| Period | Value | YoY Chg | Change % | Date |
|---|---|---|---|---|
| Q2 2024 | 334 | +17.2 | +5.43% | Jun 30, 2024 |
| Q1 2024 | 326 | +15.7 | +5.07% | Mar 31, 2024 |
| Q4 2023 | 320 | +18.2 | +6.01% | Dec 31, 2023 |
| Q3 2023 | 319 | +28.7 | +9.89% | Sep 30, 2023 |
| Q2 2023 | 317 | +36.3 | +12.9% | Jun 30, 2023 |
| Q1 2023 | 310 | +37.2 | +13.6% | Mar 31, 2023 |
| Q4 2022 | 302 | +32.8 | +12.2% | Dec 31, 2022 |
| Q3 2022 | 290 | +19.2 | +7.07% | Sep 30, 2022 |
| Q2 2022 | 281 | +16.7 | +6.34% | Jun 30, 2022 |
| Q1 2022 | 273 | +7.64 | +2.88% | Mar 31, 2022 |
| Q4 2021 | 269 | -4.94 | -1.8% | Dec 31, 2021 |
| Q3 2021 | 271 | +1.29 | +0.48% | Sep 30, 2021 |
| Q2 2021 | 264 | -5.62 | -2.08% | Jun 30, 2021 |
| Q1 2021 | 265 | -0.85 | -0.32% | Mar 31, 2021 |
| Q4 2020 | 274 | +16.5 | +6.42% | Dec 31, 2020 |
| Q3 2020 | 270 | +6.23 | +2.36% | Sep 30, 2020 |
| Q2 2020 | 270 | +4.39 | +1.66% | Jun 30, 2020 |
| Q1 2020 | 266 | -5.45 | -2.01% | Mar 31, 2020 |
| Q4 2019 | 258 | -18.7 | -6.77% | Dec 31, 2019 |
| Q3 2019 | 264 | -21 | -7.37% | Sep 30, 2019 |
| Q2 2019 | 265 | -30.4 | -10.3% | Jun 30, 2019 |
| Q1 2019 | 272 | -32.6 | -10.7% | Mar 31, 2019 |
| Q4 2018 | 276 | -37.1 | -11.8% | Dec 31, 2018 |
| Q3 2018 | 285 | -30.7 | -9.74% | Sep 30, 2018 |
| Q2 2018 | 296 | -20.9 | -6.61% | Jun 30, 2018 |
| Q1 2018 | 304 | -11.3 | -3.58% | Mar 31, 2018 |
| Q4 2017 | 314 | -4.39 | -1.38% | Dec 31, 2017 |
| Q3 2017 | 315 | -8.22 | -2.54% | Sep 30, 2017 |
| Q2 2017 | 317 | -13.2 | -4% | Jun 30, 2017 |
| Q1 2017 | 316 | -21.7 | -6.43% | Mar 31, 2017 |
| Q4 2016 | 318 | -21.4 | -6.31% | Dec 31, 2016 |
| Q3 2016 | 323 | -13.9 | -4.13% | Sep 30, 2016 |
| Q2 2016 | 330 | -3.56 | -1.07% | Jun 30, 2016 |
| Q1 2016 | 337 | +4.92 | +1.48% | Mar 31, 2016 |
| Q4 2015 | 339 | +5.41 | +1.62% | Dec 31, 2015 |
| Q3 2015 | 337 | +2.24 | +0.67% | Sep 30, 2015 |
| Q2 2015 | 333 | -4.7 | -1.39% | Jun 30, 2015 |
| Q1 2015 | 332 | -10.6 | -3.09% | Mar 31, 2015 |
| Q4 2014 | 334 | -12.1 | -3.49% | Dec 31, 2014 |
| Q3 2014 | 335 | -14.2 | -4.06% | Sep 30, 2014 |
| Q2 2014 | 338 | -9.78 | -2.81% | Jun 30, 2014 |
| Q1 2014 | 343 | +1.89 | +0.55% | Mar 31, 2014 |
| Q4 2013 | 346 | +9.61 | +2.86% | Dec 31, 2013 |
| Q3 2013 | 349 | +19.3 | +5.85% | Sep 30, 2013 |
| Q2 2013 | 348 | +22.9 | +7.06% | Jun 30, 2013 |
| Q1 2013 | 341 | +22 | +6.89% | Mar 31, 2013 |
| Q4 2012 | 336 | Dec 31, 2012 | ||
| Q3 2012 | 330 | Sep 30, 2012 | ||
| Q2 2012 | 325 | Jun 30, 2012 | ||
| Q1 2012 | 319 | Mar 31, 2012 |