Aircraft | 0.019769139 | 0.018785129 | 0.016782275 |
Shipbuilding, Railroad Equipment | 0.034646871 | 0.032922321 | 0.029412172 |
Defense | 0.025791312 | 0.024507548 | 0.021894575 |
Precious Metals | 0.072166732 | 0.068574628 | 0.061263262 |
Non-Metallic and Industrial Metal Mining | 0.040958604 | 0.038919886 | 0.034770283 |
Coal | 0.065519393 | 0.06225816 | 0.055620251 |
Petroleum and Natural Gas | 0.021285686 | 0.020226189 | 0.018069691 |
Utilities | 0.019434851 | 0.01846748 | 0.016498494 |
Communication | 0.013898858 | 0.013207041 | 0.011798918 |
Personal Services | 0.028454718 | 0.027038382 | 0.024155574 |
Business Services | 0.010115529 | 0.009612028 | 0.008587202 |
Computers | 0.027834997 | 0.026449508 | 0.023629485 |
Computer Software | 0.016352432 | 0.015538489 | 0.013881789 |
Electronic Equipment | 0.020940273 | 0.019897969 | 0.017776466 |
Measuring and Control Equipment | 0.016848476 | 0.016009842 | 0.014302887 |
Business Supplies | 0.013812747 | 0.013125217 | 0.011725818 |
Shipping Containers | 0.022682333 | 0.021553318 | 0.019255322 |
Transportation | 0.018686715 | 0.017756582 | 0.015863391 |
Wholesale | 0.011239801 | 0.010680339 | 0.009541611 |
Retail | 0.014736168 | 0.014002674 | 0.012509722 |
Restaurants, Hotels, Motels | 0.018843596 | 0.017905655 | 0.01599657 |
Banking | 0.021443274 | 0.020375934 | 0.01820347 |
Insurance | 0.014691826 | 0.013960539 | 0.012472079 |
Real Estate | 0.0244273 | 0.02321143 | 0.020736648 |
Trading | 0.019661198 | 0.01868256 | 0.016690642 |