Sort these countries according to population size
Australia, Netherlands, Ethiopia
Based on data from the United Nations Population Division in 2019, the countries listed in order of population size, from largest to smallest, are: 

1. Ethiopia
2. Netherlands 
3. Australia
Complete the following task based on the instruction and optional input provided.### Instruction:
Sort these countries according to population size

### Input:
Australia, Netherlands, Ethiopia

### Output:
Based on data from the United Nations Population Division in 2019, the countries listed in order of population size, from largest to smallest, are: 

1. Ethiopia
2. Netherlands 
3. Australia