| drug revenue proportion | 2015 | 2016 | 2017 | 2015-2016 growth rate | 2016-2017 growth rate |
| internal medicine | 48.81% | 49.66% | 44.15% | 0.85% | −5.51% |
| surgical | 45.09% | 45.76% | 40.02% | 0.67% | −5.74% |
| Total | 46.95% | 47.71% | 42.06% | 0.76% | −5.63% |