The index represents a measure of the car panel evolution. Its base value of 1,000 wat set at the creation of the panel and evolves according to the evolution of the prices of the vehicles that make up its panel.
Citroen 2cv (1948 - 1990) ↑ 
Citroen Mehari (1968 - 1987) 
Citroen C3 Pluriel (2003 - 2010) = 
Fiat Punto cabriolet (mk1) (1993 - 1999) 
Ford Street Ka (2003 - 2005) ↑ ![photo Jeep Willys [all]](http://www.classictrends.eu/img/auto/274.jpg)
Jeep Willys [all] (1940 - 1968) ![photo Jeep Wrangler [YJ]](http://www.classictrends.eu/img/auto/284.jpg)
Jeep Wrangler [YJ] (1987 - 1996) ↑ 
Lada Niva (phase 1) (1977 - 1996) 
Land Rover Defender (1990 - 2015) = ![photo Mazda MX-5 [NA]](http://www.classictrends.eu/img/auto/1474.jpg)
Mazda MX-5 [NA] (1989 - 1997) ↓ 
Mini Moke (1964 - 1993) ↑ 
Nissan 350Z Roadster (2003 - 2009) ↑ ![photo Opel TigrawinTop [T]](http://www.classictrends.eu/img/auto/1122.jpg)
Opel TigrawinTop [T] (2004 - 2009) ↓ 
PGO Speedster (Peugeot) (2000 - 2012) ![photo Renault Rodeo [5]](http://www.classictrends.eu/img/auto/1498.jpg)
Renault Rodeo [5] (1981 - 1987) 
Renault Wind (2010 - 2014) ↓ 
Smart Crossblade (1998 - 2007) 
Volkswagen T2 combi (1967 - 1979) = 
Volkswagen 181 (1969 - 1983) 
Volkswagen T4 california (1994 - 2003) 