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CONSOLIDATED STATEMENTS OF INCOME/(LOSS) AND COMPREHENSIVE INCOME/(LOSS) (USD $) In Thousands, except Share data, unless otherwise specified | 12 Months Ended | 121 Months Ended
--- | --- | ---
Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009 | Dec. 31, 2011
Operating income and (expenses): |  |  |  |
Exploration, property evaluation and holding costs | $ (21,774) | $ (13,447) | $ (6,883) | $ (58,124)
Corporate administration and investor relations | (6,375) | (4,283) | (4,595) | (32,947)
Depreciation and amortization | (420) | (288) | (262) | (1,340)
Gain/(loss) on extinguishment of convertible debt | 0 | (1,633) | 415 | (1,218)
Gain/(loss) on currency translation | 109 | 112 | 118 | (54)
Gain/(loss) on disposal of mineral property, net (Note 7) | 77,803 | 0 | (131) | 79,664
Total operating income/(loss) | 49,343 | (19,539) | (11,338) | (14,019)
Non-operating income and (expenses): |  |  |  |
Gain/(loss) on sale of marketable securities | 459 | 281 | 6,829 | 7,802
Unrealized gain on long-term investments (Note 7) | 37,347 | 0 | 0 | 37,347
Write down of marketable securities | (158) | 0 | (123) | (1,007)
Interest income | 49 | 131 | 104 | 2,812
Interest expense | (120) | (1,061) | (1,523) | (4,096)
Other income/(expense) | 148 | 168 | 99 | (5,108)
Total non-operating income/(loss) | 37,725 | (481) | 5,386 | 37,750
Income/(loss) from continuing operations before income taxes | 87,068 | (20,020) | (5,952) | 23,731
Deferred income tax (expense) | (35,522) | 0 | 0 | (35,522)
Income/(loss) from continuing operations after income taxes | 51,546 | (20,020) | (5,952) | (11,791)
Loss from discontinued operations | 0 | 0 | 0 | (12,863)
Net income/(loss) | 51,546 | (20,020) | (5,952) | (24,654)
Other comprehensive income/(loss), net of tax: |  |  |  |
Unrealized fair-value increase/(decrease) on available-for-sale securities | 754 | 252 | (4,737) |
Comprehensive income/(loss) | $ 52,300 | $ (19,768) | $ (10,689) |
Basic: |  |  |  |
Weighted average number of shares outstanding (Note 14) (in shares) | 68,457,885 | 47,335,571 | 37,268,400 |
Income/(loss) per share (in dollars per share) | $ 0.75 | $ (0.42) | $ (0.16) |
Diluted: |  |  |  |
Weighted average number of shares outstanding (Note 14) (in shares) | 69,295,947 | 47,335,571 | 37,268,400 |
Income/(loss) per share (in dollars per share) | $ 0.74 | $ (0.42) | $ (0.16) |

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