Investment soared, from 15% of GDP in 2002 to 26% last year, says Mr Zuluaga.

ECONOMIST: But difficult to return to rapid growth

Using the footage and the location of an impact into Lake Chebarkul, Jorge Zuluaga and Ignacio Ferrin, from the University of Antioquia in Medellin were able to use simple trigonometry to calculate the height, speed and position of the rock as it fell to Earth.

BBC: Russia meteor's origin tracked down