The pie charts present about the relationship between employees and supervisor and their work-mates

The charts below show the results of surveys in 2005 and 2009 asking workers about their relationship with their supervisors and their co-workers.

The pie charts present about the relationship between employees and supervisor and their work-mates in 2005 and 2009 based on surveys. Overall, it can be seen that the highest percentage both relationship with supervisor and job partners are very good and it's always more than fifty percent while the lowest percentage are don't have work-mates in 2005 and 2009.

In relationship with supervisor, there was an increase in very good percentage over 4-years period. It changed from 61 percent to 65 percent when there was a decrease in good results from 26 percent to 22 percent. Beside that, in don't have a supervisor there was an increase from 1 percent to 5 percent when there was a steady percentage in poor answer at 2 percent.

In relationship with co-workers, there was an increase in very good results from 63 percent to 70 percent while there were a decrease in good and fair results, from 28 percent to 25 percent and 7 percent to 3 percent respectively. But in 2009 there was not employees that have poor answer.

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  Question
  

1) You'd better if you add some conjunction or linking words : IN ADDITION, BESIDE THAT, IN THE FIRST GRAPH, OR OTHERS, that make it more coherence.

2) Well, remember, IELTS Writing Task 1 have aim to know our ablity of SUMMARIZING. In you body you still mention it one by one. And there are nothing any comparison between data. You should compare, for instance people who very good in supervisor and in co-workers, and others. You still mention one by one and it makes not fulfill the aim of Task 1