The SVRS consists and online surveys One,1000 Main Sample Units (PSU) throughout non-urban and urban regions, and in the actual statistical metropolitan place (SMA). Any PSU is a small group using around 190 families which has a home size of 4-5 members (Some.7 on average). Several 640 PSUs is located in countryside places, including 132,646 homeowners; Two hundred eighty PSUs #links# are located