The table supports the statement that almost all of the people in Greece are Eastern Orthodox.
Explanation:
The first statement is not correct because Ethiopia has almost twice more followers of Eastern Orthodoxy than Romania.
The second statement is not correct because Ukraine has the second largest Eastern Orthodox population in the world, not the first.
The third statement is not correct because Ethiopia's Eastern Orthodox population is slightly less than half of the total population.
The fourth option is correct because the population of Eastern Orthodox followers in Greece accounts for a staggering 98% of the total population or almost all of the population.