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| Columnar ... | 87 |
| April 2026 | May 2026 | June 2026 | July 2026 | August 2026 | September 2026 | October 2026 | |
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| Columnar ... | 16 | 10 | 8 | 13 | 12 | 6 | 6 |
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| Columnar Niobium.pdf | 53 |
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| Singapore | 20 |
| United States | 16 |
| Brazil | 6 |
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| Germany | 5 |
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| Indonesia | 2 |
| India | 2 |
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| Singapore | 11 |
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| Ho Chi Minh City | 2 |
| The Dalles | 2 |
| Ashburn | 1 |
| Barcelona | 1 |