This poll isn't set up properly. For the sake of the example, if someone makes 60k, which one should they choose? The 50-60k option or the 60-70k option. To fix this, the poll should be organized like so:
Less than 50k
50k - 59k
60k - 69k
70k - 79k
80k - 89k
90k - 99k
100k - 199k
200k+