remained as our largest shareholder, with 22.6% of shareholding. Other Government-related agencies cumulatively hold 44.3% with Permodalan Nasional Berhad at 18.3%, Employees Provident Fund at 16.8%, Kumpulan Wang Persaraan at 7.5% while others at 1.7%. The balance of 33.1% is held by other local corporations, Malaysian retail and foreign shareholders. Based on the geographical spread of our foreign shareholding, the largest shareholding base is North America at 76.9%, followed by our shareholders from Europe and Asia (excluding Malaysia), which accounted for 15.6% and 6.8%. Note: * Comprises total shareholdings held by trust funds managed by Permodalan Nasional Berhad Khazanah Nasional Berhad Permodalan Nasional Berhad (PNB)* Employees Provident Fund Board (EPF) Kumpulan Wang Persaraan (KWAP) Other Government Agencies Local Corporations & Retail Foreign Shareholding 22.6% 18.3% 16.8% 7.5% 1.7% 20.6%12.5% 0.7% Pacific 76.9% North America 15.6% Europe 6.8% Asia Shareholding structure as at 29 December 2023 Foreign Ownership by Geography 2023 WE ARE TNB Sec 1 19 OUR INVESTMENT CASE GENERATION FUEL MIX OUR SCORECARD 31.12.2018 31.12.2019 31.12.2020 31.12.2021 31.12.2022 31.12.2023 Return on asset 3.2% 2.8% 2.4% 2.6% 2.2% 1.7% Generation market share(1) 49.9% 51.42% 52.21% 52.79% 49.84% 51.11% Customer satisfaction index(3) 81% 81% 86% 87% 87% 88% Corporate reputation index(3) 88% 87% 81% 88% 79% 86% Equivalent availability factor(2) 88.93% 81.77% 87.39% 82.89% 83.2% 83.3% Equivalent unplanned outage factor(2) 3.84% 7.97% 6.65% 7.85% 7.37% 6.58% Transmission system minutes(1) 0.35 minute 0.27 minute 0.08 minute 0.08 minute 0.17 minute 0.48 minute System average interruption duration index(1) (SAIDI) minutes/customer/year 48.22 48.13 44.95 45.25 45.06 46.1 Transmission losses(1) 1.43% 1.35% 1.47% 1.60% 1.59% 1.56% Distribution losses(1) 6.39% 6.30% 6.69% 6.16% 5.45% 5.42% Employee engagement/culture barometer score 86% 89% 89% 85% 87% 89% (1) For Peninsular Malaysia only. (2) All Coal, Gas and Hydro power plants