By collective bargaining coverage
| State | Share | Rate |
|---|---|---|
| AL | 91.1% | 64.2% |
| AK | 59.0 | 91.2 |
| AZ | 59.9 | 47.0 |
| AR | 73.0 | 28.4 |
| CA | 81.9 | 89.1 |
| CO | 80.4 | 66.8 |
| CT | 91.8 | 89.6 |
| DE | 80.0 | 79.5 |
| DC | 72.2 | 68.0 |
| FL | 69.4 | 57.4 |
| GA | 81.1 | 31.3 |
| HI | 78.0 | 87.6 |
| ID | 70.3 | 57.0 |
| IL | 85.0 | 89.4 |
| IN | 93.3 | 80.5 |
| IA | 91.1 | 78.1 |
| KS | 77.9 | 69.6 |
| KY | 92.3 | 56.2 |
| LA | 46.4 | 35.4 |
| ME | 73.1 | 86.6 |
| MD | 80.5 | 81.7 |
| MA | 72.5 | 94.6 |
| MI | 93.2 | 91.9 |
| MN | 92.5 | 90.5 |
| MS | 80.1 | 29.8 |
| MO | 80.7 | 54.1 |
| MT | 66.9 | 85.5 |
| NE | 87.1 | 73.4 |
| NV | 74.7 | 70.0 |
| NH | 48.7 | 84.5 |
| NJ | 71.7 | 89.5 |
| NM | 76.7 | 55.4 |
| NY | 92.5 | 92.5 |
| NC | 79.0 | 23.8 |
| ND | 82.7 | 69.3 |
| OH | 77.5 | 85.7 |
| OK | 72.6 | 49.7 |
| OR | 82.3 | 91.2 |
| PA | 70.3 | 91.1 |
| RI | 95.9 | 92.4 |
| SC | 84.8 | 26.9 |
| SD | 79.1 | 43.5 |
| TN | 68.0 | 43.1 |
| TX | 81.8 | 41.2 |
| UT | 86.7 | 56.5 |
| VT | 86.2 | 87.6 |
| VA | 85.9 | 36.0 |
| WA | 74.5 | 86.3 |
| WV | 92.0 | 65.2 |
| WI | 55.4 | 86.1 |
| WY | 91.3 | 42.6 |