Mercedes is receiving the plaudits after another spectacular Formula 1 season and rightly so. Defending the drivers' and constructors' championships across a major regulation change is historic. It is its fourth successive double, echoing Red Bull's achievement through relatively stable rules between 2010 and '13.
But the accolade for the most impressive achievement of the year can be found three spaces down the field.
Force India, once a team that frequented the back row of the grid, enhanced its reputation as F1's great overachiever by finishing fourth in the constructors' championship for the second successive year.