oracle sql 语句如何插入全年日期？

oracle sql 语句如何插入全年日期？

create table BSYEAR (d date); 
insert into BSYEAR 
select to_date('20030101','yyyymmdd')+rownum-1 
from all_objects 
where rownum <= to_char(to_date('20031231','yyyymmdd'),'ddd');