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| TABLE 2 | ||||||||
| U.S. PRODUCTION OF SODIUM COMPOUNDS, BY MONTH1 | ||||||||
| (Thousand metric tons) | ||||||||
| 2013 | 2014 | |||||||
| Wyoming | Wyoming | |||||||
| Soda ash | trona2 | Soda ash | trona2 | |||||
| January | 941 | 1,570 | 957 | 1,400 | ||||
| February | 892 | 1,440 | 904 | 1,380 | ||||
| March | 979 | 1,560 | 1,060 | 1,510 | ||||
| April | 894 | 1,440 | 926 | 1,500 | ||||
| May | 985 | 1,460 | 890 | 1,480 | ||||
| June | 962 | 1,360 | 975 | 1,480 | ||||
| July | 1,020 | 1,450 | 1,000 | 1,460 | ||||
| August | 998 | 1,410 | 1,030 | 1,430 | ||||
| September | 857 | 1,400 | 917 | 1,420 | ||||
| October | 1,000 | 1,430 | 985 | 1,480 | ||||
| November | 957 | 1,380 | 996 | 1,450 | ||||
| December | 968 | 1,490 | 1,020 | 1,300 | ||||
| Total | 11,500 | 17,400 | 11,700 | 17,300 | ||||
| 1Data are rounded to no more than three significant digits; may | ||||||||
| not add to totals shown. | ||||||||
| 2Includes solution-mined trona. | ||||||||
| - | ||||||||
Source: United States Geological Survey Mineral Resources Program
See also: Mineral commodity prices