Iran holds a world record as far as of non working days (132 yearly, week-ends incl.).
It is advisable to double check before undertaking a business trip. ÁÖ¸»: ¸ñ¿äÀÏ & ±Ý¿äÀÏ
Armenian (6 million speakers), Farsi (45 million speakers), Kurdish (20 million speakers), vernaculars, Pashtu(18 million speakers) ... ÆíÁýÆÀ¿¡ ¹®ÀÇ!