I dunno, the below data sounds like more than a few were sold
From wikipedia:
Belgium: Used by the Special Forces Group of the Belgian Armed Forces Land Component.[7]
Croatia: The Croatian Army tested the rifle in 2006. As of 2008, the 1st Airborne Company of the Special Operations Battalion is the only army unit equipped with this weapon. According to unofficial estimates, 100 rifles have been purchased.[8]
India: Used by the Special Protection Group.[9]
Libya: Purchased a number of F2000 assault rifles along with other assorted lethal and non-lethal systems from FN Herstal in 2008 with deliveries slated to begin in April 2009.[10] The export of the weapons was initially blocked over concerns of proliferation into other volatile regions.[11]
Poland: In limited use by the GROM special forces group.[12][13]
Saudi Arabia: The Saudi Arabian National Guard purchased 55,000 rifles in 2005.[14][15]
Slovenia: In June 2006, the ministry of defence of the Republic of Slovenia signed a contract with FN Herstal involving the acquisition of 6,500 F2000 rifles as the new standard service rifle for the Slovenian Army (Slovenska vojska) along with the 40mm LG1 grenade launcher.