| 2024-03-31 09:30 | 49.1 | 49.9 | 50.8 |
| 2024-03-01 09:30 | 49.2 | 49.1 | 49.1 |
| 2024-01-31 09:30 | 49 | 49.2 | 49.2 |
| 2023-12-31 09:30 | 49.4 | 49.5 | 49 |
| 2023-11-30 09:30 | 49.5 | 49.7 | 49.4 |
| 2023-10-31 09:30 | 50.2 | 50.2 | 49.5 |
| 2023-09-30 09:30 | 49.7 | 50 | 50.2 |
| 2023-08-31 09:30 | 49.3 | 49.4 | 49.7 |
| 2023-07-31 09:30 | 49 | 49.2 | 49.3 |
| 2023-06-30 09:30 | 48.8 | 49 | 49 |
| 2023-05-31 09:30 | 49.2 | 49.4 | 48.8 |
| 2023-04-30 09:30 | 51.9 | 51.5 | 49.2 |
| 2023-03-31 09:30 | 52.6 | 51.5 | 51.9 |
| 2023-03-01 09:30 | 50.1 | 50.5 | 52.6 |
| 2023-01-31 09:30 | 47 | 49.8 | 50.1 |
| 2022-12-31 09:30 | 48 | 48 | 47 |
| 2022-11-30 09:30 | 49.2 | 49 | 48 |
| 2022-10-31 09:30 | 50.1 | 50 | 49.2 |
| 2022-09-30 09:30 | 49.4 | 49.6 | 50.1 |
| 2022-08-31 09:30 | 49 | 49.2 | 49.4 |
| 2022-07-31 09:30 | 50.2 | 50.4 | 49 |
| 2022-06-30 09:30 | 49.6 | 50.5 | 50.2 |
| 2022-05-31 09:30 | 47.4 | 48.7 | 49.6 |
| 2022-04-30 09:30 | 49.5 | 47.3 | 47.4 |
| 2022-03-31 09:30 | 50.2 | 49.8 | 49.5 |
| 2022-03-01 09:30 | 50.1 | 49.8 | 50.2 |
| 2022-01-30 09:30 | 50.3 | 50 | 50.1 |
| 2021-12-31 09:00 | 50.1 | 50 | 50.3 |
| 2021-11-30 09:00 | 49.2 | 49.7 | 50.1 |
| 2021-10-31 09:00 | 49.6 | 49.7 | 49.2 |
| 2021-09-30 09:00 | 50.1 | 50 | 49.6 |
| 2021-08-31 09:00 | 50.4 | 50.2 | 50.1 |
| 2021-07-31 09:00 | 50.9 | 50.8 | 50.4 |
| 2021-06-30 09:00 | 51 | 50.8 | 50.9 |
| 2021-05-31 09:00 | 51.1 | 51.1 | 51 |
| 2021-04-30 09:00 | 51.9 | 51.8 | 51.1 |
| 2021-03-31 09:00 | 50.6 | 51.2 | 51.9 |
| 2021-02-28 15:00 | 51.3 | 51 | 50.6 |
| 2021-01-31 09:00 | 51.9 | 51.6 | 51.3 |
| 2020-12-31 09:00 | 52.1 | 52 | 51.9 |
| 2020-11-30 09:00 | 51.4 | 51.5 | 52.1 |
| 2020-10-31 09:00 | 51.5 | 51.3 | 51.4 |
| 2020-09-30 09:00 | 51 | 51.3 | 51.5 |
| 2020-08-31 09:00 | 51.1 | 51.2 | 51 |
| 2020-07-31 09:00 | 50.9 | 50.8 | 51.1 |
| 2020-06-30 09:00 | 50.6 | 50.5 | 50.9 |
| 2020-05-31 09:00 | 50.8 | 51 | 50.6 |
| 2020-04-30 09:00 | 52 | 51 | 50.8 |
| 2020-03-31 09:00 | 35.7 | 44.8 | 52 |
| 2020-02-29 09:00 | 50 | 45.0 | 35.7 |
| 2020-01-31 09:00 | 50.2 | 50 | 50 |
| 2019-12-31 09:00 | 50.2 | 50.1 | 50.2 |
| 2019-11-30 09:00 | 49.3 | 49.5 | 50.2 |
| 2019-10-31 09:00 | 49.8 | 49.8 | 49.3 |
| 2019-09-30 09:00 | 49.5 | 49.6 | 49.8 |
| 2019-08-31 09:00 | 49.7 | 49.6 | 49.5 |
| 2019-07-31 09:00 | 49.4 | 49.6 | 49.7 |
| 2019-06-30 09:00 | 49.4 | 49.5 | 49.4 |
| 2019-05-31 09:00 | 50.1 | 49.9 | 49.4 |
| 2019-04-30 09:00 | 50.5 | 50.5 | 50.1 |
| 2019-03-31 09:00 | 49.2 | - | 50.5 |
| 2019-02-28 08:59 | 49.5 | 49.5 | 49.2 |
| 2019-01-31 09:00 | 49.4 | 49.3 | 49.5 |
| 2018-12-31 08:59 | 50.0 | 50.0 | 49.4 |
| 2018-11-30 08:59 | 50.2 | 50.2 | 50 |
| 2018-10-31 09:00 | 50.8 | 50.6 | 50.2 |
| 2018-09-30 09:00 | 51.3 | 51.1 | 50.8 |
| 2018-08-31 09:00 | 51.2 | 51.0 | 51.3 |
| 2018-07-31 08:59 | 51.5 | 51.3 | 51.2 |
| 2018-06-30 09:00 | 51.9 | 51.7 | 51.5 |
| 2018-05-31 08:59 | 51.4 | 51.4 | 51.9 |
| 2018-04-30 09:00 | 51.5 | 51.3 | 51.4 |
| 2018-03-31 09:00 | 50.3 | 50.7 | 51.5 |
| 2018-02-28 08:52 | 51.3 | 51.1 | 50.3 |
| 2018-01-31 08:54 | 51.6 | 51.6 | 51.3 |
| 2017-12-31 09:00 | 51.8 | 51.6 | 51.6 |
| 2017-11-30 09:00 | 51.6 | 51.4 | 51.8 |
| 2017-10-31 09:00 | 52.4 | 52 | 51.6 |
| 2017-09-30 09:01 | 51.7 | 51.6 | 52.4 |
| 2017-08-31 08:52 | 51.4 | 51.3 | 51.7 |
| 2017-07-31 09:00 | 51.7 | 51.5 | 51.4 |
| 2017-06-30 08:59 | 51.2 | 51.0 | 51.7 |
| 2017-05-31 08:54 | 51.2 | 51.0 | 51.2 |
| 2017-04-30 09:00 | 51.8 | 51.7 | 51.2 |
| 2017-03-31 08:53 | 51.6 | 51.7 | 51.8 |
| 2017-03-01 08:47 | 51.3 | 51.2 | 51.6 |
| 2017-02-01 08:53 | 51.4 | 51.2 | 51.3 |
| 2017-01-01 09:00 | 51.7 | 51.5 | 51.4 |
| 2016-12-01 09:00 | 51.2 | 51 | 51.7 |
| 2016-11-01 09:00 | 50.4 | 50.3 | 51.2 |
| 2016-10-01 08:41 | 50.4 | 50.4 | 50.4 |
| 2016-09-01 08:59 | 49.9 | 49.8 | 50.4 |
| 2016-08-01 09:00 | 50 | 50 | 49.9 |
| 2016-07-01 08:59 | 50.1 | 50.0 | 50 |
| 2016-06-01 08:59 | 50.1 | 50.0 | 50.1 |
| 2016-05-01 08:56 | 50.2 | 50.3 | 50.1 |
| 2016-04-01 08:59 | 49 | 49.4 | 50.2 |
| 2016-03-01 08:59 | 49.4 | 49.4 | 49 |
| 2016-02-01 09:00 | 49.7 | 49.6 | 49.4 |
| 2016-01-01 08:59 | 49.6 | 49.8 | 49.7 |
| 2015-12-01 09:00 | 49.8 | 49.8 | 49.6 |
| 2015-11-01 08:59 | 49.8 | 50 | 49.8 |
| 2015-10-01 09:00 | 49.7 | 49.7 | 49.8 |
| 2015-09-01 08:59 | 50 | 49.7 | 49.7 |
| 2015-08-01 08:59 | 50.2 | 50.1 | 50 |
| 2015-07-01 08:59 | 50.2 | 50.4 | 50.2 |
| 2015-06-01 08:57 | 50.1 | - | 50.2 |
| 2015-05-01 08:59 | 50.1 | 50 | 50.1 |
| 2015-04-01 08:59 | 49.9 | 49.7 | 50.1 |
| 2015-03-01 09:00 | 49.8 | 49.8 | 49.9 |
| 2015-02-01 08:59 | 50.1 | 50.2 | 53.7 |
| 2015-01-01 08:59 | 50.3 | 50 | 50.1 |
| 2014-12-01 08:59 | 50.8 | 50.5 | 50.3 |
| 2014-11-01 08:59 | 51.1 | 51.2 | 50.8 |
| 2014-10-01 08:59 | 51.1 | 51 | 51.1 |
| 2014-09-01 09:00 | 51.7 | 51.2 | 51.1 |
| 2014-08-01 09:00 | 51 | 51.4 | 51.7 |
| 2014-07-01 09:00 | 50.8 | 51 | 51 |
| 2014-06-01 09:00 | 50.4 | 50.6 | 50.8 |
| 2014-05-01 09:00 | 50.3 | 50.5 | 50.4 |
| 2014-04-01 09:00 | 50.2 | 50.3 | 50.3 |
| 2014-03-01 09:00 | 50.5 | - | 50.2 |
| 2014-02-01 09:00 | 51 | - | 50.5 |
| 2014-01-01 09:00 | 51.4 | - | 51 |
| 2013-12-01 09:00 | 51.4 | - | 51.4 |
| 2013-11-01 09:00 | 51.1 | - | 51.4 |
| 2013-10-01 09:00 | 51 | - | 51.1 |
| 2013-09-01 09:00 | 50.3 | 50.6 | 51 |
| 2013-08-01 09:00 | 50.1 | 49.9 | 50.3 |
| 2013-07-01 09:00 | 50.8 | - | 50.1 |
| 2013-06-01 09:00 | 50.6 | 50.1 | 50.8 |
| 2013-05-01 09:00 | 50.9 | 51 | 50.6 |
| 2013-04-01 09:00 | 50.1 | 52 | 50.9 |
| 2013-03-01 09:00 | 50.4 | 50.2 | 50.1 |
| 2013-02-01 09:00 | 50.6 | - | 50.4 |
| 2013-01-01 09:00 | 50.6 | 51 | 50.6 |
| 2012-12-01 09:00 | 50.2 | 50.6 | 50.6 |
| 2012-11-01 09:00 | 49.8 | - | 50.2 |
| 2012-10-01 09:00 | 49.2 | 49.8 | 49.8 |
| 2012-09-01 09:00 | 50.1 | 50 | 49.2 |
| 2012-08-01 09:00 | 50.1 | 50.4 | 50.1 |
| 2012-07-01 09:00 | 50.8 | - | 50.1 |
| 2012-06-01 09:00 | 50.6 | - | 50.8 |
| 2012-05-01 09:00 | 50.9 | 53.5 | 50.6 |
| 2012-04-01 09:00 | 50.1 | - | 50.9 |
| 2012-03-01 09:00 | 50.4 | - | 50.1 |
