Write a sentence that about [ YEAR 1990; Taymyr Autonomous Okrug; 482 LIVE_BIRTHS 842; 842 CRUDE_BIRTH_RATE_(PER_1000) 16.4; 1990 NATURAL_CHANGE 482; 1990 AVERAGE_POPULATION_(X_1000) 51].
In 1990, average population in Taymyr Autonomous Okrug was 51 thousands and crude birth rate was 16.4 per 1000.