| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q1 2024 | 623 | +21.5 | +3.58% | Mar 31, 2024 |
| Q4 2023 | 611 | -6.65 | -1.08% | Dec 31, 2023 |
| Q3 2023 | 601 | -29.2 | -4.63% | Sep 30, 2023 |
| Q2 2023 | 600 | -36.6 | -5.75% | Jun 30, 2023 |
| Q1 2023 | 601 | -37.1 | -5.82% | Mar 31, 2023 |
| Q4 2022 | 618 | -25.2 | -3.92% | Dec 31, 2022 |
| Q3 2022 | 630 | -17.8 | -2.74% | Sep 30, 2022 |
| Q2 2022 | 637 | -19.4 | -2.95% | Jun 30, 2022 |
| Q1 2022 | 638 | -37.5 | -5.54% | Mar 31, 2022 |
| Q4 2021 | 643 | -22.3 | -3.36% | Dec 31, 2021 |
| Q3 2021 | 648 | -14.4 | -2.18% | Sep 30, 2021 |
| Q2 2021 | 656 | -18.2 | -2.7% | Jun 30, 2021 |
| Q1 2021 | 676 | +9.68 | +1.45% | Mar 31, 2021 |
| Q4 2020 | 665 | -6.14 | -0.91% | Dec 31, 2020 |
| Q3 2020 | 662 | -15.9 | -2.34% | Sep 30, 2020 |
| Q2 2020 | 674 | +8.56 | +1.29% | Jun 30, 2020 |
| Q1 2020 | 666 | -1.54 | -0.23% | Mar 31, 2020 |
| Q4 2019 | 671 | -3.79 | -0.56% | Dec 31, 2019 |
| Q3 2019 | 678 | -8.16 | -1.19% | Sep 30, 2019 |
| Q2 2019 | 666 | -25.1 | -3.64% | Jun 30, 2019 |
| Q1 2019 | 668 | -22.3 | -3.24% | Mar 31, 2019 |
| Q4 2018 | 675 | -8.58 | -1.26% | Dec 31, 2018 |
| Q3 2018 | 686 | +4.48 | +0.66% | Sep 30, 2018 |
| Q2 2018 | 691 | +5.19 | +0.76% | Jun 30, 2018 |
| Q1 2018 | 690 | +6.94 | +1.02% | Mar 31, 2018 |
| Q4 2017 | 684 | +8.68 | +1.29% | Dec 31, 2017 |
| Q3 2017 | 682 | +22.4 | +3.39% | Sep 30, 2017 |
| Q2 2017 | 685 | +51.5 | +8.12% | Jun 30, 2017 |
| Q1 2017 | 683 | +67.1 | +10.9% | Mar 31, 2017 |
| Q4 2016 | 675 | +65.1 | +10.7% | Dec 31, 2016 |
| Q3 2016 | 659 | +65.2 | +11% | Sep 30, 2016 |
| Q2 2016 | 634 | +52.6 | +9.04% | Jun 30, 2016 |
| Q1 2016 | 616 | +55.9 | +9.98% | Mar 31, 2016 |
| Q4 2015 | 610 | +64.5 | +11.8% | Dec 31, 2015 |
| Q3 2015 | 594 | +61.1 | +11.5% | Sep 30, 2015 |
| Q2 2015 | 581 | +58.2 | +11.1% | Jun 30, 2015 |
| Q1 2015 | 560 | +40.4 | +7.77% | Mar 31, 2015 |
| Q4 2014 | 546 | +28.4 | +5.5% | Dec 31, 2014 |
| Q3 2014 | 533 | +13.3 | +2.56% | Sep 30, 2014 |
| Q2 2014 | 523 | +2.08 | +0.4% | Jun 30, 2014 |
| Q1 2014 | 520 | -0.99 | -0.19% | Mar 31, 2014 |
| Q4 2013 | 517 | -3.58 | -0.69% | Dec 31, 2013 |
| Q3 2013 | 520 | -27.2 | -4.97% | Sep 30, 2013 |
| Q2 2013 | 521 | -42.9 | -7.6% | Jun 30, 2013 |
| Q1 2013 | 521 | -67.3 | -11.4% | Mar 31, 2013 |
| Q4 2012 | 521 | Dec 31, 2012 | ||
| Q3 2012 | 547 | Sep 30, 2012 | ||
| Q2 2012 | 564 | Jun 30, 2012 | ||
| Q1 2012 | 588 | Mar 31, 2012 |