! !
"
# "
$ %
& ' '
( ) *
)
$ +
$
*
)
, *
.
.
' *
Source: Copper Development Association
&
.
.
Feb 2002
Source: Copper Development Association
Feb 2002
! !
"
# "
$ %
& ' '
( ) *
)
$ +
$
*
)
, *
.
.
' *
Source: Copper Development Association
&
.
.
Feb 2002
Source: Copper Development Association
Feb 2002