Only last month did the men's and women's unemployment rates reach the same .

Only last month did the men's and women's unemployment rates reach the same level.

Explanation:

The sentence is talking about unemployment and the comparison between men and women in this area. So, the correct word to indicate that unemployment is equal for men and women is level. Also, as we are talking about rates, which is a word that we use when we talk about statistics and to describe graphics, the word that best fits with this topic is level.

we need to see the statements.