Percentage of the working age population: based on GROS revised mid-year population estimates.Notes:* 2003 population estimate not yet available.** employment figures prior to 1994 are coded to an older industrial classification scheme.No distinction is made in the above table between the processing of domestically landed fish, imported fish and farmed fish. Consequently, the degree to which employment in fish processing could be regarded as dependent upon the Scottish fish catching sector is unknown.