Germany's acting Chancellor Angela Merkel leaves after receiving 'discharge certificate' at the Bellevue Palace, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel leaves after receiving 'discharge certificate' at the Bellevue Palace, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel leaves after receiving 'discharge certificate' at the Bellevue Palace, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel leaves after receiving 'discharge certificate' at the Bellevue Palace, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel drinks from a glass after receiving 'discharge certificate' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Heiko Maas of Social Democratic Party (SPD) leaves after receiving 'discharge certificate' at the Bellevue Palace, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz waits outside the Bellevue Palace after receiving 'discharge certificate', in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel and her cabinet members leave after receiving 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Germany's acting Chancellor Angela Merkel and her cabinet members are seen after she received her 'discharge certificate' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

President Frank-Walter Steinmeier poses with Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz, Germany's acting Chancellor Angela Merkel and cabinet members after they received 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel hold their 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel receive 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel receive 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Germany's acting Chancellor Angela Merkel receives 'discharge certificate' from President Frank-Walter Steinmeier, at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz poses with his 'discharge certificate' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Germany's acting Chancellor Angela Merkel poses with her 'discharge certificate' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Germany's acting Chancellor Angela Merkel receives her 'discharge certificate' from President Frank-Walter Steinmeier, at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz, Germany's acting Chancellor Angela Merkel and the cabinet members are seen before receiving 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel are seen before receiving 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel are seen before receiving 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Social Democratic Party (SPD) candidate for Chancellor Olaf Scholz and Germany's acting Chancellor Angela Merkel are seen before receiving 'discharge certificates' at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, October 26, 2021. REUTERS/Staff

The 'discharge certificate' for Germany's acting Chancellor Angela Merkel is seen at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

A person holds the 'discharge certificate' for Germany's acting Chancellor Angela Merkel at the Bellevue Palace in Berlin, Germany, October 26, 2021. REUTERS/Hannibal Hanschke

Germany's acting Chancellor Angela Merkel arrives at the Bellevue Palace to receive her 'discharge certificates' in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel arrives at the Bellevue Palace to receive her 'discharge certificates' in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

A general view shows the German lower house of Parliament, Bundestag, in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel arrives at the Bellevue Palace to receive her 'discharge certificates' in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

President of Bundestag Baerbel Bas of Social Democratic Party (SPD) and Vice Presidents Aydan Ozoguz of SPD, Yvonne Magwas of Christian Democratic Union (CDU), Claudia Roth of the Green Party, Petra Pau of the Left party and Wolfgang Kubicki of the Free Democratic Party (FDP) pose after the inaugural session of the German lower house of Parliament, Bundestag, in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

President of Bundestag Baerbel Bas of Social Democratic Party (SPD) and Vice Presidents Aydan Ozoguz of SPD, Yvonne Magwas of Christian Democratic Union (CDU), Claudia Roth of the Green Party, Petra Pau of the Left party and Wolfgang Kubicki of the Free Democratic Party (FDP) pose after the inaugural session of the German lower house of Parliament, Bundestag, in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

The newly elected president of Bundestag Baerbel Bas and former president Wolfgang Schauble are seen at the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Aydan Ozoguz of the Social Democratic Party (SPD) receives flowers after being elected the Vice President during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

A general view shows the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Baerbel Bas of the Social Democratic Party (SPD) poses during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Baerbel Bas of the Social Democratic Party (SPD) receives flowers after being elected as parliament president during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Free Democratic Party (FDP) leader Christian Lindner attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Alternative for Germany (AfD) party members Alexander Gauland and Alice Weidel attend the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Social Democratic Party (SPD) candidate for chancellor Olaf Scholz attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021 REUTERS/Michele Tantussi

Green party member Claudia Roth receives flowers after being elected the Vice President during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Green party member Claudia Roth reacts after being elected Vice President of the German lower house of parliament, Bundestag, during its inaugural session, in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Green party member Claudia Roth gestures after being elected the Vice President during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Green party member Claudia Roth receives flowers after being elected the Vice President during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Candidate for parliament vice president Yvonne Magwas of the Christian Democratic Union (CDU) party attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Parliament President Baerbel Bas attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Sniffer dog "Storm" waits with his handler before demonstrating the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dog "Monty" waits with his handler before demonstrating the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dog "Storm" reacts while demonstrating the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach TPX IMAGES OF THE DAY

Sniffer dog "Monty" demonstrates the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dog "Fanny" demonstrates the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dogs wait with their handlers before demonstrating the search for protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dog "Monty" waits with his handler before demonstrating the search of protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Sniffer dog "Fanny" demonstrates the search of protected species on planned new tracks of German railway Deutsche Bahn (DB) at a DB railway track construction site in Frankfurt, Germany, October 26, 2021. REUTERS/Kai Pfaffenbach

Free Democratic Party (FDP) leader Christian Lindner attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Germany's acting Chancellor Angela Merkel leaves the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch TPX IMAGES OF THE DAY

Social Democratic Party (SPD) candidate for chancellor Olaf Scholz attends the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel leaves the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Germany's acting Chancellor Angela Merkel leaves the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi

Baerbel Bas of the Social Democratic Party (SPD) speaks after being elected as parliament president during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Baerbel Bas of the Social Democratic Party (SPD) speaks after being elected as parliament president during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Fabrizio Bensch

Baerbel Bas of the Social Democratic Party (SPD) reacts after being elected as parliament president during the inaugural session of the German lower house of Parliament Bundestag in Berlin, Germany, October 26, 2021. REUTERS/Michele Tantussi