UGC NET Data Interpretation Q1

Question

The following table shows the percentage (%) distribution of students in M. Tech. (Computer Science) class, who got employment in the areas of Hardware, Software Quality Assurance (SQA), Software Development and others during the five years from 2019 to 2023, alongwith the average starting salaries of students per month (in Rs.) in these areas during the same years. The total numbers of students who passed out in the years 2019-2023 are 800, 600, 1100, 1200, and 1000, respectively. Based on the data in the table, answer the questions that follow

Employment - Area wise details of students

2019 2020 2021 2022 2023
Employment Area
I II I II I II I II I II
% ₹ % ₹ % ₹ % ₹ % ₹
Hardware
22 54500 17 63800 23 75500 19 89200 32 98100
SQA
36 51700 48 63900 43 76300 37 89600 32 102200
Software Development 19 52900 23 64400 21 70500 16 77600 20 86400
Other
23 42600 12 50900 13 60200 28 66400 16 75400

Where I represents percentage distribution of students who got employment and II represents the average starting salary of students per month (in ₹)

In all the five years, the number of students getting employment in Hardware is ______ less than the number of students getting employment in SQA.