https://www.confiduss.com/en/jurisdictions/serbia/demographics/ - Demographics of Serbia

The total population of Serbia is 8,762,027 people. The people of Serbia speak the Serbian language. The linguistic diversity of Serbia is almost homogeneous according to a fractionation scale, which is 0 for Serbia. The average age is about 41.9 years. Life expectancy in Serbia is 75 years. The female fertility rate in Serbia is 1.6. About 25% of the population of Serbia is obese. Ethnic diversity is quite diverse according to a fractionation scale, which is 0.5736 for Serbia. Details of the language, religion, age, gender distribution and advancement of the people of Serbia can be found in the sections below, as well as the section on education in the country.

Population
In Serbia, the population density is 92 people per square kilometer (239 per square mile). Based on these statistics, this country is considered sparsely populated. The total population of Serbia is 8,762,027 people. Serbia has about 807,441 foreign immigrants. Immigrants in Serbia make up 0.3 percent of the total number of immigrants worldwide. Immigrants in Serbia make up 5.6 percent of the total number of immigrants worldwide. The ethnic diversity of Serbia is quite diverse according to a fractionation scale based on ethnicity. Ethnic fractionation (EF) is concerned with the number, size, socioeconomic distribution, and geographic location of different cultural groups, usually within a state or other defined area. Specific cultural characteristics can refer to language, skin color, religion, ethnicity, customs and traditions, history, or other distinctive criteria, alone or in combination. These characteristics are often used for social exclusion and power monopolization. The index of ethnic fractionation in Serbia is 0.5736. This means that there is a relatively large number of unique ethnic groups in Serbia. EF is usually measured as 1 minus the Herfindahl concentration index of ethnolinguistic group proportions, which reflects the probability that two randomly selected individuals from the population belong to different groups. The theoretical maximum of EF of 1 means that each person belongs to a different group. Below are statistics about Serbia on average age and gender distribution at different ages.

Old
The average age is around 41.9 years. The average age of men is 40.2 years, while the average age of women is 43.6 years.

Gender
The sex ratio, i.e. the number of men per woman (estimated at birth), is 1.07. It can be further broken down into the following categories: sex ratio under 15 – 1.07; sex ratio from 15 to 64 - 1; sex ratio over 64 - 0.7; Overall sex ratio - 0.95. The overall sex ratio differs from the sex ratio estimated at birth. This is due to the fact that some newborns are included in the estimated sex ratio at birth, but die within the first few weeks of their lives and are not included in the overall sex ratio.

Religion
The majority religion in Serbia is Christianity, whose adherents make up 92.5% of all believers in the country. Christianity is an Abrahamic monotheistic religion based on the life and teachings of Jesus Christ as set forth in the New Testament. Christianity is the largest religion in the world with over 2.4 billion followers known as Christians. Christians believe that Jesus is the Son of God and the Savior of mankind, whose coming as Christ or Messiah was prophesied in the Old Testament. Besides Christianity, there are some followers of folk religions in Serbia. Serbia's religious diversity is almost homogeneous according to a fractionation scale based on the number of religions in Serbia. The index of religious fractionation in Serbia is 0. This value means that there is only one major religion in Serbia: Christianity. However, some subordinate beliefs can also be encountered.

General development
Serbia is considered a developing country. A nation's level of development is determined by a number of factors including, but not limited to, economic prosperity, life expectancy, income equality and quality of life. As a developing country, Serbia may not be able to provide consistent social services to its citizens. These social services can include things like public education, reliable health care, and law enforcement. Citizens of developing countries may have a shorter life expectancy