| Region | South-eastern Asia | |
| Population (000, 2021) | 16 946a | |
| Pop. density (per km2, 2021) | 96a | |
| Capital city | Phnom Penh | |
| Capital city pop. (000, 2021) | 2 014.0c,b | |
| UN membership date | 14-Dec-55 | |
| Surface area (km2) | 181 035b | |
| Sex ratio (m per 100 f) | 95.4a | |
| National currency | Riel (KHR) | |
| Exchange rate (per US$) | 4 076.5d |
| 2010 | 2015 | 2021 | |
| GDP: Gross domestic product (million current US$) | 11 242 | 18 050 | 27 098b |
| GDP growth rate (annual %, const. 2015 prices) | 6 | 7 | 6.8b |
| GDP per capita (current US$) | 785.5 | 1 162.9 | 1 643.6b |
| Economy: Agriculture (% of Gross Value Added) | 36 | 28.2 | 22b |
| Economy: Industry (% of Gross Value Added) | 23.3 | 29.4 | 36.4b |
| Economy: Services and other activity (% of GVA) | 40.7 | 42.3 | 41.6b |
| Employment in agriculture (% of employed) | 57.3e | 42.5 | 31.2e,d |
| Employment in industry (% of employed) | 16e | 24.9 | 29.6e,d |
| Employment in services (% employed) | 26.7e | 32.6 | 39.2e,d |
| Unemploymente (% of labour force) | 0.8 | 0.4 | 0.7d |
| Labour force participation ratee (female/male pop. %) | 81.8 / 89.0 | 74.3 / 86.9 | 76.3 / 89.0d |
| CPI: Consumer Price Indexf (2010=100) | 100 | 117 | 128g |
| Agricultural production index (2014-2016=100) | 79 | 99 | 121b |
| International trade: exports (million current US$) | 5 590 | 8 542 | 17 543e,d |
| International trade: imports (million current US$) | 4 903 | 10 669 | 18 696e,d |
| International trade: balance (million current US$) | 688 | - 2 126 | - 1 153e,d |
| Balance of payments, current account (million US$) | -981 | - 1 598 | - 3 076d |
| 2010 | 2015 | 2021 | |
| Population growth rateh (average annual %) | 1.5 | 1.6 | 1.5d |
| Urban population (% of total population) | 20.3 | 22.2 | 23.8b |
| Urban population growth rateh (average annual %) | 2.6 | 3.4 | ... |
| Fertility rate, totalh (live births per woman) | 3.1 | 2.7 | 2.5d |
| Life expectancy at birthh (females/males, years) | 67.4 / 62.7 | 69.6 / 65.5 | 71.5 / 67.2d |
| Population age distribution (0-14/60+ years old, %) | 33.3 / 5.9 | 31.6 / 6.8 | 30.7 / 7.8a |
| International migrant stocki (000/% of total pop.) | 82.0 / 0.6 | 74.0 / 0.5 | 79.3 / 0.5d |
| Refugees and others of concern to UNHCR (000) | 0.2j | 0.2 | 57.5d |
| Infant mortality rateh (per 1 000 live births) | 44.8 | 30 | 23.7d |
| Health: Current expenditurek (% of GDP) | 6.9 | 6.2 | 6g |
| Health: Physicians (per 1 000 pop.) | 0.2 | 0.2l | ... |
| Education: Government expenditure (% of GDP) | 1.5 | 1.9l | 2.2g |
| Education: Primary gross enrol. ratio (f/m per 100 pop.) | 120.2 / 127.4 | 116.7 / 117.5 | 105.0 / 107.8b |
| Education: Secondary gross enrol. ratio (f/m per 100 pop.) | 41.6 / 48.7e,m | ... / ... | ... / ... |
| Education: Upper secondary gross enrol. ratio (f/m per 100 pop.) | 24.3 / 33.0e,m | ... / ... | ... / ... |
| Intentional homicide rate (per 100 000 pop.) | 2.3 | 1.8n | ... |
| Seats held by women in national parliaments (%) | 21.1 | 20.3 | 21.6o |
| 2010 | 2015 | 2021 | |
| Individuals using the Internet (per 100 inhabitants) | 1.3 | 6.4 | 40.5g |
| Research & Development expenditure (% of GDP) | ... | 0.1p | ... |
| Threatened species (number) | 204 | 243 | 306 |
| Forested areae (% of land area) | 60 | 50.1 | 47.5g |
| CO2 emission estimates (million tons/tons per capita) | 4.6 / 0.3 | 8.0 / 0.5 | 10.5 / 0.6g |
| Energy production, primary (Petajoules) | 152 | 184 | 211g |
| Energy supply per capita (Gigajoules) | 16 | 19 | 21g |
| Tourist/visitor arrivals at national bordersq (000) | 2 508 | 4 775 | 6 201g |
| Important sites for terrestrial biodiversity protected (%) | 24.7 | 25.8 | 54.5d |
| Pop. using safely managed drinking water (urban/rural, %) | 51.1 / 14.5 | 54.2 / 16.4 | 57.1 / 18.4d |
| Net Official Development Assist. received (% of GNI) | 6.35 | 4.01 | 3.9b |
| Footnotes |
| a | Projected estimate (medium fertility variant). | |
| b | 2019 | |
| c | Refers to the municipality of Phnom Penh including suburban areas. | |
| d | 2020 | |
| e | Estimate. | |
| f | Phnom Penh | |
| g | 2018 | |
| h | Data refers to a 5-year period preceding the reference year. | |
| i | Including refugees. | |
| j | Data as at the end of December. | |
| k | Data refer to fiscal years beginning 1 July. | |
| l | 2014 | |
| m | 2008 | |
| n | 2011 | |
| o | Data are as at 1 January of reporting year. | |
| p | Break in the time series. | |
| q | Arrivals by all means of transport. |