Table 1.

Categorization of low-, middle- and high-income countries based on the world bank.

Income bracket	2021 gross national income per capita (USD)	Countries (n)	Example countries	Pooled population
Low	≤ $1,085	28	Afghanistan, Ethiopia, Malawi, Liberia, Somalia, Sudan, Syria, Uganda, Yemen	.7 billion
Lower-middle	$1,086 to $4,255	54	Bangladesh, Bolivia, Egypt, Haiti, India, Indonesia, Kenya, Nepal, Philippines, Tajikistan, Vietnam	3.3 billion
Upper-middle	$4,256 to $13,205	54	Albania, Botswana, Brazil, China, Colombia, Jamaica, Jordan, Kazakhstan, Libya, Malaysia, Mexico, South Africa	2.5 billion
High	>$13,205*	80	Aruba, Australia, Belgium, Canada, Chile, France, Israel, Japan, Latvia, Malta, Poland, Qatar, Singapore, UK, USA	1.2 billion

*Gross national income of high-income countries ranges from US$ 13260 for Seychelles to US$ 116,540 for Bermuda (UK) reflecting a wide range of countries included within this category.