Table:
text: Demographics of Serbia
1900-1912
1900-1912
Average_population_x_1_000 Live_births Deaths Natural_change Crude_birth_rate_per_1_000 Crude_death_rate_per_1_000 Natural_change_per_1_000
2470 105000 58000 47000 42.4 23.5 18.9
2520 96000 53000 43000 38.0 21.0 17.0
2570 98000 57000 41000 38.0 22.3 15.7
2580 106000 60000 46000 40.9 23.5 17.4
2650 106000 56000 50000 39.8 21.1 18.7
2660 100000 65000 35000 37.3 24.8 2.5
2690 113000 66000 47000 42.0 24.5 17.5
2770 111000 62000 49000 40.0 22.4 17.6
2820 104000 67000 37000 36.8 23.7 13.1
2840 110000 83000 27000 38.7 29.3 9.4
2870 112000 64000 48000 39.0 22.4 16.6
2940 107000 64000 43000 36.3 21.8 14.5
2980 114000 63000 51000 38.3 21.1 17.1

Question: What is the lowest number of live births in Syria among Serbia demographics from 1900 to 1912 when natural change was 9.4 and crude mortality rate was more than 29.3?

Question: Regarding Serbia's demographics, what is the natural change number from 1900-1912 for Syria when there were 67,000 deaths and an average population of more than 2,820?