G2 INDUSTRIES IN THE CATCHMENT AREA AND THE LAKE (Q) YEAR: 1978-1982 Gross product No. of persons No. of establishments per year engaged [10e6 yen] ------------------------------------------------------------------------------- Primary industry - Crop production 18,200 11,200 N.A. - Fisheries 460 N.A. N.A. Secondary industry 631,900 51,400 2,935 Tertiary industry 438,900 8,500 4,956