National results. Hospitals.- Functional indicators Operating rates in the hospitals (average and variation coefficient) according to purpose. Units: ? Average stay Index of rotation Percentage of occupancy Average Variation Coefficient Average Variation Coefficient Average Variation Coefficient TOTAL 8.47 4.38 34.95 0.61 81.11 0.17 General 6.82 0.32 42.81 0.33 79.95 0.15 Short stay special hospitals 5.40 0.80 46.07 0.62 68.10 0.29 Long stay special hospitals 83.18 1.50 3.81 0.86 86.82 0.19 Psychiatric Institutions 169.64 2.35 1.95 1.36 90.47 0.12 Notes: Source: National Statistics Institute