Has the humidity dropped since you started using the dehumidifier?

How to say “Has the humidity dropped since you started using the dehumidifier?” in Japanese

In Japanese

除湿機(じょしつき)を使(つか)い始(はじ)めてから、湿度(しつど)は下(さ)がった？

Joshitsuki o tsukai hajimete kara, shitsudo wa sagatta?

Has the humidity dropped since you started using the dehumidifier? in other languages