Type Doors Windows Partitions
Range (%) Frequency and Percentages
0  -  25 51 (45.5%) 7   (6.3%) 108 (96.4%)
26 -  50 42 (37.5%) 18 (16.1%) 4   (3.6%)
51 -  75 0    (0.0%) 58 (51.8%) 0   (0.0%)
76 -100 19 (17.0%) 29 (25.8%) 0   (0.0%)
Total 112   (100%) 112 (100%) 112 (100%)
Source: Field Data (2012)
Table 5: Preferences and application of aluminium materials.