The provided graph shows the comparision between the percentage of workers with no job sercured in the European Union (all workers). The information is listed with the percentages in the three categories, Professional, Manual and Self-employed.
Overall, the percentage of Self-employed workers and Manual workers witnessed a stable increase throughout the time between 1990 and 1999. While the number of Professional workers saw a noticeable fluctuation in the mean time. Despite the fact, All workers across different departments still grew well over times.
From 1990 to 1992, the propotion of Professionl workers and Self-employed workers had a sightly reduction to an average of 45% and reached to the deep in 1992. Whereas the amount of people in the group of Manual workers increased firmly by 1%.
During the period between 1992 to 1997, people who was self-employed and worked professionally grew significantly with the Professional workers grew over 3% and Self-employed worker grew even more dramatically from roughly 5.5% to just over 12% respectively. The percentage of Manual workers, however, fluctuated strongly with the highest 14% in 1994 before falling back to a more stable zone of 8% in 1997. Looking at the whole picture, we can notice that the rate of Self-employed workers and All workers had pretty similar decrease and growth over the period.