When do you consider Luxembourg's lockdowns to have started and ended? Looking here: https://ourworldindata.org/coronavirus-data-explorer?zoomToSelection=true&

When do you consider Luxembourg's lockdowns to have started and ended? Looking here: https://ourworldindata.org/coronavirus-data-explorer?zoomToSelection=true&time=2020-03-01..latest&country=~LUX&region=World&casesMetric=true&interval=smoothed&perCapita=true&smoothing=7&pickerMetric=total_cases&pickerSort=desc https://ourworldindata.org/coronavirus-data-explorer?zoomToS... ... the curves look pretty similar to that of many other countries. There was apparently (according to Wikipedia) one between Nov 23rd and Dec 15th but that appears to have made no real difference, in fact, numbers per million were stable during those dates when they had previously been falling.