Colombian exports of cement and clinker stood at US$83m in the third quarter of 2005, up 13 per cent year-on-year, it was reported on October 26, 2005.  Cement and clinker exports totalled 1.8Mt between July and September 2005.  The combined operating revenue of Colombian cement producers stood at 675 bln Colombian pesos (US$294.76m) for the first nine months of 2005. Cementos del Caribe is the largest Colombian cement maker at present.