$DataSet1 = Get-WmiObject -Class Win32_Desktop -ErrorAction Stop| select name,ScreenSaverActive
$UserInfo = @()
ForEach ($Item in $DataSet1) {
    $tmpUserInfo = New-Object -TypeName PSObject
    $tmpUserInfo | Add-Member -MemberType NoteProperty -Name "Username" -Value $Item.Name
    $tmpUserInfo | Add-Member -MemberType NoteProperty -Name "Screensaver" -Value $Item.ScreenSaverActive
    $UserInfo += $tmpUserInfo
}
$UserInfo | Format-Table