EPD18 has this entry:
Both dictionaries have a yod as onset of the second syllable. Now listen to Bishop Richard Harries and General Sir Nicholas P Carter using this word without yod.
Bishop Harries says this
[...] up to 60% of the population
[...] 15% of the population at the time
General Carter, head of the British Army, says:
[...] but I'm absolutely confident that the majority of the population in central Helmand will be secured by Afghan forces.