national multiple family submetering and allocation billing program ...

Indoor Water Use per Unit in 2001 Indoor Water Use per Unit in 2002
Property Characteristic
Mean
(kgal)
Std.
Dev. N
P-
Value *
Mean
(kgal)
Std.
Dev. N
P-
Value *
Separate source of Yes 43.20 26.60 N=28 41.80 19.90 N=26
water - well or No 52.00 25.50 N=1058
0.081
52.50 27.50 N=938
0.062
ditch for
irrigation?
Don't know 47.00 22.20 N=51
47.00 23.50 N=45
Exercise room
no 52.30 26.30 N=866 52.90 28.70 N=760
0.093
yes 49.40 22.70 N=297
48.90 22.50 N=273
0.040
Other
no 51.30 25.00 N=1132 51.60 26.80 N=1004
0.093
yes 59.10 39.00 N=31
60.50 37.40 N=29
0.082
Do the units come Yes 52.20 25.20 N=475 52.60 26.90 N=423
with hook-ups for
washing
No 50.50 25.30 N=654 0.106 50.90 27.20 N=576
machines? Don't know 62.10 31.90 N=18
59.40 31.60 N=18
0.292
More than one no 50.90 25.40 N=871 51.40 26.60 N=773
common laundry
0.132
room/facility yes 53.50 25.60 N=292
53.20 29.00 N=260
Outdoor sprinkler
system?
Store or other
commercial
facility
Landscape ponds
Common shower
Do all or some of
the units come
equipped with
dishwashers?
Yes 52.40 25.80 N=744 52.80 26.30 N=671
No 49.40 24.30 N=387 0.141 49.40 28.30 N=332
Don't know 56.50 26.80 N=10
57.10 24.80 N=9
no 51.70 25.50 N=1136 52.00 27.30 N=1010
yes 44.50 23.90 N=27
0.149
45.70 22.80 N=23
no 51.80 25.70 N=1097 51.90 27.30 N=978
0.195
yes 47.60 21.70 N=66
50.70 25.60 N=55
no 51.10 24.80 N=992 51.90 27.70 N=872
0.222
yes 53.70 29.00 N=171
51.90 24.50 N=161
Yes 52.00 24.10 N=777 51.70 25.50 N=691
No 49.90 27.40 N=345
0.261
51.10 29.90 N=304
Don't know 56.20 31.40 N=28
61.40 32.50 N=25
Club house
no 51.10 25.60 N=848 51.10 27.70 N=735
0.298
yes 52.80 25.20 N=315
53.80 25.90 N=298
Common kitchen
no 51.80 25.40 N=999 51.80 27.00 N=882
0.385
yes 49.90 26.00 N=164
51.90 28.40 N=151
One common no 51.90 26.20 N=653 51.90 27.70 N=577
laundry
0.566
room/facility yes 51.00 24.50 N=510
51.80 26.60 N=456
Is there a common yes 51.80 25.10 N=755 52.20 27.20 N=676
0.574
laundry room? no 51.00 26.20 N=408
51.30 27.30 N=357
Tennis courts
no 51.60 25.50 N=1070 51.70 27.40 N=949
0.625
yes 50.30 25.00 N=93
53.60 25.70 N=84
Common no 51.70 25.10 N=841 52.30 28.10 N=729
0.637
bathrooms yes 51.00 26.30 N=322
50.80 25.10 N=304
Water
no 51.60 25.50 N=1005 52.30 28.10 N=880
0.812
features/fountains yes 51.10 25.50 N=158
49.50 21.50 N=153
Is there a separate Yes 52.20 25.40 N=261 52.80 27.90 N=249
water meter for No 51.70 25.60 N=727 0.816 51.70 27.40 N=623
irrigation? Don't know 50.50 24.30 N=132
51.90 25.70 N=120
0.357
0.141
0.275
0.752
0.996
0.190
0.139
0.970
0.977
0.612
0.549
0.411
0.256
0.860
147