sentences:  A study on this phenomenon argued that it was extremely unlikely that the number of people with serious disabilities had risen as rapidly as the number of Incapacity Benefit claimants.The study found that areas where a high number of jobs had been lost (for example, from the closure of coal mines in the 1980s) experienced the biggest rises in people claiming Incapacity Benefit, but that there was no comparable rise in Jobseeker's Allowance claimants.In 2004, the caseload peaked at just under 2,500,000 then began to fall slowly, but caseloads never fell lower than they were in 1995.