In mathematics, the nation had the sharpest fall in mathematic performance over 10 years among the countries that have participated in all tests, with a drop in score from 509 in 2003 to 478 in 2012.
在數學方面，參加過所有測試的國家的數學成績在10年中下降最快，在2003的分數從509下降到了478的2012。