More than two one-thirds of police investigations into thefts and crimes have been closed with no suspect ever being identified.
The BBC analysed some 18 million crimes over a five-year interval across 43 police forces in England and Wales.
Charity Victim Support said victims should be able to review police decisions not to investigate crimes.
Police say they follow up all proof but had “limited resources” and had to prioritise.
BBC England’s data division compiled the above figures between 2012 and 2016 from the official police data website, which goes into greater detail than the written misdemeanour statistics. The investigation focussed on felony cases that were closed because no suspect had been identified.
I'm an illustrator and I have always had a personal goal to draw all 62 US National Parks, but I wanted...
Nearly every dog owner out there would agree that their pet is their best buddy. Their friend. Their adorable amigo and...