| 1 - | Estimates maintained by the IDMC are based on various sources and are associated with high levels of uncertainty. |
| 2 - | Higher figure includes an estimate of internally displaced Bedouin. |
| 3 - | Data refer to a year or period other than that specified. |
| 4 - | Figure includes 206,000 registered IDPs in Serbia plus an estimated 20,000 unregistered Roma displaced in Serbia and 21,000 IDPs in Kosovo. |
| 5 - | Figure includes forced migrants registered in Ingushetia and Chechnya. |
| 6 - | Figure includes 32,000 Palestinian refugees displaced as a result of fighting between Lebanese forces and Fatah al Islam in May-August 2007. |
| 7 - | Figure refers to those displaced from Nagorno Karabakh and seven occupied territories. |
| 8 - | Some 59,000 people displaced since the August 2008 crisis have not been able to return. There are some 221,597 IDPs based on the result of a survey conducted by UNHCR and the government but these are yet to be endorsed. |
| 9 - | There are no reliable estimates but in 2002, the EU estimated the number to be 100,000. |
| 10 - | Figures are suspected to be underestimate. |
| 11 - | Lower figure relates to IDPs evicted by home demolitions in Gaza between 2000 and 2004 whilst higher figure is cumulative since 1967. |
| 12 - | Figure relates to the eastern border areas only. |
| 13 - | Exact IDP numbers are unknown but conflict induced displacement has taken place in the North-West Frontier province, Baluchistan and Waziristan. |
| 14 - | Figure refers to IDPs in Cabinda region only. |
| 15 - | Figure takes into account the government's return programme which claims that some 172,000 displaced due to the post-election violence returned in May 2008. |
| 16 - | Figures are based on separate estimates for Darfur, Khartoum and Southern Sudan. |
| 17 - | Excludes IDPs in urban areas. |
| 18 - | Figure includes an estimated 250,000 civilians who fled their homes in North Kiva due to fighting between the national army and CNDP rebels. |
| 19 - | It is believed that there are more than 200,000 IDPs. |
| 20 - | Figure is cumulative since 2001 and includes 1.5 million people displaced due to a rise in inter-communal violence since February 2006. |
| .. | Data not available |
| (.) | Greater (or less) than zero but small enough to be rounded off to zero at the displayed number of decimal points |
| < | Less than |
| - | Not applicable |
| T | Total |