Table 1.

Overview of the sample

Variable	Number of firms	Percentage of total sample
Firm age
0–20 years	6	2.16%
21–50 years	240	86.64%
More than 50 years	31	11.19%
Employees
10–50	221	79.78%
51–100	32	11.55%
100–250	24	8.66%
Industry
Manufacturing	92	33.21%
Construction	32	11.55%
Wholesale and retail	85	30.69%
Services	68	24.55%