1980 1982 9537 7930 90 1992 1997 1734 1694 373 350 1960 1
H12.4.1 20,419 2
3
18 65 92 87 99 4
66.0 63.2 59.5 53.1 52.9 52.8 30.0 a) 5
b) 6
First Comer s Quota First Comer s Quota job 7
8
9
10
11
12
13
14
15
16