Demographics of Poland
According to GUS, about 38,325,000 people live in Poland, however, the same report states that the number of residents living in the country all the time is approximately 37,200,000; with 1,125,000 people living abroad for 6 to 7 months or more. It means that the permanent population may be correspondingly smaller.
Timeline of Jewish-Polish history
1897 The first Russian census numbers 5,200,000 Jews plus 4,900,000 in the Pale. The Kingdom of Poland has 1,300,000 Jews or 14% of its population.