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| site | service | maxYr | maxMo |
|---|---|---|---|
| site1 | service1 | 2021 | 10 |
| site1 | service2 | 2016 | 9 |
| site2 | service3 | 2012 | 8 |
| site | service | maxYr | maxMo |
|---|---|---|---|
| site1 | service1 | 2021 | 10 |
| site1 | service2 | 2016 | 9 |
| site2 | service3 | 2012 | 8 |