TABLE 1.

Demographic and biographic characteristics.

Variable	Category	Frequency (f)	Percentage (%)
Gender	Male	92	29.6
	Female	215	69.1
	Missing or prefer not to be identified	4	1.3
Age in years	18–20	39	12.5
	21–30	134	43.1
	31–40	62	19.9
	41–50	21	6.8
	51–60	30	9.6
	61+	12	3.9
	Missing or prefer not to be identified	13	4.2
Native language	English	43	13.8
	Dutch	23	7.4
	German	195	62.7
	Other	50	16.1
Nationality	Dutch	24	7.7
	German	199	64.0
	South African	59	19.0
	Other (European)	29	9.3
Level of education	Did not complete high school	9	2.9
	High school	90	28.9
	Diploma	23	7.4
	Bachelor’s degree	68	21.9
	Master’s degree	68	21.9
	Advanced graduate work or Ph.D.	49	15.8
	Missing or prefer not to be identified	4	1.3
Years of employment in current position	0–5	239	76.8
	6–10	32	10.3
	11–15	16	5.2
	16+	15	4.8
	Missing or prefer not to be identified	9	2.9