The sector that had the highest GDP compared to its labor force is Service Sector
Explanation:
The economy of Germany is the most developed in social market economy. It is the largest national economy in Europe. It is also considered as the fourth-largest by nominal GDP in the world.
Germany's service sector is its highest with a 70% production level than all GDP in the country.
In the year 2017 constituted 68.6% of GDP and employed 74.3% of the workforce.The sub components of services are
