| 1 year | 3 year | 5 year | 10 year | ||
| CY 2008 | Rochester | (22.2) | (0.1) | 5.1 | — |
| Benchmark | (31.1) | (5.3) | 0.4 | — | |
| CY 2009 | Rochester | 11.6 | (1.0) | 4.7 | — |
| Benchmark | 26.6 | (2.4) | 2.9 | — | |
| CY 2010 | Rochester | 11.6 | (1.0) | 4.5 | 6.0 |
| Benchmark | 12.9 | (0.9) | 4.0 | 3.7 | |
| CY 2011 | Rochester | 3.6 | 8.9 | 2.4 | 6.5 |
| Benchmark | (4.2) | 11.0 | 0.1 | 4.4 | |
| CY 2012 | Rochester | 12.0 | 9.0 | 2.4 | 8.4 |
| Benchmark | 13.8 | 7.2 | 1.2 | 7.3 | |
| CY 2013 | Rochester | 15.7 | 10.3 | 10.8 | 7.9 |
| Benchmark | 17.5 | 8.6 | 12.9 | 6.5 | |
| CY 2014 | Rochester | 9.2 | 12.3 | 10.4 | 7.5 |
| Benchmark | 4.6 | 11.8 | 8.6 | 5.7 | |
| CY 2015 | Rochester | 0.3 | 8.2 | 8.0 | 6.2 |
| Benchmark | (1.6) | 6.5 | 5.7 | 4.8 | |
| CY 2016 | Rochester | 4.5 | 4.6 | 8.2 | 5.2 |
| Benchmark | 7.3 | 3.4 | 8.1 | 4.0 | |
| CY 2017 | Rochester | 15.9 | 6.7 | 9.0 | 5.6 |
| Benchmark | 19.0 | 7.9 | 9.1 | 5.1 | |
| CY 2018 | Rochester | 1.0 | 7.0 | 6.0 | 8.4 |
| Benchmark | (7.2) | 5.8 | 4.1 | 8.4 | |
| CY 2019 | Rochester | 13.7 | 10.0 | 6.9 | 8.6 |
| Benchmark | 21.9 | 10.4 | 7.3 | 8.0 | |
| CY 2020 | Rochester | 14.2 | 9.5 | 9.7 | 8.9 |
| Benchmark | 14.1 | 8.9 | 10.5 | 8.1 | |
| CY 2021 | Rochester | 22.9 | 16.9 | 13.4 | 10.7 |
| Benchmark | 14.5 | 16.8 | 12.0 | 10.0 | |
| CY 2022 | Rochester | (9.6) | 8.3 | 7.9 | 8.4 |
| Benchmark | (15.4) | 3.4 | 4.6 | 6.8 | |
| CY 2023 | Rochester | 9.3 | 6.7 | 9.6 | 7.8 |
| Benchmark | 18.7 | 4.8 | 9.9 | 6.9 |