Quarterly Returns (%)21Vianet Group Inc
| Years | Q1 | Q2 | Q3 | Q4 | Annual |
|---|---|---|---|---|---|
| 2011 | 0 | -26.9 | -26.1 | -9.9 | 0 |
| 2012 | 24 | -0.4 | -0.2 | -16.7 | 5 |
| 2013 | -2.2 | 24 | 42.5 | 42.6 | 144.8 |
| 2014 | 22 | 4.4 | -39.9 | -14.1 | -34.2 |
| 2015 | 14.2 | 16.2 | -10.9 | 15.7 | 36.7 |
| 2016 | -5.5 | -48.9 | -22.1 | -11.8 | -66.8 |
| 2017 | -21.7 | -8.6 | 13.4 | 37.8 | 13.8 |
| 2018 | -13.2 | 43.7 | -0.9 | -15.9 | 8.3 |
| 2019 | -8.1 | 1.5 | -1.7 | -10.8 | -20.3 |
| 2020 | -5 | 4 | 8 | 49.4 | 402.3 |
| 2021 | -6.7 | -29 | -24.6 | -47.8 | -73.9 |
| 2022 | -35.4 | 3.6 | -8.9 | 3.1 | -37.2 |
| 2023 | -42.9 | -10.5 | 7.9 | -2.4 | -49.4 |
| 2024 | -46 | 9.7 | 0 | -13.2 |