Table:
resell
discard age

ratio
age

mean
standard error
mean
standard error
mean
standard error

all buildings
0.393
0.293
15.4
10.1
13.8
9.3

plants for manufacturing
0.334
0.281
19.4
13.4
21.0
10.6

warehouses, refrigerated storage, freight terminals
0.293
0.297
18.8
9.9
17.3
10.7

maintenance garages, workshops, equipment storage facilities
0.426
0.240
17.5
8.4
20.5
10.5

office buildings
0.476
0.288
15.7
9.7
11.3
7.4

shopping centres, plazas, malls, stores
0.435
0.288
8.0
6.3
9.3
4.9

other industrial and commercial
0.358
0.279
13.9
7.7
13.3
9.2

telephone and cablevision lines, underground and marine cables
0.132
0.054
11.1
1.9
16.8
0.6

communication towers, antennae, earth stations
0.508
0.435
12.5
2.9
23.6
6.7

all machinery and equipment
0.320
0.293
8.0
4.7
8.5
4.9

office furniture, furnishing
0.314
0.287
6.6
3.6
8.4
3.3

computers, associated hardware and word processors
0.249
0.270
4.3
1.7
4.8
1.6

non-office furniture, furnishings and fixtures
0.519
0.354
6.9
3.4
8.1
3.4

scientific, professional and medical devices
0.373
0.330
9.0
5.6
11.4
5.3

heating, electrical, plumbing, air conditioning and refrigeration equipment
0.655
0.303
9.1
4.0
11.0
4.0

pollution abatement and control equipment
0.293
0.282
11.3
4.3
11.5
6.0

motors, generators, transformers, turbines, compressors and pumps of all types
0.466
0.320
9.3
5.8
14.0
7.6

heavy construction equipment
0.365
0.304
6.9
4.0
10.7
5.9

tractors and other field equipment
0.288
0.250
8.8
4.4
13.3
3.8

capitalized tooling and other tools
0.294
0.284
7.1
3.9
8.5
4.2

drilling and blasting equipment
0.561
0.254
6.9
4.3
..
..

automobiles and major replacement parts
0.314
0.260
5.5
2.5
6.4
2.9

buses (all types) and major replacement parts
0.122
0.221
14.8
6.9
22.2
8.0

trucks, vans, truck tractors, truck trailers and major replacement parts
0.295
0.264
7.7
3.5
8.8
3.6

other transportation equipment
0.314
0.260
9.4
4.3
11.2
4.6

computer-assisted processing machinery and equipment
0.322
0.301
10.3
5.7
12.0
5.8

non-computer-assisted processing machinery and equipment
0.292
0.283
9.5
5.2
12.0
6.1

communication and related equipment
0.283
0.291
7.3
3.0
7.5
3.4

safety and security equipment and other machinery and equipment
0.386
0.350
8.8
5.0
10.6
4.7

Statement: from 2002 to 2010, the mean reselling price ratio for buildings is 0.39.
Question: from 2002 to 2010, what was the mean reselling price ratio for buildings?
Answer: [0.393]