Fish farming

5   Fish farming. Salmon and trout. Stock of fish for food per 31 December 2000, by generation
  Salmon Trout
  Elder generations Last years generation This years generation Elder generations This years generation
Number 97 800 45 166 800 121 117 700 8 186 600 26 506 100
Weight, kilo 558 900 192 566 000 138 389 200 27 068 600 17 101 800
Average weight, kilo 5,71 4,27 1,14 3,30 0,65

Explanation of symbols