| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2024 | 29.7 M | +504 K | +1.73% | Jun 7, 2024 | 10-Q | 2024-06-13 |
| Q1 2024 | 29.5 M | +484 K | +1.67% | Apr 12, 2024 | 10-K | 2024-04-18 |
| Q4 2023 | 29.2 M | +258 K | +0.89% | Dec 1, 2023 | 10-Q | 2023-12-06 |
| Q3 2023 | 29.2 M | +253 K | +0.87% | Sep 1, 2023 | 10-Q | 2023-09-06 |
| Q2 2023 | 29.2 M | +260 K | +0.9% | Jun 2, 2023 | 10-Q | 2023-06-07 |
| Q1 2023 | 29 M | +471 K | +1.65% | Mar 24, 2023 | 10-K | 2023-03-28 |
| Q4 2022 | 29 M | -1.58 M | -5.18% | Dec 2, 2022 | 10-Q | 2022-12-07 |
| Q3 2022 | 28.9 M | -3.61 M | -11.1% | Sep 2, 2022 | 10-Q | 2022-09-07 |
| Q2 2022 | 28.9 M | -5.72 M | -16.5% | Jun 3, 2022 | 10-Q | 2022-06-08 |
| Q1 2022 | 28.6 M | -6.5 M | -18.5% | Mar 25, 2022 | 10-K | 2022-03-29 |
| Q4 2021 | 30.5 M | -6.57 M | -17.7% | Dec 3, 2021 | 10-Q | 2021-12-08 |
| Q3 2021 | 32.6 M | -6.7 M | -17.1% | Sep 3, 2021 | 10-Q | 2021-09-08 |
| Q2 2021 | 34.6 M | -4.59 M | -11.7% | Jun 4, 2021 | 10-Q | 2021-06-09 |
| Q1 2021 | 35.1 M | -4.11 M | -10.5% | Mar 26, 2021 | 10-K | 2021-03-30 |
| Q4 2020 | 37.1 M | -1.93 M | -4.95% | Dec 4, 2020 | 10-Q | 2020-12-09 |
| Q3 2020 | 39.3 M | Sep 4, 2020 | 10-Q | 2020-09-09 | ||
| Q2 2020 | 39.2 M | +223 K | +0.57% | Jun 5, 2020 | 10-Q | 2020-06-10 |
| Q1 2020 | 39.2 M | -976 K | -2.43% | Mar 27, 2020 | 10-K | 2020-03-31 |
| Q4 2019 | 39 M | -1.01 M | -2.51% | Dec 6, 2019 | 10-Q | 2019-12-11 |
| Q2 2019 | 39 M | -1.33 M | -3.31% | Jun 7, 2019 | 10-Q | 2019-06-12 |
| Q1 2019 | 40.1 M | -2.04 M | -4.84% | Mar 29, 2019 | 10-K | 2019-04-02 |
| Q4 2018 | 40 M | -1.98 M | -4.72% | Dec 7, 2018 | 10-Q | 2018-12-12 |
| Q3 2018 | 40 M | -2.42 M | -5.7% | Sep 7, 2018 | 10-Q | 2018-09-12 |
| Q2 2018 | 40.3 M | -3.87 M | -8.76% | Jun 8, 2018 | 10-Q | 2018-06-13 |
| Q1 2018 | 42.2 M | -2.6 M | -5.81% | Mar 30, 2018 | 10-K | 2018-04-03 |
| Q4 2017 | 42 M | -2.53 M | -5.67% | Dec 1, 2017 | 10-Q | 2017-12-06 |
| Q3 2017 | 42.5 M | -2.07 M | -4.64% | Sep 1, 2017 | 10-Q | 2017-09-06 |
| Q2 2017 | 44.2 M | -161 K | -0.36% | Jun 2, 2017 | 10-Q | 2017-06-07 |
| Q1 2017 | 44.8 M | -4.9 M | -9.86% | Mar 24, 2017 | 10-K | 2017-03-28 |
| Q4 2016 | 44.6 M | -4.99 M | -10.1% | Dec 2, 2016 | 10-Q | 2016-12-07 |
| Q3 2016 | 44.5 M | -5.05 M | -10.2% | Sep 2, 2016 | 10-Q | 2016-09-07 |
| Q2 2016 | 44.4 M | -7.51 M | -14.5% | Jun 3, 2016 | 10-Q | 2016-06-08 |
| Q1 2016 | 49.7 M | -4.25 M | -7.88% | Mar 25, 2016 | 10-K | 2016-03-29 |
| Q4 2015 | 49.6 M | -3.9 M | -7.3% | Dec 4, 2015 | 10-Q | 2015-12-09 |
| Q3 2015 | 49.6 M | -6.48 M | -11.6% | Sep 4, 2015 | 10-Q | 2015-09-09 |
| Q2 2015 | 51.9 M | -3.59 M | -6.48% | Jun 5, 2015 | 10-Q | 2015-06-10 |
| Q1 2015 | 53.9 M | -4.22 M | -7.26% | Mar 27, 2015 | 10-K | 2015-03-31 |
| Q4 2014 | 53.5 M | -4.93 M | -8.44% | Dec 5, 2014 | 10-Q | 2014-12-10 |
| Q3 2014 | 56 M | -2.24 M | -3.84% | Sep 5, 2014 | 10-Q | 2014-09-10 |
| Q2 2014 | 55.5 M | -2.83 M | -4.86% | Jun 6, 2014 | 10-Q | 2014-06-11 |
| Q1 2014 | 58.2 M | +209 K | +0.36% | Mar 28, 2014 | 10-K | 2014-04-01 |
| Q4 2013 | 58.4 M | +488 K | +0.84% | Dec 6, 2013 | 10-Q | 2013-12-11 |
| Q3 2013 | 58.3 M | -1.28 M | -2.14% | Sep 6, 2013 | 10-Q | 2013-09-10 |
| Q2 2013 | 58.3 M | -5.4 M | -8.48% | Jun 7, 2013 | 10-Q | 2013-06-12 |
| Q1 2013 | 57.9 M | -7.81 M | -11.9% | Mar 29, 2013 | 10-K | 2013-04-02 |
| Q4 2012 | 57.9 M | -7.71 M | -11.8% | Nov 30, 2012 | 10-Q | 2012-12-05 |
| Q3 2012 | 59.6 M | -5.99 M | -9.14% | Aug 30, 2012 | 10-Q | 2012-09-05 |
| Q2 2012 | 63.7 M | -11.5 M | -15.3% | May 31, 2012 | 10-Q | 2012-06-06 |
| Q1 2012 | 65.8 M | -9.43 M | -12.5% | Mar 21, 2012 | 10-K | 2012-03-26 |
| Q4 2011 | 65.6 M | -9.87 M | -13.1% | Dec 2, 2011 | 10-Q | 2011-12-07 |
| Q3 2011 | 65.6 M | -10 M | -13.2% | Sep 2, 2011 | 10-Q | 2011-09-07 |
| Q2 2011 | 75.2 M | Jun 1, 2011 | 10-Q | 2011-06-07 | ||
| Q1 2011 | 75.2 M | Mar 23, 2011 | 10-K | 2011-03-30 | ||
| Q4 2010 | 75.5 M | Dec 3, 2010 | 10-Q | 2010-12-08 | ||
| Q3 2010 | 75.6 M | Sep 3, 2010 | 10-Q | 2010-09-08 |