| 2016 | 27.8 | 18.9 | 22.9 (126 reporting, sample year) |
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| 2017 | 23.9 | 16.0 | 21.6 (129 reporting, sample year) |
|---|
| 2018 | Withheld (Agency reported 4 of 12 months) | Benchmark unavailable | 20.2 (126 reporting, sample year) |
|---|
| 2019 | Withheld (Agency reported 5 of 12 months) | Benchmark unavailable | 18.3 (130 reporting, sample year) |
|---|
| 2020 | 12.2 | 12.6 | 19.5 (140 reporting, sample year) |
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| 2021 | 16.8 | 15.1 | 20.9 (133 reporting, sample year) |
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| 2022 | 19.4 | 15.2 | 20.6 (121 reporting, sample year) |
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| 2023 | 18.8 | 69.2 | 19.6 (122 reporting, sample year) |
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| 2024 | 17.6 | 60.9 | 15.9 (135 reporting, sample year) |
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| 2025 | 12.4 | 50.2 | 13.6 (139 reporting, sample year) |
|---|