Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page ATR 72:

"

As of September 2018, 187 early variants had been produced with 172 operated by 55 carriers, 365 -500s were delivered with more than 350 in service at 75 operators, 444 -600s were produced and are operated by 74 carriers with a backlog of 231 orders. By then, with more than 60 -500s and 40 -600s in storage, new aircraft leases fell to $130,000 per month from $170,000. The -600 list price of $26.8M is typically discounted by 25% for a $20.1M value, a 2012 aircraft is valued $13.3M and leased $115,000, falling to $10.2M and $100,000 in 2021, a D check costs $0.5M and the engine overhaul costs $0.3-1.0M.[2]