Table:
text: Demographics of Luxembourg
Vital statistics since 1900
Vital statistics since 1900
Average_population_x_1000 Live_births Deaths Natural_change Crude_birth_rate_per_1000 Crude_death_rate_per_1000 Natural_change_per_1000
299 5 295 3 949 1 346 17.7 13.2 4.5
298 4 895 3 725 1 170 16.4 12.5 3.9
298 4 665 3 535 1 130 15.7 11.9 3.8
297 4 523 3 740 783 15.2 12.6 2.6
298 4 514 3 433 1 081 15.2 11.5 3.6
299 4 514 3 555 959 15.1 11.9 3.2
301 4 486 3 811 675 14.9 12.7 2.2
300 4 511 3 804 707 15.0 12.7 2.4
296 3 959 3 580 379 13.4 12.1 1.3
292 4 029 4 065 - 36 13.8 13.9 -0.1
290 4 506 4 220 286 15.6 14.6 1.0

Question: What is the highest crude mortality rate of the demographics of Luxembourg when deaths are 3 433 and average population is more than 298?