|
1978
|
1996
|
|
|
0
|
11.1%
|
16.0%
|
|
0-0.5
|
22.2%
|
35.1%
|
|
0.5-1.0
|
25.4%
|
24.5%
|
|
1.0-1.5
|
20.6%
|
10.6%
|
|
1.5-2.0
|
6.3%
|
6.4%
|
|
2.0-2.5
|
4.8%
|
4.3%
|
|
2.5-3.0
|
6.3%
|
1.1%
|
|
3.0-3.5
|
1.6%
|
0.0%
|
|
9.0-
|
1.6%
|
2.1%
|