Discipline varies widely in the Spanish first-division soccer league, or La Liga. These stats from last season group yellow cards violations by team and player. Real Zaragoza received 63 yellow cards. Sevilla FC, conversely, received just seven. The two marque teams in the league — Real Madrid and Barcelona — received 31 and 9, respectively.
Click the image to explore the interactive treemap on Many Eyes:
Data Source: ESPN
UPDATE: These data only reflect the most penalized players, so the team totals aren’t accurate. This post visualizes totals by team.