| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2025 | 24.7M | +142K | +0.58% | 31 Mar 2025 | 10-K | 30 May 2025 |
| Q1 2024 | 24.6M | +18K | +0.07% | 31 Mar 2024 | 10-K | 30 May 2025 |
| Q1 2023 | 24.6M | +5.34K | +0.02% | 31 Mar 2023 | 10-K | 30 May 2025 |
| Q1 2022 | 24.6M | +35.2K | +0.14% | 31 Mar 2022 | 10-K | 30 May 2025 |
| Q1 2021 | 24.5M | +93K | +0.38% | 31 Mar 2021 | 10-K/A | 21 Apr 2025 |
| Q1 2020 | 24.4M | -568K | -2.27% | 31 Mar 2020 | 10-K | 25 May 2023 |
| Q1 2019 | 25M | +59.2K | +0.24% | 31 Mar 2019 | 10-K | 27 May 2022 |
| Q1 2018 | 24.9M | -344K | -1.36% | 31 Mar 2018 | 10-K | 28 May 2021 |
| Q1 2017 | 25.3M | +2.56M | +11.3% | 31 Mar 2017 | 10-K | 28 May 2020 |
| Q1 2016 | 22.7M | +124K | +0.55% | 31 Mar 2016 | 10-K | 27 May 2016 |
| Q1 2015 | 22.6M | -623K | -2.68% | 31 Mar 2015 | 10-K | 22 May 2015 |
| Q1 2014 | 23.2M | -128K | -0.55% | 31 Mar 2014 | 10-K | 23 May 2014 |
| Q1 2013 | 23.3M | 31 Mar 2013 | 10-K | 24 May 2013 | ||
| Q4 2011 | 23.2M | -324K | -1.38% | 31 Dec 2011 | 10-Q | 07 Feb 2012 |
| Q3 2011 | 23.2M | -678K | -2.83% | 30 Sep 2011 | 10-Q | 09 Nov 2011 |
| Q2 2011 | 23.2M | -928K | -3.84% | 30 Jun 2011 | 10-Q/A | 02 Sep 2011 |
| Q1 2011 | 23.2M | -1.08M | -4.46% | 31 Mar 2011 | 10-Q | 07 Feb 2012 |
| Q4 2010 | 23.6M | 31 Dec 2010 | 10-Q | 07 Feb 2012 | ||
| Q3 2010 | 23.9M | 30 Sep 2010 | 10-Q | 09 Nov 2011 | ||
| Q2 2010 | 24.2M | 30 Jun 2010 | 10-Q/A | 02 Sep 2011 | ||
| Q1 2010 | 24.3M | 31 Mar 2010 | 10-Q | 08 Feb 2011 |