Most of us doing just fine.

That's a beautiful trendline.

I think a better description is something like "30 years ago 1/3 people lived in extreme poverty, today less than 1/10".

FUN FACT

2011: Over twice as many poor people live in middle-income countries

I guess, the data could follow a normal distribution in this case.

this ?

Yep, something like this. Did you just draw a line on top of the bar plot? :)

win Paint skills :)

I believe that more than this number are only living in South Asia. Mostly in Pakistan, Afganistan, Nepal, Bhutan, Myanmar and Bangladesh.

How is this data adjusted for inflation?

I would say it’s the International Poverty Line that is adjusted for inflation.

Progress but still a long way to go

And world population has grown since 1990.

6 billion to 8 billion today?

Could be. Still, $2.15 is ridiculously low. It’s like what families including working children earned per day in the US 100, 150 years ago.