| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 166 | -3.5 | -2.06% | Jun 30, 2024 |
| Q1 2024 | 165 | -13.1 | -7.37% | Mar 31, 2024 |
| Q4 2023 | 167 | -15.5 | -8.5% | Dec 31, 2023 |
| Q3 2023 | 167 | -22.4 | -11.8% | Sep 30, 2023 |
| Q2 2023 | 170 | -18.8 | -9.96% | Jun 30, 2023 |
| Q1 2023 | 178 | -4.84 | -2.64% | Mar 31, 2023 |
| Q4 2022 | 183 | +2.12 | +1.17% | Dec 31, 2022 |
| Q3 2022 | 189 | +11.9 | +6.74% | Sep 30, 2022 |
| Q2 2022 | 188 | +14.3 | +8.19% | Jun 30, 2022 |
| Q1 2022 | 183 | +14.4 | +8.56% | Mar 31, 2022 |
| Q4 2021 | 181 | +20 | +12.4% | Dec 31, 2021 |
| Q3 2021 | 177 | +23.9 | +15.6% | Sep 30, 2021 |
| Q2 2021 | 174 | +24.6 | +16.4% | Jun 30, 2021 |
| Q1 2021 | 169 | +17.1 | +11.3% | Mar 31, 2021 |
| Q4 2020 | 161 | +5.29 | +3.41% | Dec 31, 2020 |
| Q3 2020 | 153 | -6.82 | -4.26% | Sep 30, 2020 |
| Q2 2020 | 150 | -6.63 | -4.24% | Jun 30, 2020 |
| Q1 2020 | 152 | -2.41 | -1.57% | Mar 31, 2020 |
| Q4 2019 | 155 | -0.46 | -0.3% | Dec 31, 2019 |
| Q3 2019 | 160 | -9.88 | -5.81% | Sep 30, 2019 |
| Q2 2019 | 156 | -46.6 | -23% | Jun 30, 2019 |
| Q1 2019 | 154 | -80.2 | -34.2% | Mar 31, 2019 |
| Q4 2018 | 156 | -111 | -41.6% | Dec 31, 2018 |
| Q3 2018 | 170 | -142 | -45.5% | Sep 30, 2018 |
| Q2 2018 | 203 | -75.3 | -27.1% | Jun 30, 2018 |
| Q1 2018 | 234 | -3.72 | -1.56% | Mar 31, 2018 |
| Q4 2017 | 267 | +63.5 | +31.3% | Dec 31, 2017 |
| Q3 2017 | 312 | +160 | +105% | Sep 30, 2017 |
| Q2 2017 | 278 | +120 | +75.6% | Jun 30, 2017 |
| Q1 2017 | 238 | +58.8 | +32.9% | Mar 31, 2017 |
| Q4 2016 | 203 | +7.41 | +3.78% | Dec 31, 2016 |
| Q3 2016 | 152 | -35.7 | -19% | Sep 30, 2016 |
| Q2 2016 | 158 | -20.9 | -11.7% | Jun 30, 2016 |
| Q1 2016 | 179 | +9.84 | +5.82% | Mar 31, 2016 |
| Q4 2015 | 196 | +35.7 | +22.3% | Dec 31, 2015 |
| Q3 2015 | 188 | +9.5 | +5.33% | Sep 30, 2015 |
| Q2 2015 | 179 | -4.66 | -2.53% | Jun 30, 2015 |
| Q1 2015 | 169 | -13.8 | -7.55% | Mar 31, 2015 |
| Q4 2014 | 160 | -24.6 | -13.3% | Dec 31, 2014 |
| Q3 2014 | 178 | -17.8 | -9.09% | Sep 30, 2014 |
| Q2 2014 | 184 | -7.69 | -4.01% | Jun 30, 2014 |
| Q1 2014 | 183 | +0.94 | +0.52% | Mar 31, 2014 |
| Q4 2013 | 185 | +10.8 | +6.21% | Dec 31, 2013 |
| Q3 2013 | 196 | +39.2 | +25% | Sep 30, 2013 |
| Q2 2013 | 192 | +39.3 | +25.8% | Jun 30, 2013 |
| Q1 2013 | 182 | +30 | +19.7% | Mar 31, 2013 |
| Q4 2012 | 174 | +26 | +17.6% | Dec 31, 2012 |
| Q3 2012 | 157 | +14.9 | +10.5% | Sep 30, 2012 |
| Q2 2012 | 152 | +16.5 | +12.1% | Jun 30, 2012 |
| Q1 2012 | 152 | +20.3 | +15.4% | Mar 31, 2012 |
| Q4 2011 | 148 | +21.4 | +16.9% | Dec 31, 2011 |
| Q3 2011 | 142 | Sep 30, 2011 | ||
| Q2 2011 | 136 | Jun 30, 2011 | ||
| Q1 2011 | 132 | Mar 31, 2011 | ||
| Q4 2010 | 127 | Dec 31, 2010 |