Figure 5: Temporal filtering is required for selecting a representative week and day.
From: A collection of public transport network data sets for 25 cities

The daily variations in PT trip counts for Rome show the regular weekly pattern in the provided GTFS data. On 1st of November, the All Saints Day, we can see a drop in PT services due to the public holiday. Because of this, the next full week after All Saints' Day is selected as the representative week.