Table 1 Key figures 2015–2019
| 2015 | 2016 | 2017 | 2018 | 2019 | |
|---|---|---|---|---|---|
| Number of personnel | 22,425 | 22,685 | 24,328 | 24,936 | 26,536 | 
| Permanent | 17,742 | 17,817 | 19,027 | 19,399 | 20,409 | 
| Fixed term, of whom | 4,683 | 4,868 | 5,301 | 5,537 | 6,127 | 
| substitutes | 2,893 | 3,050 | 3,322 | 3,384 | 3,554 | 
| pro tempore holders of an office/post | 1,660 | 1,780 | 1,929 | 2,106 | 2,486 | 
| short-term (1 to 12 days) | 130 | 38 | 50 | 47 | 87 | 
| Personnel by personnel group | 22,425 | 22,685 | 24,328 | 24,936 | 26,536 | 
| nursing staff | 12,568 | 12,685 | 13,208 | 13,383 | 14,310 | 
| physicians | 2,990 | 3,036 | 3,118 | 3,227 | 3,430 | 
| other personnel | 5,763 | 5,770 | 6,739 | 6,984 | 7,415 | 
| specialist employees | 1,104 | 1,194 | 1,263 | 1,342 | 1,381 | 
| Average age | 43.7 | 43.7 | 43.8 | 43.9 | 43.8 | 
| women | 44 | 44 | 44.1 | 44.2 | 44.1 | 
| men | 42.1 | 42.2 | 42.3 | 42.5 | 42.4 | 
| permanent | 45.9 | 46 | 46.2 | 46.3 | 46.2 | 
| fixed-term | 35.3 | 35.1 | 35.4 | 35.8 | 35.9 | 
| Gender distribution women / men (%) | 84.3 / 15.7 | 84.0 / 16.0 | 84.2 / 15.8 | 84.2 / 15.8 | 83.9 / 16.1 | 
| Total exit turnover of permanent personnel | 5.7% | 7.0% | 5.8% | 7.9% | 8.3% | 
| Training days / person | 3.3 | 3.7 | 3.3 | 3.5 | 3.6 | 
| Absences due to illness % | 3.9% | 4.0% | 4.0% | 4.1% | 3.9% | 
| Salaries and fees of operating expenses, excluding social security contributions (%) | 49.1 | 47.5 | 47.4 | 46.5 | 45.8 | 
| Use of hired labor in euros (EUR) | 12,920,000 | 18,834,300 | 20,683,246 | 22,867,230 | 31,002,753 |