The UNESCO Institute for Statistics (UIS) has launched a survey to track trends in the production and distribution of feature films. The only global survey of its kind, it covers a range of issues such as the language of films and a breakdown of market shares for national and foreign productions.
http://portal.unesco.org/ci/en/ev.php-URL_ID=25189&URL_DO=DO_TOPIC&URL_SECTION=201.html
