svg_example_3.tsv
- https://jsfiddle.net/rshaker/qyzpr1gf/
- https://jsfiddle.net/rshaker/remk7vaw/
- https://jsfiddle.net/rshaker/g7cqyc4d/7/
- https://jsfiddle.net/rshaker/zdLyhq9y/
- https://jsfiddle.net/rshaker/tdc4k1oe/
- https://jsfiddle.net/rshaker/u64tm5o1/
sample_state_age.csv