2004:  Challenge US Traxx Deutschland-Cup Oval-Cup       2005:  Challenge Oval-Cup Ironman-Cup Kontinental-Cup       2006:  Challenge Oval-Cup Ironman-Cup Road-Cup       2007:  Challenge Oval-Cup Ironman-Cup       Team-Ranking   2008:  Challenge Oval-Cup Ironman-Cup Mod 66-Cup Rookie-Cup Pro-Cup Team-Ranking 2009:  Challenge Oval-Cup Ironman-Cup Mod 66-Cup Pro-Cup Race of Champions Team-Ranking   2010:  Challenge Oval-Cup Ironman-Cup Pro-Cup Race of Champions   Team-Ranking   2011:  Challenge Oval-Cup Ironman-Cup Pro-Cup Team Cup Race of Champions Team-Ranking   2012:  Challenge Oval-Cup Ironman-Cup Pro-Cup Race of Champions   Team-Ranking   2013:  Challenge Oval-Cup Double Dash       Team-Ranking   2014:  Challenge Double Dash Super Cup (Challenge + Double Dash)         2015:  Challenge             2016:  Challenge             2017:  Challenge             2018:  Challenge           Points Watkins Glen Spa Silverstone Zandvoort Mosport Mexico City Monza Nürburgring Monaco Rouen Kyalami 1. Ronald van Huystee 603 0 76 0 59 78 76 80 0 77 81 76 2. Olaf Lehmann 263 0 0 0 0 62 0 72 68 0 61 0 3. Andrew Zich 136 0 0 0 0 70 66 0 0 0 0 0 4. Fabian Casula 72 72 0 0 0 0 0 0 0 0 0 0