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Exploration expenditure<br />
2010 Worldwide exploration budget by commodity<br />
$14<br />
3.5<br />
Nonferrous exploration (US$ bil.)<br />
$12<br />
$10<br />
$8<br />
$6<br />
$4<br />
$2<br />
3.0<br />
2.5<br />
2.0<br />
1.5<br />
1.0<br />
0.5<br />
Annual indexed metals price (1993=1)<br />
2%<br />
3%<br />
33%<br />
11%<br />
51%<br />
$0<br />
93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10<br />
Nonferrous exploration total<br />
Uranium exploration total<br />
Annual indexed metals price<br />
Source: Metals Economics Group: World Exploration Trends <strong>2011</strong>.<br />
0.0<br />
Gold<br />
Base metals<br />
Diamonds<br />
PGM<br />
Other<br />
Source: Metals Economics Group: World Exploration Trends <strong>2011</strong>.<br />
<strong>Mine</strong>–<strong>The</strong> <strong>game</strong> <strong>has</strong> <strong>changed</strong> 33