Table 3.

Demographic information.

Profession	Frequency	Percentage (%)
Architects	48	32.0
Quantity surveyor	48	32.0
Builders	24	16.0
Engineer	30	20.0
Total	150	100.0
Academic qualification	Frequency	Percentage (%)
ND	32	21.3
HND	41	27.3
BSC/BTECH	24	16.0
MSC/MTECH	27	18.0
PhD	26	17.3
Total	150	100.0
Years of experience	Frequency	Percentage (%)
Less than 5 years	34	22.7
6–10 years	41	27.3
11–15 years	29	19.3
16–20 years	23	15.3
Above 20 years	23	15.3
Total	150	100.0