新加坡2009至2013全国个人赛67有级棋士的一些分析。。。

-- 6 大师

>> all 6 without promotions during the 5 years period.


-- 30 甲级

>> 13 without promotions during the 5 years period.

>> 10 promoted once from 乙级 ( 1 from 无级 ) during the 5 years period.

>> 7 promoted to 乙级 then to 甲级 during the 5 years period.


-- 31 乙级

>> 7 without promotions during the 5 years period.

>> 24 promoted from 无级 during the 5 years period.



-- quite a number of 无级 were given 序分 during the 5 years period.