Trade industries have experienced the most earnings and the highest increase since 1970 with service and manufacturing industries following closely.
Mining joins agriculture and forestry with low but constant earnings.
Earnings in mining industries had a major decrease from 1980 B 1985, but have increased at a modest rate since. Agriculture and forestry earnings have remained generally constant. Industry earnings show that the service industry is expected to increase significantly in the future. Agriculture and mining industries are expected to remain constant. No decrease of earnings in any industry is expected.