Table 8.  National Characteristics of Units Vacant for Rent and Vacant for Sale Only, by Units in Structure:
                Fourth Quarter 2005 and 2006 (Percent distribution may not add to 100, due to rounding)


                               2005                       2006                            90-Percent
                                        1-unit   2+unit          1-unit  2+unit  Confidence Interval (&plusmn;)a
                                        struc-   struc-          struc-  struc-  on 2006   on 2006   on 2006
                               Total    tures    tures   Total   tures   tures    total    1-units   2+ units

Vacant for rent, total.......     100        38      62     100      37      63       (X)       2.2       2.2

Rooms in unit, total.........     100       100     100     100     100     100       (X)       (X)       (X)
  1 and 2 rooms..............      10         5      12       9       6      11       1.3       1.8       1.8
  3 rooms....................      23        14      29      23      11      30       1.9       2.4       2.7
  4 rooms....................      33        31      34      33      29      35       2.2       3.5       2.8
  5 rooms or more............      34        50      25      35      54      24       2.2       3.8       2.5
  Median number of rooms.....     4.0       4.5     3.8     4.0     4.6     3.8       (X)       (X)       (X)

Bedrooms in unit, total......     100       100     100     100      100    100       (X)       (X)       (X)
  No  bedrooms...............       2         0       3       2       1       3       0.7       0.9       1.0
  1 bedroom..................      32        17      41      32      16      41       2.2       2.8       2.9
  2 bedrooms.................      46        46      46      43      43      44       2.3       3.8       2.9
  3 bedrooms or more.........      20        36      10      23      40      12       1.9       3.8       1.9

Duration of vacancy, total...     100       100     100     100     100     100       (X)       (X)       (X)
  Less than 1 month..........      23        20      25      23      20      24       1.9       3.1       2.5
  1 to 2 months..............      21        20      22      19      17      20       1.8       2.9       2.3
  2 to 4 months..............      22        21      22      22      21      22       1.9       3.1       2.4
  4 to 6 months..............      11        11      10      12      12      12       1.5       2.5       1.9
  6 to 12 months.............      11        12      11      13      15      12       1.6       2.7       1.9
  1 to 2 years...............       7         9       6       7       8       6       1.1       2.1       1.4
  2 years or more............       5         7       4       5       7       4       1.0       1.9       1.1

Year structure built, total..     100       100     100     100     100     100       (X)       (X)       (X)
  4/1/2000 or later..........       8         9       7      10      12      10       1.4       2.5       1.7
  1995 to 3/31/2000..........       6         7       5       5       4       5       1.0       1.6       1.3
  1990 to 1994...............       5         5       5       6       5       7       1.1       1.7       1.4
  1980 to 1989...............      14        13      15      15      14      15       1.6       2.6       2.1
  1970 to 1979...............      20        17      21      19      18      20       1.8       3.0       2.3
  1960 to 1969...............      12        11      13      12      10      13       1.5       2.3       2.0
  1950 to 1959...............      11        13      11       8      11       7       1.3       2.4       1.5
  1940 to 1949...............       7         9       5       8       9       7       1.2       2.2       1.5
  1939 or earlier............      17        16      17      17      16      17       1.7       2.8       2.2

Previous occupancy, total....     100       100     100     100     100     100       (X)       (X)       (X)
  Previously occupied........      97        98      97      96      96      97       0.9       1.6       1.1
  Not previously occupied....       3         2       3       4       4       3       0.9       1.6       1.1

Monthly rent, totalb.........     100       100     100     100     100     100       (X)       (X)       (X)
  Less than $300.............       6         9       5       4       7       3       1.0       2.0       1.0
  $300 to $349...............       5         7       4       4       5       3       0.9       1.7       1.0
  $350 to $399...............       7        10       6       5       5       5       1.1       1.7       1.4
  $400 to $449...............       8         9       8       6       6       6       1.1       1.9       1.4
  $450 to $499...............       9         7      10       7       5       9       1.3       1.7       1.7
  $500 to $599...............      15        12      16      15      12      17       1.7       2.6       2.3
  $600 to $699...............      12         9      14      15      15      15       1.7       2.8       2.2
  $700 to $799...............       9        10       9      11      11      11       1.5       2.5       1.9
     $800 or more............      27        28      27      33      33      32       2.3       3.7       2.9
  $800 to $899...............       7         6       8       7       5       7       1.2       1.8       1.6
  $900 to $999...............       5         5       6       5       5       6       1.1       1.7       1.4
  $1000 or more...............     15        17      13      21      23      19       2.0       3.3       2.4
    $1000 to $1249............      6         6       6      10      10       9       1.4       2.4       1.8
    $1250 to $1499............      3         3       2       4       6       3       1.0       1.8       1.1
    $1500 or more.............      6         7       5       7       7       7       1.2       2.0       1.5
Median (actual $s)............    593       574     604     700     663     653       (X)       (X)       (X)
Median (2006 constant $s)....     604       585     616     700     663     653       (X)       (X)       (X)
   NA Not Available.  X Not Applicable.
    aA 90-percent confidence interval is a measure of an estimate's reliability.  The larger the confidence interval is, 
in relation to the size of the estimate, the less reliable the estimate.
    b Excludes one-family homes on 10 acres or more.


Table 8.  National Characteristics of Units Vacant for Rent and Vacant for Sale Only, by Units in Structure:
                Fourth Quarter 2005 and 2006 (Percent distribution may not add to 100, due to rounding) - Continued


                               2005                       2006                            90-Percent
                                        1-unit   2+unit          1-unit  2+unit  Confidence Interval (&plusmn;)a
                                        struc-   struc-          struc-  struc-  on 2006   on 2006   on 2006
                               Total    tures    tures   Total   tures   tures    total    1-units   2+ units

Vacant for sale, total.......     100        84      16     100      81      19       (X)       2.1       2.1

Rooms in unit, total.........     100       100     100     100     100     100       (X)       (X)       (X)
  3 rooms or less............       9         6      23       8       5      22       1.5       1.3       5.0
  4 rooms....................      17        14      33      19      15      33       2.0       2.1       5.7
  5 rooms....................      27        27      29      24      24      25       2.3       2.5       5.2
  6 rooms....................      22        24      11      23      25      16       2.2       2.5       4.4
  7 rooms or more............      26        30       4      26      30       5       2.3       2.7       2.5
  Median number of rooms.....     5.4       5.7     4.3     5.4     5.7     4.4       (X)       (X)       (X)

Bedrooms in unit, total......     100       100     100     100     100     100       (X)       (X)       (X)
  1 bedroom or none..........       9         5      28       8       4      25       1.4       1.2       5.2
  2 bedrooms.................      33        28      56      33      28      54       2.5       2.6       6.1
  3 bedrooms.................      42        48      11      42      47      20       2.6       2.9       4.8
  4 bedrooms or more.........      16        18       5      18      21       2       2.0       2.4       1.6

Duration of vacancy, total...     100       100     100     100     100     100       (X)       (X)       (X)
  Less than 1 month..........      12        12      14       9       9       7       1.5       1.7       3.1
  1 to 2 months..............      16        15      22      12      13      12       1.7       1.9       3.9
  2 to 4 months..............      20        19      22      21      21      21       2.1       2.4       4.9
  4 to 6 months..............      13        14      11      15      16      14       1.9       2.1       4.2
  6 to 12 months.............      17        16      18      19      18      23       2.1       2.3       5.1
  1 to 2 years...............      12        13       8      15      15      15       1.9       2.1       4.3
  2 years or more............      10        11       6       8       8       8       1.4       1.6       3.3

Year structure built, total..     100       100     100     100     100     100       (X)       (X)       (X)
  4/1/2000 or later..........      20        20      16      24      24      21       2.2       2.5       4.9
  1995 to 3/31/2000..........       7         6      12       7       7       7       1.3       1.5       3.1
  1990 to 1994...............       4         4       3       5       6       2       1.1       1.3       1.8
  1980 to 1989...............      12        11      17      12      11      16       1.7       1.8       4.4
  1970 to 1979...............      12        13       9      13      12      20       1.8       1.9       4.8
  1960 to 1969...............      10        10      12      10      10      11       1.6       1.8       3.7
  1950 to 1959...............      15        16      10      10      11       5       1.6       1.8       2.7
  1940 to 1949...............       6         7       5       5       6       3       1.2       1.3       2.0
  1939 or earlier.............     14        14      16      13      13      15       1.8       2.0       4.4

Previous occupancy, total....     100       100     100     100     100     100       (X)       (X)       (X)
  Previously occupied........      90        90      90      87      87      84       1.8       2.0       4.4
  Not previously occupied....      10        10      10      13      13      16       1.8       2.0       4.4

Sales price, totalb..........     100       100     (X)     100     100     (X)       (X)       (X)       (X)
  Less than $10,000..........       3         3    (NA)       1       1    (NA)       0.7       0.7      (NA)
  $10,000 to $29,999.........       5         5    (NA)       5       5    (NA)       1.3       1.3      (NA)
  $30,000 to $49,999.........       6         6    (NA)       4       4    (NA)       1.2       1.2      (NA)
  $50,000 to $74,999.........       9         9    (NA)      11      11    (NA)       1.9       1.9      (NA)
  $75,000 to $99,999.........      11        11    (NA)      10      10    (NA)       1.8       1.8      (NA)
  $100,000 to $199,999.......      31        31    (NA)      27      27    (NA)       2.8       2.8      (NA)
  $200,000 to $299,999.......      13        13    (NA)      17      17    (NA)       2.3       2.3      (NA)
  $300,000 or more...........      22        22    (NA)      26      26    (NA)       2.7       2.7      (NA)
Median (actual $s)........... 150,000   150,000     (X) 173,300 173,300     (X)       (X)       (X)       (X)
Median (2006 constant $s).... 152,900   152,900     (X) 173,300 173,300     (X)       (X)       (X)       (X)


NA Not Available.  X Not Applicable.
aA 90-percent confidence interval is a measure of an estimate's reliability.  The larger the confidence interval is, 
in relation to the size of the estimate, the less reliable the estimate.
bLimited to one-family homes on less than 10 acres and no business on property (including mobile homes).