| S&P 500 | PPL | | 2019 - 26,934,405 2020 - 25,109,924 2021 - 26,447,063 Fluctuating | 2019 - No data 2020 - No data 2021 - No data No data | 2019 - 68,554 2020 - 42,025 2021 - 34,448 -50% | 2019 - 530,000,000 2020 - 512,000,000 2021 - 483,000,000 -9% | 2019 - No data 2020 - No data 2021 - No data No data | 2019 - No data 2020 - No data 2021 - No data No data |