A new statistical report from the United Nations:
High Commissioner for Refugees Report: “2006 Global Trends: Refugees, Asylum-seekers, Returnees, Internally Displaced and Stateless Persons,” (June 2007, .pdf format, 15p.).
http://www.unhcr.org/statistics/STATISTICS/4676a71d4.pdf
More statistics and data can be found from the UN Refugee Agency, on the UNHCR Statistics web site, including their annual statistical publication, the Statistical Yearbook, and the UNHCR Statistical Online database:
“UNHCR’s Statistical Online Population Database brings together in a single electronic platform standardized data on UNHCR’s population of concern at country, regional, and global levels.”
Most statistics and data have been formatted for easy use in Excel.