For comparison: the May 2010 election results from dvx's NRW Elections Diary

Party List		  vote	  Change  Seats  Change
Turnout/total		  59.32%   -3.66    181      -6
CDU (Christian Democrat)  34.56%  -10.28     67     -22
SPD (Social Democrats)	  34.48%   -2.62     67      -7
Greens			  12.12%   +5.95     23     +11
FDP ([neo]liberals)	   6.73%   +0.57     13      +1
Left Party (Socialist)†    5.60%   +2.51     11     +11

How does seat allocation work? Is it purely proportional?

There are three stories about the euro crisis: the Republican story, the German story, and the truth. -- Paul Krugman