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| TABLE� 8B | |||||||||||||||||||
| CONSTRUCTION SAND AND GRAVEL PRODUCTION IN THE UNITED STATES IN 2006, BY REGION AND SIZE OF OPERATION | |||||||||||||||||||
| Northeast | Midwest | ||||||||||||||||||
| Quantity1 | Quantity1 | ||||||||||||||||||
| Size range | Number of� | Percentage | (thousand | Percentage | Number of� | Percentage | (thousand | Percentage | |||||||||||
| (metric tons) | operations� | of total� | metric tons) | of total� | operations� | of total� | metric tons) | of total� | |||||||||||
| Less than 25,000��� | 240 | 23.9 | 2,260 | 1.7 | 408 | 18.7 | 4,010 | 1.2 | |||||||||||
| 25,000 to 49,999 | 152 | 15.1 | 5,190 | 4.0 | 352 | 16.2 | 11,700 | 3.5 | |||||||||||
| 50,000 to 99,999 | 213 | 21.2 | 14,200 | 11.0 | 447 | 20.5 | 29,200 | 8.6 | |||||||||||
| 100,000 to 199,999 | 189 | 18.8 | 25,000 | 19.4 | 433 | 19.9 | 55,800 | 16.5 | |||||||||||
| 200,000 to 299,999 | 86 | 8.6 | 19,000 | 14.8 | 207 | 9.5 | 45,800 | 13.5 | |||||||||||
| 300,000 to 399,999 | 46 | 4.6 | 14,100 | 10.9 | 99 | 4.5 | 31,700 | 9.4 | |||||||||||
| 400,000 to 499,999 | 27 | 2.7 | 10,800 | 8.4 | 62 | 2.8 | 25,300 | 7.5 | |||||||||||
| 500,000 to 599,999 | 14 | 1.4 | 6,740 | 5.2 | 50 | 2.3 | 24,600 | 7.3 | |||||||||||
| 600,000 to 699,999 | 12 | 1.2 | 6,980 | 5.4 | 33 | 1.5 | 19,400 | 5.7 | |||||||||||
| 700,000 to 799,999 | 10 | 1.0 | 6,720 | 5.2 | 24 | 1.1 | 16,100 | 4.8 | |||||||||||
| 800,000 to 899,999 | 3 | 0.3 | 2,360 | 1.8 | 25 | 1.1 | 19,200 | 5.7 | |||||||||||
| 900,000 to 999,999 | 3 | 0.3 | 2,510 | 1.9 | 5 | 0.2 | 4,320 | 1.3 | |||||||||||
| 1,000,000 to 1,499,999 | 6 | 0.6 | 6,980 | 5.4 | 16 | 0.7 | 17,200 | 5.1 | |||||||||||
| 1,500,000 to 1,999,999 | 2 | 0.2 | 3,180 | 2.5 | 8 | 0.4 | 12,700 | 3.7 | |||||||||||
| 2,000,000 to 2,499,999 | -- | -- | -- | -- | 3 | 0.1 | 5,860 | 1.7 | |||||||||||
| 2,500,000 and more | 1 | 0.1 | 2,860 | 2.2 | 5 | 0.2 | 15,400 | 4.5 | |||||||||||
| Total� | 1,000 | 100 | 129,000 | 100 | 2,180 | 100 | 339,000 | 100 | |||||||||||
| South | West | ||||||||||||||||||
| Quantity1 | Quantity1 | ||||||||||||||||||
| Size range | Number of� | Percentage | (thousand | Percentage | Number of� | Percentage | (thousand | Percentage | |||||||||||
| (metric tons) | operations� | of total� | metric tons) | of total� | operations� | of total� | metric tons) | of total� | |||||||||||
| Less than 25,000��� | 143 | 12.9 | 1,420 | 0.5 | 363 | 18.1 | 3,260 | 0.6 | |||||||||||
| 25,000 to 49,999 | 97 | 8.8 | 3,230 | 1.0 | 226 | 11.3 | 7,530 | 1.4 | |||||||||||
| 50,000 to 99,999 | 191 | 17.3 | 12,600 | 4.0 | 368 | 18.3 | 24,200 | 4.5 | |||||||||||
| 100,000 to 199,999 | 198 | 17.9 | 26,200 | 8.4 | 325 | 16.2 | 41,900 | 7.7 | |||||||||||
| 200,000 to 299,999 | 130 | 11.8 | 28,700 | 9.2 | 211 | 10.5 | 47,000 | 8.7 | |||||||||||
| 300,000 to 399,999 | 82 | 7.4 | 25,800 | 8.2 | 126 | 6.3 | 39,000 | 7.2 | |||||||||||
| 400,000 to 499,999 | 48 | 4.3 | 19,300 | 6.2 | 86 | 4.3 | 34,800 | 6.4 | |||||||||||
| 500,000 to 599,999 | 50 | 4.5 | 24,600 | 7.9 | 50 | 2.5 | 25,200 | 4.7 | |||||||||||
| 600,000 to 699,999 | 33 | 3.0 | 19,400 | 6.2 | 40 | 2.0 | 23,300 | 4.3 | |||||||||||
| 700,000 to 799,999 | 29 | 2.6 | 19,600 | 6.3 | 30 | 1.5 | 20,600 | 3.8 | |||||||||||
| 800,000 to 899,999 | 19 | 1.7 | 14,500 | 4.6 | 32 | 1.6 | 24,500 | 4.5 | |||||||||||
| 900,000 to 999,999 | 11 | 1.0 | 9,420 | 3.0 | 17 | 0.8 | 14,500 | 2.7 | |||||||||||
| 1,000,000 to 1,499,999 | 45 | 4.1 | 49,400 | 15.8 | 63 | 3.1 | 69,700 | 12.9 | |||||||||||
| 1,500,000 to 1,999,999 | 17 | 1.5 | 26,200 | 8.4 | 29 | 1.4 | 44,900 | 8.3 | |||||||||||
| 2,000,000 to 2,499,999 | 4 | 0.4 | 8,150 | 2.6 | 17 | 0.8 | 34,500 | 6.4 | |||||||||||
| 2,500,000 and more | 9 | 0.8 | 24,300 | 7.8 | 24 | 1.1 | 86,400 | 15.9 | |||||||||||
| Total | 1,110 | 100 | 313,000 | 100 | 2,010 | 100 | 541,000 | 100 | |||||||||||
| -- Zero. | |||||||||||||||||||
| 1Data are rounded to no more than three significant digits. | |||||||||||||||||||
Source: United States Geological Survey Mineral Resources Program