| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 116 | -3.23 | -2.7% | Jun 30, 2024 |
| Q1 2024 | 117 | -1.09 | -0.92% | Mar 31, 2024 |
| Q4 2023 | 118 | +3.55 | +3.1% | Dec 31, 2023 |
| Q3 2023 | 120 | +8.82 | +7.96% | Sep 30, 2023 |
| Q2 2023 | 120 | +11.1 | +10.2% | Jun 30, 2023 |
| Q1 2023 | 118 | +9.67 | +8.93% | Mar 31, 2023 |
| Q4 2022 | 115 | +6.73 | +6.24% | Dec 31, 2022 |
| Q3 2022 | 111 | +0.97 | +0.88% | Sep 30, 2022 |
| Q2 2022 | 109 | -0.61 | -0.56% | Jun 30, 2022 |
| Q1 2022 | 108 | -0.05 | -0.05% | Mar 31, 2022 |
| Q4 2021 | 108 | -3.39 | -3.05% | Dec 31, 2021 |
| Q3 2021 | 110 | -1.94 | -1.74% | Sep 30, 2021 |
| Q2 2021 | 109 | -4.91 | -4.3% | Jun 30, 2021 |
| Q1 2021 | 108 | -7.91 | -6.8% | Mar 31, 2021 |
| Q4 2020 | 111 | -3.67 | -3.2% | Dec 31, 2020 |
| Q3 2020 | 112 | -4.05 | -3.5% | Sep 30, 2020 |
| Q2 2020 | 114 | -1.01 | -0.88% | Jun 30, 2020 |
| Q1 2020 | 116 | +2.13 | +1.87% | Mar 31, 2020 |
| Q4 2019 | 115 | +1.97 | +1.75% | Dec 31, 2019 |
| Q3 2019 | 116 | +3.91 | +3.49% | Sep 30, 2019 |
| Q2 2019 | 115 | +2.65 | +2.36% | Jun 30, 2019 |
| Q1 2019 | 114 | +1.41 | +1.25% | Mar 31, 2019 |
| Q4 2018 | 113 | -1.68 | -1.47% | Dec 31, 2018 |
| Q3 2018 | 112 | -5.5 | -4.69% | Sep 30, 2018 |
| Q2 2018 | 112 | -6.53 | -5.49% | Jun 30, 2018 |
| Q1 2018 | 113 | -7.55 | -6.28% | Mar 31, 2018 |
| Q4 2017 | 115 | -4.78 | -4.01% | Dec 31, 2017 |
| Q3 2017 | 117 | -0.82 | -0.69% | Sep 30, 2017 |
| Q2 2017 | 119 | +3.31 | +2.86% | Jun 30, 2017 |
| Q1 2017 | 120 | +5.6 | +4.88% | Mar 31, 2017 |
| Q4 2016 | 119 | +4.96 | +4.34% | Dec 31, 2016 |
| Q3 2016 | 118 | +3.95 | +3.46% | Sep 30, 2016 |
| Q2 2016 | 116 | +1.22 | +1.07% | Jun 30, 2016 |
| Q1 2016 | 115 | -0.5 | -0.43% | Mar 31, 2016 |
| Q4 2015 | 114 | -2.03 | -1.74% | Dec 31, 2015 |
| Q3 2015 | 114 | -3.1 | -2.64% | Sep 30, 2015 |
| Q2 2015 | 114 | -2.56 | -2.19% | Jun 30, 2015 |
| Q1 2015 | 115 | +2.31 | +2.05% | Mar 31, 2015 |
| Q4 2014 | 116 | +8.02 | +7.4% | Dec 31, 2014 |
| Q3 2014 | 117 | +12.9 | +12.3% | Sep 30, 2014 |
| Q2 2014 | 117 | +15.8 | +15.6% | Jun 30, 2014 |
| Q1 2014 | 113 | +10.7 | +10.5% | Mar 31, 2014 |
| Q4 2013 | 108 | +6.16 | +6.03% | Dec 31, 2013 |
| Q3 2013 | 105 | -0.01 | -0.01% | Sep 30, 2013 |
| Q2 2013 | 101 | -5.54 | -5.19% | Jun 30, 2013 |
| Q1 2013 | 102 | 0 | 0% | Mar 31, 2013 |
| Q4 2012 | 102 | +3.65 | +3.7% | Dec 31, 2012 |
| Q3 2012 | 105 | +7.07 | +7.26% | Sep 30, 2012 |
| Q2 2012 | 107 | +13.1 | +14% | Jun 30, 2012 |
| Q1 2012 | 102 | +8.16 | +8.68% | Mar 31, 2012 |
| Q4 2011 | 98.6 | Dec 31, 2011 | ||
| Q3 2011 | 97.5 | Sep 30, 2011 | ||
| Q2 2011 | 93.7 | Jun 30, 2011 | ||
| Q1 2011 | 94 | Mar 31, 2011 |