 National sales increased from 17,800 units delivered in 2011 to 53,200 during 2012, and reached 97,100 in 2013, up 83% from the previous year.During 2014 plug-in electric car sales totaled 123,347 units, up 27.0% from 2013, and fell to 114,248 units in 2015, down 7.4% from 2014.A total of 157,181 plug-in cars were sold in 2016, up 37.6% from 2015, rose to 199,818 in 2017, and achieved a record sales volume of 361,307 units in 2018.