Survey on Human Resources in Science and Technology Employment situation of the doctorate-holders Percentage of doctorate-holders, by employment situation and main labour activity at 31 December 2009. Units: percentage ;Total;Employed: Total;Employed: self-employed;Employed: employed by others;Unemployed;Inactive; ;100.00;96.10;5.85;90.25;2.08;1.82; Notes: Source: National Statistics Institute