Citation needed. Don’t worry, I already found one for you: https://www.theglobeandmail.com/opinion/article-as-a-ukrainian-im-not-surprised-by-volodymyr-zelenskys-declining/

According to KIIS, his approval rating has declined sharply, to 60%. Hardly “in the gutter”.

But wait, isn’t KIIS a biased regime source?! They were the same whose survey showed that the majority of Ukrainians support the fight against the Russian invasion. Hmm, I guess regime polls and stats agencies are only biased when they demonstrate facts that don’t support your narrative. As long as they support your pro-Russian message then you can use their data freely.