5.1 FL (also happens to 5.0)

Clear filter does not always work
https://keikai.io/demo/filters
1. Column F, filter Quarterly Profit by color, choose purple => the result is correct
2. Column C, filter Income, choose only $120,100 => the result is correct
3. Column C, on filter, Clear filter from Income => wrong (should display 3 items, but only $120,100 is displayed).

4. Column F, on filter, Clear filter from color => the result is correct