Why AMD's EPS keep decreasing from 2017 to 2020 and start increasing from 2020?

"AMD from 2017 to quarter ending September 30, 2021. AMD 2018 annual EPS was $0.32, a 1166.67% decline from 2017. AMD 2019 annual EPS was $0.3, a 6.25% decline from 2018. AMD 2020 annual EPS was $2.06, a 586.67% increase from 2019. MD EPS for the twelve months ending September 30, 2021 was $3.25, a 339.19% increase year-over-year. AMD EPS for the quarter ending September 30, 2021 was $0.75, a 134.38% increase year-over-year." (Macrotrends LLC, 2021)