berlin anti-immigrant alternative germany afd proportionally lawmakers immigrant background new parliament chancellor angela conservatives accord survey afd enter parliament first time win 12.6 percent vote sunday election sharply critical merkel decision take 1.3 million mainly muslim migrants say islam place germany yet 7.5 percent afd 93 lawmakers immigrant background compare 2.5 percent conservatives accord survey mediendienst integration online portal collect data immigration asylum leave afd conservative bloc seven lawmakers recent immigrant background ironically enter parliament anti-immigrant afd contribute rise number deputies immigration background say jannis panagiotidis osnabrueck university 22.5 percent germany 82 million population immigrant background mean german citizenship birth bear least one parent bear german merkel christian democrats cdu christian social union csu bavarian ally seat election sept. 24 secure merkel fourth term saw conservatives support plunge low level post-war period cdu/csu together 246 seat bundestag low house expect try build coalition pro-business free democrats fdp green afd third large party new low house bundestag behind center-left social democrats new 709-seat assembly total 57 members immigration background 20 outgo bundestag 630 seat far-left die linke high percentage immigrant deputies nearly 19 percent germany 's far-right afd immigrant mps merkel 's conservatives