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| TABLE 2 | ||||
| U.S. ESTIMATED DISTRIBUTION OF PRIMARY� | ||||
| STRONTIUM COMPOUNDS, BY END USE | ||||
| (Percent) | ||||
| End use | 2005 | 2006 | ||
| Electrolytic production of zinc | 2 | 4 | ||
| Ferrite ceramic magnets | 13 | 18 | ||
| Master Alloys | 6 | 7 | ||
| Pigments and fillers | 3 | 5 | ||
| Pyrotechnics and signals | 22 | 30 | ||
| Television picture tubes | 50 | r | 30 | |
| Other | 4 | r | 6 | |
| Total | 100 | 100 | ||
| rRevised. | ||||
Source: United States Geological Survey Mineral Resources Program