| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2024 | 17.7M | +228K | +1.3% | Dec 31, 2024 | 10-K | 2025-03-04 |
| Q4 2023 | 17.5M | -156M | -89.9% | Dec 31, 2023 | 10-K | 2025-03-04 |
| Q4 2022 | 173M | +1.8M | +1.05% | Dec 31, 2022 | 10-K | 2024-03-05 |
| Q4 2021 | 172M | +2.29M | +1.35% | Dec 31, 2021 | 10-K | 2023-03-07 |
| Q4 2020 | 169M | +1.33M | +0.79% | Dec 31, 2020 | 10-K | 2022-03-01 |
| Q4 2019 | 168M | +816K | +0.49% | Dec 31, 2019 | 10-K | 2021-03-02 |
| Q4 2018 | 167M | +20.4M | +13.9% | Dec 31, 2018 | 10-K | 2020-02-27 |
| Q4 2017 | 147M | +47.5M | +47.9% | Dec 31, 2017 | 10-K | 2019-02-28 |
| Q4 2016 | 99.3M | +8.71M | +9.62% | Dec 31, 2016 | 10-K | 2018-03-06 |
| Q4 2015 | 90.6M | +2.51M | +2.86% | Dec 31, 2015 | 10-K | 2017-03-07 |
| Q4 2014 | 88M | +517K | +0.59% | Dec 31, 2014 | 10-K | 2016-03-08 |
| Q4 2013 | 87.5M | +384K | +0.44% | Dec 31, 2013 | 10-K | 2015-03-03 |
| Q4 2012 | 87.1M | +15.8M | +22.1% | Dec 31, 2012 | 10-K | 2014-03-04 |
| Q3 2012 | 71.8M | +527K | +0.74% | Sep 30, 2012 | 10-Q | 2012-11-06 |
| Q2 2012 | 71.6M | +392K | +0.55% | Jun 30, 2012 | 10-Q | 2012-08-07 |
| Q1 2012 | 71.5M | Mar 31, 2012 | 10-Q | 2012-05-01 | ||
| Q4 2011 | 71.4M | +19.1M | +36.6% | Dec 31, 2011 | 10-K | 2013-03-05 |
| Q3 2011 | 71.2M | Sep 30, 2011 | 10-Q | 2011-11-01 | ||
| Q2 2011 | 71.2M | Jun 30, 2011 | 10-Q | 2011-08-02 | ||
| Q4 2010 | 52.3M | Dec 31, 2010 | 10-K | 2012-03-06 |