Slovakia - Crude oil productionDateAnnual crude oil production199811997219962199511994119931Slovakia - Crude oil productionDateMonthly crude oil productionDecember 19981November 19981October 19981September 19981August 19981July 19981June 19981May 19981April 19981March 19981February 19981January 19981< 1997 1999 >Slovakia - Crude oil production