By collective bargaining coverage
| State | Share | Rate |
|---|---|---|
| AL | 89.6% | 64.2% |
| AK | 63.6 | 91.2 |
| AZ | 64.2 | 47.0 |
| AR | 73.0 | 28.4 |
| CA | 79.6 | 89.1 |
| CO | 86.6 | 66.8 |
| CT | 90.0 | 89.6 |
| DE | 79.7 | 79.5 |
| DC | 77.5 | 68.0 |
| FL | 68.1 | 57.4 |
| GA | 83.8 | 31.3 |
| HI | 79.9 | 87.6 |
| ID | 75.6 | 57.0 |
| IL | 86.3 | 89.4 |
| IN | 97.0 | 80.5 |
| IA | 86.6 | 78.1 |
| KS | 86.5 | 69.6 |
| KY | 92.9 | 56.2 |
| LA | 44.7 | 35.4 |
| ME | 71.2 | 86.6 |
| MD | 85.4 | 81.7 |
| MA | 83.8 | 94.6 |
| MI | 95.3 | 91.9 |
| MN | 96.5 | 90.5 |
| MS | 78.6 | 29.8 |
| MO | 83.0 | 54.1 |
| MT | 73.6 | 85.5 |
| NE | 92.5 | 73.4 |
| NV | 78.6 | 70.0 |
| NH | 88.8 | 84.5 |
| NJ | 79.7 | 89.5 |
| NM | 80.4 | 55.4 |
| NY | 93.9 | 92.5 |
| NC | 81.0 | 23.8 |
| ND | 93.1 | 69.3 |
| OH | 88.6 | 85.7 |
| OK | 73.1 | 49.7 |
| OR | 81.9 | 91.2 |
| PA | 82.0 | 91.1 |
| RI | 95.3 | 92.4 |
| SC | 82.3 | 26.9 |
| SD | 86.1 | 43.5 |
| TN | 68.2 | 43.1 |
| TX | 80.0 | 41.2 |
| UT | 90.4 | 56.5 |
| VT | 89.5 | 87.6 |
| VA | 86.7 | 36.0 |
| WA | 74.4 | 86.3 |
| WV | 94.1 | 65.2 |
| WI | 77.4 | 86.1 |
| WY | 93.5 | 42.6 |