Here is the official record of the number of people ¹  Nebuchadnezzar carried into exile: In the seventh year, ²  3,023 Jews;

The prophet Jeremiah sent a letter to the exiles Nebuchadnezzar had carried off from Jerusalem ¹  to Babylon. It was addressed to the elders who were left among the exiles, to the priests, to the prophets, and to all the other people who were exiled in Babylon. ² 

Then Nebuzaradan, the captain of the royal guard, ¹  took captive the rest of the people who were left in the city. He carried them off to Babylon along with the people who had deserted to him. ² 

Nebuzaradan, the captain of the royal guard, took into exile some of the poor, ¹  the rest of the people who remained in the city, those who had deserted to him, and the rest of the craftsmen.

in Nebuchadnezzar’s twenty-third year, ¹  Nebuzaradan, the captain of the royal guard, carried into exile 745 Judeans. In all 4,600 people went into exile.