Berlin - Nico Rosberg is quite satisfied with his achievements in Formula 1 competition in 2013 . The target for next year is to beat team-mate at Mercedes , Lewis Hamilton .
Rosberg won two races this year , namely in Monaco and the UK . He was also on the podium in India and Abu Dhabi . The German rider occupies the sixth position in the final standings with a total of 171 points .
Meanwhile , Hamilton was only won the Hungarian GP . But , he is relatively more consistent than Rosberg . He was fourth in standings with 189 points .
" I'm not happy , but I am happy with this season , " I Rosberg told Autosport when asked about the performance compared to Hamilton .
" I was good in some series , but also not okay in some other series , " he added .
" My target is to increase the achievement of last year , which I successfully did with two wins , " said Rosberg .
" But , with the cleaner season next year , I want to be in front of my teammates in terms of the points . If I want to be the best , we need to be more consistent next year , but I am sure we can solve this problem , " he continued .
" We have a very strong team now and technical people are great to join us , " said the former Williams driver .