The core, year round occupations would be - Station Leader, Medical doctor, Meteorological technical officer, Meteorological observer, Plant inspector, Mechanic, Electrician, Plumber, Carpenter, Communications officer, Chef and Scientist.
The most common profession is Politician; as that is now considered its own profession - ignoring that, the most common non-political profession is Lawyer / Attorney.
Adelie penguins are the most common species in Antarctica.
Emperor and Adelie penguins are most common in Antarctica.
ice crystals form the most common precipitation in Antarctica, most of which evaporates before settling on the ice cap.
leopard seals are most common
Four types of penguins are common in Antarctica, and the most common depends on where you are on the continent. The four types are Emperor, Chinstrap, Adelie and Gentoo.
Lawyer
Antarctica
By far the most common profession was the military. A poor man could enlist and upon retirement have either land or a cash bonus plus his savings that he accumulated over the years. Another common profession would have to be the "world's oldest profession", for both men and women.
There is no common religion in Antarctica. Workers in scientific stations -- the only humans in Antarctica -- bring their religions with them from their native countries and worship accordingly.
They are rich that is for sure.
Tents are not the most-used shelters in Antarctica, but can be used by field teams. The most common shelter in Antarctica is a research station facility.