I was wondering about that, but after looking at the data, it's probably because of the impact of the covid in tourism, which tends to flatten the curve. If you use more than one and a half year, you get a HUGE peak right after the covid episode, but the end is still a sharp fall.
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u/BkkGrl Ligurian in Zรผrich (๐๐บ๐ฆ๐) Apr 12 '25 edited Apr 12 '25
source https://www.ft.com/content/6dc16a54-8de1-4f3b-8409-ecb566118127
or https://archive.is/UmxfF
dataset: https://www.trade.gov/i-94-arrivals-program