A breakdown of the result of two different surveys in which citizens were given some questions about crucial communication skills which they should have in their occupation, done in two periods, between 1997 and 2006, is illustrated in the table. Overall, it can obviously be seen that the most communication skill required by workers were external communication skills.
Based on communication included in external skills, there were four kinds of aspects and all of them showed a slight increase, except in the term 'selling a product of service' which decreased steeply by 3 points, from 24 to 21 percent. Interestingly, only skill of dealing with people had proportion more than six in ten while the others stood at less than a half.
Turning to the second classification, all skills related to internal communication inclined in the last period (2006) and the aspect of listening carefully to colleagues became the most essential skill for labors based on people perspective in that surveys, witnessing a small rise of 9 percent, followed by other five skills which experienced smaller percentage as less important skills.