"Figure 4.1: Short-Term International Migration Flows for Study for 3-12 Months, England and Wales, mid-2004 to mid-2012","" "","" "","" "Notes","1. p = provisional 2. Estimates of short-term international migration flows are based on a sample survey. As a result, small estimates are subject to a greater degree of uncertainty. Therefore, some of the apparent changes shown in Figure 4.1 could be due to random variability between the samples selected in each year" "Unit","Short-Term Flows (thousands)" "","" "","Inflow Study","Outflow Study" "Mid 2004","78","11" "Mid 2005","70","9" "Mid 2006","82","11" "Mid 2007","76","15" "Mid 2008","65","16" "Mid 2009","67","8" "Mid 2010","69","10" "Mid 2011","64","13" "Mid 2012p","63","10"