ENVIRONMENT 2021 ESG Report Contents Introduction Economic Environment Social Governance Environmental Data The table below includes recent environmental data. Environmental data prior to 2017 is available at ir.53.com/esg . Unit 2021 2020 2019 2018 2017 Normalizing Metrics Employee headcount Full-time Equivalent (FTE) 19,112 19,872 19,869 17,437 18,125 Square footage Square Feet (SF) 9,419,349 9,488,471 1 0,1 67, 362 9,399,846 10,092,544 Greenhouse Gas Emissions a, b, c Scope 1 emissions MT CO2e 12,479 12,995 13,233 14,046 12,116 Scope 2 emissions (Location-based) MT CO2e 64,927 72,695 79,417 91,519 94,617 Scope 2 reduction (Location-based) compared to 2014 baseline % 51.6 45.8 40.8 31.8 29.5 Scope 2 emissions (Market-based) MT CO2e 0 0 2,108 61,380 58,315 Scope 2 reduction (Market-based) compared to 2014 baseline % 100.0 100.0 97.7 31.8 35.2 Scope 3 emissions from employee business travel (category 6) MT CO2e 7,1 0 9 3,952 12,271 12,904 10,249 Total Scope 1, Scope 2 (Market-based), & Scope 3 (category 6) emissions MT CO2e 19,588 16,947 27, 612 88,330 80,680 Carbon ofsets MT CO2e 19,588 16,947 0 0 0 Net Operational GHG emissions MT CO2e 0 0 27, 612 88,330 80,680 Additional Scope 3 emissions: Purchased goods and services (category 1) MT CO2e 297, 27 7 N /A N /A N /A N /A Capital goods (category 2) MT CO2e 58,754 N /A N /A N /A N /A Fuel- and energy-related activities (category 3) MT CO2e 21,989 N /A N /A N /A N /A Upstream transportation/distribution (category 4) MT CO2e 3,060 N /A N /A N /A N /A Waste generated in operations (category 5) MT CO2e 3,294 N /A N /A N /A N /A CONTINUED 49