Suggest you look at tractorhouse.com. machinefinder.com and fastline.com. If you would like, you can go to this site and see an online copy of operators manual.
John Deere Ag - New Equipment: Technical Publications - Equipment Search
Mostly likely north of 40 , get a very low hour one for around 33-34. I found James River to have better prices , largest Deere dealer on east coast. I saw one with 7 hours for 33