13
The Sample
The sample of employers was obtained by stratified random sampling.
Establishments were stratified by the four above-mentioned industrial
types and by the size of employment.
The following table shows the strata with their respective
sample size.
Manufacturing:
Size of Employment
No. of Establishments Sampled
-
1 9
1222223
42
10
19
34
20
49
46
50 99
48
100
-
199
46
200 499
500 - 999
44
24
1000
1999
2000 and over
20
8
200
Wholesale, retail, import/export:
Size of Employment
No. of Establishments Sampled
1
-
4
38
S
-
9
28
10
w
19
18
20
50
-
49
99
12
8
100
199
8
200
499
8
$00 - 999
B