Canon mass effect human population

the human population grew a little faster than expected by 2040 reaching more than ten billion human terrafroming projects and colonies where starting but due to constant small scale war always kept interrupting so avoid more environmental damage island one colonies begin  to build which than became island 2 colonies by 2080  and with war happening that could go into world war 3 incentives where there to keep the population growing and than than by the time wars came to and end they grew to nearly a hundred billion terrafroming projects where underway than the promithan archives where discovered and than we decided for the much cheaper option get the ezo born and colonized at least ten colonization clusters later 2 more by the start of mass effect 3 making the population at least 120 billion