(dt) ))
from (
 select
 idx
 , dt = DATEADD(DD, idx, '2010-01-01')
 , dw = datepart(WW, DATEADD(DD, idx, '2010-01-01'))
 from tmp
) q
group by dw
option (maxrecursion 0)