SOCIAL — OUR PEOPLE CONTINUED Employee Engagement, Learning, and Development Amount paid in Tuition Assistance ($ millions) 22.4 2020 20.1 8 2021 Hours employees participated in training xi (millions of hours) 3.7 2020 5.4 2021 Health, Safety, and Wellness Employees (full and part-time) eligible for health benefits on Day 1 of their employment xii (%) 100 2020 100 2021 Rate of recordable work-related injuries (per 200,000 hours worked) 0.27 2020 0.27 2021 SOCIAL — OUR COMMUNITY Philanthropy Disaster Response in-kind support ($ millions) 1.3 2020 2.9 2021 Amount donated by T-Mobile and the T-Mobile Foundation ($ millions) 16.5 2020 32.8 2021 Amount donated by T-Mobile’s employees ($ millions) 3.9 2020 3.7 2021 Employee volunteer hours (#) 48,536 2020 52,478 2021 xi The number of hours of training includes only trackable training hours completed in our formal Learning Management System by full-time and part-time employees. xii The percentage excludes interns who are classified as temporary employees. ESG Data 2021 Continued 2021 CORPORATE RESPONSIBILITY REPORT OUR PE OPLE OUR G OVERNANCE OUR C OMMUNITIES THE E NVIRONMENT THE NUMBERS A ND SMALL PRINT 68 OUR COMPANY