Covered Workers & Annual Pay - 2011 Annual Summary by Establishment Size
Establishment size data provides a comparison of small and large businesses in South Dakota. The average number of workers at the worksite location determines establishment size. A worksite is generally defined as a single physical location at which predominantly one type of economic activity is conducted.
Chart A displays the number of South Dakota establishments by size, which shows small businesses are predominate in South Dakota. During 2011, the 0-9 workers size class had the largest number of establishments, accounting for 77.7 percent of all establishments.

The distribution of employees by establishment size shows a different picture than the distribution of establishments. Smaller businesses have a much smaller slice of the pie. Chart B indicates that smaller businesses (less than 10 workers) employed only 20.4 percent of the covered workers in South Dakota in 2011. The number of workers is evenly dispersed among the establishment size groups.

Number of Private Establishments, Workers and Pay By Establishment Size and By Industry Group 2011 |
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| Industry Group | 0-9 | 10-19 | 20-49 | 50-99 | 100-249 | 250-499 | 500+ |
| Natural Resources & Mining | |||||||
| Establishments | 644 | 80 | 41 | 7 | 3 | 0 | 0 |
| Workers | 2,227 | 1,064 | 1,116 | 491 | 369 | 0 | 0 |
| Annual Pay | $32,910 | $34,670 | $34,526 | $37,045 | $60,539 | $0 | $ |
| Construction | |||||||
| Establishments | 3,405 | 290 | 143 | 37 | 10 | 0 | 0 |
| Workers | 8,053 | 3,813 | 4,308 | 2,430 | 1,525 | 0 | 0 |
| Annual Pay | $30,810 | $38,120 | $45,869 | $50,515 | $46,675 | $0 | $0 |
| Manufacturing | |||||||
| Establishments | 652 | 171 | 134 | 78 | 64 | 17 | 9 |
| Workers | 2,086 | 2,302 | 4,083 | 5,568 | 10,083 | 5,814 | 9,267 |
| Annual Pay | $29,082 | $38,348 | $39,895 | $39,630 | $42,804 | $47,132 | $41,852 |
| Trade, Transportation & Utilities | |||||||
| Establishments | 6,079 | 1,188 | 623 | 146 | 67 | 19 | 4 |
| Workers | 18,906 | 15,742 | 18,366 | 9,874 | 9,459 | 5,988 | 2,361 |
| Annual Pay | $32,705 | $31,843 | $36,326 | $34,993 | $29,841 | $22,504 | $27,243 |
| Information | |||||||
| Establishments | 412 | 72 | 38 | 19 | 8 | * | * |
| Workers | 1,028 | 993 | 1,136 | 1,248 | 1,144 | * | * |
| Annual Pay | $40,264 | $37,985 | $38,866 | $38,183 | $45,995 | * | * |
| Financial Activities | |||||||
| Establishments | 2,703 | 247 | 118 | 28 | 19 | 9 | 7 |
| Workers | 6,972 | 3,227 | 3,417 | 1,832 | 2,786 | 3,184 | 6,254 |
| Annual Pay | $39,426 | $46,169 | $52,563 | $51,847 | $52,571 | $41,353 | $45,173 |
| Professional & Business Services | |||||||
| Establishments | 4,002 | 308 | 182 | 45 | 28 | 7 | * |
| Workers | 8,381 | 4,032 | 5,283 | 3,276 | 3,902 | 2,307 | * |
| Annual Pay | $44,206 | $42,967 | $41,722 | $41,326 | $37,599 | $59,052 | * |
| Education & Health Services | |||||||
| Establishments | 1,800 | 424 | 261 | 121 | 87 | 14 | 6 |
| Workers | 5,845 | 5,710 | 7,943 | 8,084 | 12,836 | 4,854 | 15,001 |
| Annual Pay | $34,420 | $37,420 | $37,885 | $33,230 | $43,915 | $38,816 | $49,188 |
| Leisure & Hospitality Services | |||||||
| Establishments | 1,870 | 677 | 529 | 116 | 30 | 0 | 0 |
| Workers | 6,739 | 9,394 | 15,682 | 7,758 | 3,857 | 0 | 0 |
| Annual Pay | $11,967 | $12,241 | $12,907 | $15,097 | $17,135 | $0 | $0 |
| Other Services | |||||||
| Establishments | 1,970 | 172 | 49 | 10 | 4 | 0 | 0 |
| Workers | 5,334 | 2,215 | 1,442 | 638 | 623 | 0 | 0 |
| Annual Pay | $26,462 | $26,273 | $31,807 | $26,719 | $9,512 | $0 | $0 |
| Total Private Ownership | |||||||
| Establishments | 23,537 | 3,629 | 2,118 | 607 | 320 | 68 | 28 |
| Workers | 65,572 | 48,491 | 62,776 | 41,199 | 46,582 | 22,980 | 34,285 |
| Annual Pay | $32,180 | $31,317 | $32,808 | $33,689 | $38,403 | $39,567 | $44,309 |