(NB: i am sorry i cannot insert the graph pictures because the image in my book)
A breakdown of the number of fish caught and the number of fishing crafts in Westhaven since 2008 until 2011 is shown by the bar charts. Taking everything into consideration, 2011 is the year with the greatest number of fish caught in both types of fish and fish crafts.
There was a gradual rise of the number of tuna that was caught since 2009 by 10. In 2008, swordfish caught stood at 75 while tuna caught was higher than tuna catching. Although the swordfish caught had an alternate trend between increase and decrease in each year, we can say that the swordfish caught had an increase trend. In the other hand, the swordfish caught stood at 75 and was reached 100 at 2011. The number of tuna catching in 2010 as equal as the sum of swordfish caught in 2011.
Furthermore, the total number of fish crafts stood at 50 in 2008. After a year, it was increased slightly in 2009 by 5 and continued reached a peak in 2011 by 15. In addition, there was a linier relation between the number of swordfish caught and the sum of fish crafts.