0.30 1
0.25
:i 0,20
!f
r 0.15 r - -- - -- ----i
0,10
0.05
- - 1--~-~·~
0,00
1979
1980
1981
IQ42
1983
1984
3 ,s 1 M3'fG!ul!lf,,M
3,0 1 -
2.5
" <> 2.0
j:
r 1.5
1.0
0,5
0.0
10
a
300
~
!!:
200
100
200
150
!f 100
!!:
50
L____,_
1979
.. ,.
L
1979
150 1
.. 120 L
90
!f
!!:
3 0 -0 ~
,,.., 1981 ....
•••
19IO
1981
1902
1983
1 ...
1983
1 . . .
1985
1086
1965
1 ...
p f1 0 V E 1-l C E
"'
1987
1988
1989
1990
1 .. 1
1987
1988
1 ...
1990
1991
0 7 E
300
250
r~ 200
!f
r 150
·- ,_
-
f
- · -
~
,_
100
50
- ,_ ,_ -
:n_
l
- ,_ -
' - - '--'---15
0
1979
1980
1981
2500 1 ••~u~a~=••·---2000 L
1500
<>
~1000
500
L _ 1
0
1979
1980
1981
10
1
w.1n3:w
a - -
6 r
:i
!f
!!:
r-1979
25 - -
20
~ 15
l
!f
!!:
10
20
15
0
l
1979
""'
•--·
197'
19&0
lffl
Ll _
198-3
19M
u A Z lJ f?
-- --- - --- , _ ,_
,_
-
,, -
,_ -
·- -
il
-
~
-
,_
-
1
1965
1986
1967
1988
1989
1990
1 . . 1
1985
1969
15191
- - - -- - -- -1985
7
C 0 R S E