They exist, but no one can find them……
Check it out:

“A Department of Justice attorney told a Judicial Watch attorney on Friday that it turns out the federal government backs up all computer records in case something terrible happens in Washington and there’s a catastrophe, so the government can continue operating,” Judicial Watch president Tom Fitton told Fox News’ Shannon Bream.

“But it would be too hard to go get lois lerner’s emails from that backup system,”Fitton continued, paraphrasing the DOJ official. “So, everything we’ve been hearing about scratched hard drives, about missing emails of Lois Lerner, other IRS officials, other officials in the Obama administration, it’s all been a pack of malarkey. They could get these records, but they don’t want to.”