REVEALED: The crime that's increased more than 38%

IT IS a crime which reported one of the biggest spikes in 12 months and is one of the hardest offences for police to solve.

Official Darling Downs police figures reveal shoplifting offences increased more than 38% in the in the past 12 months, with 987 crimes reported to authorities.

It's a marked increase on the 670 offences reported for the 2015-16 financial year.

At least 12 shoplifting or shop stealing offences remain unsolved, with Toowoomba police appealing for any information.

The National Retail Association for Queensland reported that retail crimes had increased in the three years to the report's publication last year.

"It is estimated that criminal activity, and its associated expenditure, cost the retail industry in Queensland $1.33 billion in 2014-15," the report said.

"A total of $27.5 million was estimated to have been lost through stolen goods and fraudulent transactions last financial year.

"The average cost of a stolen item, or fraudulent transaction, was $216."

Official crime figures also reveal in the 2016-17 financial year, fraud offences by credit card had increased more than 71%.

Police investigated 864 offences last financial year, up from 409 reported in the previous financial year.