 As of December 2015 , Opel / Vauxhall Ampera sales totaled almost 10 @,@ 000 units since 2011 , with the Netherlands as the leading market with 5 @,@ 031 Amperas registered , followed by Germany with 1 @,@ 542 units , and the UK with 1 @,@ 250 units registered by the end of June 2015 . The Netherlands is also the top selling Volt market in Europe with 1 @,@ 062 units registered through December 2014 , > out of about 1 @,@ 750 Volts sold through 2014 . 
