Table:
text: Demographics of Armenia
Vital statistics
Vital statistics
Average_population_x_1000 Live_births Deaths Natural_change Crude_birth_rate_per_1000 Crude_death_rate_per_1000 Natural_change_per_1000
1354 43500 11500 32000 32.1 8.5 23.6
1383 49900 12400 37500 36.1 9.0 27.1
1420 54100 12900 41200 38.1 9.1 29.0
1463 51400 14000 37400 35.1 9.6 25.6
1511 58300 12400 45900 38.6 8.2 30.4
1564 59400 13800 45600 38.0 8.8 29.2
1619 62300 12300 50000 38.5 7.6 30.9
1678 67100 14100 53000 40.0 8.4 31.6
1739 71500 14100 57400 41.1 8.1 33.0
1802 72400 14100 58300 40.2 7.8 32.4
1867 74825 12675 62150 40.1 6.8 33.3
1942 72377 12496 59881 37.3 6.4 30.8
2005 69505 13297 56208 34.7 6.6 28.0
2064 67382 12046 55336 32.6 5.8 26.8

Question: What is the crude birth rate (per 1000) if the natural change (per 1000) is more than 31.6 and the average population (x1000) is less than 1,802 in demographics of Armenia?