losses: A combination of all the losses in the data sets on the case...
In merlinoa/casdata: loss data available on CAS website

A combination of all the losses in the data sets on the case website. http://www.casact.org/research/index.cfm?fa=loss_reserves_data the 'losses' data frame combines all six lines of business into one data frame and removes the premium and meta information columns that do not need to be recorded for every development period.

losses

A data frame with 77900 observations of 8 variables

lob: line of business
gr_code: NAIC company code (includes insurer groups and single insurers)
gr_name: NAIC company name (includes insurer groups and single insurers)
origin: year in which accidents occurred
dev: Years of development
incurred: Incurred losses and allocated expenses at year end
paid: cumulative paid losses and defense and cost containment expenses at year end
bulk: Bulk and IBNR reserves on net losses and defense and cost containment expenses reported at year end