Statistics on the Wage of Persons with Disabilities MONTHLY WAGE DIFFERENCES: WAGE RATIO PERSONS WITH/WITHOUT DISABILITIES Type of contract Units: percentage ,Gross earnings per worker and per month,Net earnings per worker and per month, Total,83.4,88.7, Permanent contract,84.5,90.3, Temporary contract,83.1,86.6, Notes: 1) Persons with disabilities refers to persons formally recognised as disabled, with a degree of dissability of 33% or over, according to the procedure for evaluating this established in the RD 1971/1999 and modified by the RD 1856/2009. 2) Wage ratio between two categories is defined as the ratio, expressed in percentages, between the earnings corresponding to the first category and the earnings corresponding to the second category. When the ratio equals 100, there is a situation of equal pay in both categories. The greater the deviation from 100, the greater inequality between the salaries of those categories. The earnings are greater in the first category when the value is over 100, and they are greater in the second category if the ratio value is under 100.o igual al 33 %, según el procedimiento de valoración establecido por RD 1971/1999 modificado por RD 1856/2009. 3) When the box is marked with a '-' sign before the data, it indicates that the number of sample observations is between 100 and 500, so the figure is subject to great variability. Source: Spanish National Statistics Institute