Wow, 18.9% with graduate degrees! That's significantly higher than the national average (around 10%). I suppose it is to be expected, given the technical nature of Bitcoin and complexity of using it (for now), but still, it surprises me.
It's a bit disheartening to see the lack of people who have recently heard about Bitcoin. The vast majority heard about it more than 1 year ago. Does that mean that Bitcoin growth is slowing?
He had irregular time intervals for question 8:
Now it looks more like google trends.