| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2024 | 650M | -14.3M | -2.15% | Jun 30, 2024 | 10-Q | 2024-07-25 |
| Q1 2024 | 651M | -14.5M | -2.18% | Mar 31, 2024 | 10-Q | 2024-04-25 |
| Q4 2023 | 652M | -15.8M | -2.37% | Dec 31, 2023 | 8-K | 2024-04-25 |
| Q3 2023 | 659M | -13M | -1.93% | Sep 30, 2023 | 10-Q | 2023-10-26 |
| Q2 2023 | 664M | -9.7M | -1.44% | Jun 30, 2023 | 10-Q | 2024-07-25 |
| Q1 2023 | 666M | -15M | -2.2% | Mar 31, 2023 | 10-Q | 2024-04-25 |
| Q4 2022 | 668M | -17.2M | -2.51% | Dec 31, 2022 | 8-K | 2024-04-25 |
| Q3 2022 | 672M | -16.1M | -2.34% | Sep 30, 2022 | 10-Q | 2023-10-26 |
| Q2 2022 | 674M | -16.7M | -2.42% | Jun 30, 2022 | 10-Q | 2023-07-27 |
| Q1 2022 | 681M | -13.9M | -2% | Mar 31, 2022 | 10-Q | 2023-04-27 |
| Q4 2021 | 685M | -12M | -1.72% | Dec 31, 2021 | 8-K | 2024-04-25 |
| Q3 2021 | 688M | -13.3M | -1.9% | Sep 30, 2021 | 10-Q | 2022-10-27 |
| Q2 2021 | 690M | -11.4M | -1.62% | Jun 30, 2021 | 10-Q | 2022-07-28 |
| Q1 2021 | 695M | -7.2M | -1.03% | Mar 31, 2021 | 10-Q | 2022-04-29 |
| Q4 2020 | 697M | -14.3M | -2.01% | Dec 31, 2020 | 10-K | 2023-02-10 |
| Q3 2020 | 702M | -12.8M | -1.79% | Sep 30, 2020 | 10-Q | 2021-10-22 |
| Q2 2020 | 702M | -17.7M | -2.46% | Jun 30, 2020 | 10-Q | 2021-07-23 |
| Q1 2020 | 702M | -25.9M | -3.56% | Mar 31, 2020 | 10-Q | 2021-04-23 |
| Q4 2019 | 711M | -18.5M | -2.54% | Dec 31, 2019 | 10-K | 2022-02-11 |
| Q3 2019 | 715M | -25.8M | -3.49% | Sep 30, 2019 | 10-Q | 2020-10-30 |
| Q2 2019 | 720M | -23.1M | -3.11% | Jun 30, 2019 | 10-Q | 2020-07-24 |
| Q1 2019 | 728M | -19.2M | -2.57% | Mar 31, 2019 | 10-Q | 2020-05-01 |
| Q4 2018 | 730M | -21.3M | -2.84% | Dec 31, 2018 | 10-K | 2021-02-12 |
| Q3 2018 | 740M | -19.8M | -2.61% | Sep 30, 2018 | 10-Q | 2019-10-17 |
| Q2 2018 | 743M | -18M | -2.37% | Jun 30, 2018 | 10-Q | 2019-07-18 |
| Q1 2018 | 747M | -15.4M | -2.02% | Mar 31, 2018 | 10-Q | 2019-04-18 |
| Q4 2017 | 751M | -9.9M | -1.3% | Dec 31, 2017 | 10-K | 2020-02-14 |
| Q3 2017 | 760M | Sep 30, 2017 | 10-Q | 2018-10-19 | ||
| Q2 2017 | 761M | Jun 30, 2017 | 10-Q | 2018-07-20 | ||
| Q1 2017 | 762M | Mar 31, 2017 | 10-Q | 2018-04-20 | ||
| Q4 2016 | 761M | -9.6M | -1.25% | Dec 31, 2016 | 10-K | 2019-02-08 |
| Q4 2015 | 770M | -11.8M | -1.51% | Dec 31, 2015 | 10-K | 2018-02-09 |
| Q4 2014 | 782M | -1.6M | -0.2% | Dec 31, 2014 | 10-K | 2017-02-10 |
| Q4 2013 | 784M | +1M | +0.13% | Dec 31, 2013 | 10-K | 2016-02-12 |
| Q4 2012 | 783M | +8.1M | +1.05% | Dec 31, 2012 | 10-K | 2015-02-13 |
| Q4 2011 | 775M | -8.3M | -1.06% | Dec 31, 2011 | 10-K | 2014-02-14 |
| Q4 2010 | 783M | Dec 31, 2010 | 10-K | 2013-02-15 |