Exactly. According to Genius Megapanel, which is a standard for estimating* websites' popularity in Poland for advertising purposes, in Nov 22 Allegro.pl (the biggest marketplace in PL) was the 4th most popular website in Poland with 18+ Mio useres, while Jbzd.com had only 2.5 Mio users. Here's a full list

*It combines direct measurement (in case of bigger websites) with statistical methods based on a panel of ca. 30k users.

Edit: now I see it's from Semrush. Well, Semrush's data is pure BS - Similarweb has more accurate data, a little bit overestimated in case of the biggest websites (while totally underestimates medium and small websites), but still more useful than Semrush's.