| 持股明細(資料日期：2024/12/31) |
| 持股名稱 | 比例 |
| FLORIDA POWER & LIGHT CO 5.96% 04/01/2039 | 1.56% |
| VIRGINIA ELEC & POWER CO 4% 11/15/2046 | 1.38% |
| CON EDISON CO OF NY INC 4.5% 12/01/2045 | 1.28% |
| PACIFICORP 6.25% 10/15/2037 | 1.20% |
| DUKE ENERGY CAROLINAS 3.95% 03/15/2048 | 1.17% |
| SOUTHERN CAL EDISON 4.125% 03/01/2048 | 1.06% |
| NISOURCE INC 4.375% 05/15/2047 | 1.06% |
| GEORGIA POWER CO 5.125% 05/15/2052 | 1.06% |
| PACIFICORP 4.15% 02/15/2050 | 1.02% |
| CON EDISON CO OF NY INC 4.5% 05/15/2058 | 1.00% |
| DUKE ENERGY INDIANA LLC 2.75% 04/01/2050 | 0.98% |
| SAN DIEGO G & E 5.35% 04/01/2053 | 0.96% |
| OGLETHORPE POWER CORP 5.05% 10/01/2048 | 0.94% |
| VIRGINIA ELEC & POWER CO 5.45% 04/01/2053 | 0.94% |
| BERKSHIRE HATHAWAY ENERG 4.6% 05/01/2053 | 0.88% |
| SOUTHERN CAL EDISON 4.875% 03/01/2049 | 0.87% |
| MIDAMERICAN ENERGY CO 5.85% 09/15/2054 | 0.87% |
| SOUTHERN CAL EDISON 4% 04/01/2047 | 0.84% |
| BERKSHIRE HATHAWAY ENERG 6.125% 04/01/2036 | 0.84% |
| CONSTELLATION EN GEN LLC 5.6% 06/15/2042 | 0.82% |
| CON EDISON CO OF NY INC 4.65% 12/01/2048 | 0.81% |
| GEORGIA POWER CO 4.3% 03/15/2042 | 0.80% |
| ATMOS ENERGY CORP 4.125% 10/15/2044 | 0.80% |
| ENTERGY LOUISIANA LLC 4.2% 09/01/2048 | 0.79% |
| NORTHERN STATES PWR-MINN 3.4% 08/15/2042 | 0.79% |
| CONNECTICUT LIGHT & PWR 5.25% 01/15/2053 | 0.77% |
| COMMONWEALTH EDISON CO 3.75% 08/15/2047 | 0.76% |
| CON EDISON CO OF NY INC 4.3% 12/01/2056 | 0.76% |
| DUKE ENERGY FLORIDA LLC 6.4% 06/15/2038 | 0.74% |
| EXELON CORP 5.1% 06/15/2045 | 0.74% |
| VIRGINIA ELEC & POWER CO 6% 05/15/2037 | 0.74% |
| MIDAMERICAN ENERGY CO 4.25% 07/15/2049 | 0.74% |
| AMERICAN WATER CAPITAL C 4.15% 06/01/2049 | 0.74% |
| AMERICAN WATER CAPITAL C 4.2% 09/01/2048 | 0.71% |
| PACIFICORP 5.35% 12/01/2053 | 0.71% |
| DOMINION ENERGY SOUTH 6.05% 01/15/2038 | 0.70% |
| DUKE ENERGY CAROLINAS 5.4% 01/15/2054 | 0.70% |
| SOUTHERN CO GAS CAPITAL 4.4% 06/01/2043 | 0.69% |
| FLORIDA POWER & LIGHT CO 5.95% 02/01/2038 | 0.68% |
| VIRGINIA ELEC & POWER CO 2.45% 12/15/2050 | 0.68% |
| DUKE ENERGY CORP 6.1% 09/15/2053 | 0.68% |
| SOUTHERN CAL EDISON 3.65% 02/01/2050 | 0.67% |
| DUKE ENERGY PROGRESS LLC 4.1% 03/15/2043 | 0.66% |
| SAN DIEGO G & E 5.55% 04/15/2054 | 0.65% |
| CENTERPOINT ENER HOUSTON 4.25% 02/01/2049 | 0.63% |
| ALABAMA POWER CO 3.7% 12/01/2047 | 0.63% |
| BERKSHIRE HATHAWAY ENERG 4.45% 01/15/2049 | 0.62% |
| KENTUCKY UTILITIES CO 4.375% 10/01/2045 | 0.62% |
| UNION ELECTRIC CO 3.9% 04/01/2052 | 0.61% |
| CON EDISON CO OF NY INC 6.15% 11/15/2052 | 0.61% |
| PPL ELECTRIC UTILITIES 5.25% 05/15/2053 | 0.61% |
| DUKE ENERGY PROGRESS LLC 3.6% 09/15/2047 | 0.60% |
| CONNECTICUT LIGHT & PWR 4% 04/01/2048 | 0.59% |
| CON EDISON CO OF NY INC 4.45% 03/15/2044 | 0.59% |
| NISOURCE INC 5.65% 02/01/2045 | 0.58% |
| SOUTHERN CAL EDISON 4.65% 10/01/2043 | 0.58% |
| FLORIDA POWER & LIGHT CO 3.95% 03/01/2048 | 0.57% |
| NISOURCE INC 4.8% 02/15/2044 | 0.57% |
| NEXTERA ENERGY CAPITAL 5.25% 02/28/2053 | 0.57% |
| DTE ELECTRIC CO 5.4% 04/01/2053 | 0.57% |
| DOMINION ENERGY SOUTH 6.25% 10/15/2053 | 0.57% |
| BERKSHIRE HATHAWAY ENERG 3.8% 07/15/2048 | 0.56% |
| ATMOS ENERGY CORP 6.2% 11/15/2053 | 0.56% |
| CENTERPOINT ENER HOUSTON 4.5% 04/01/2044 | 0.55% |
| APPALACHIAN POWER CO 3.7% 05/01/2050 | 0.55% |
| PACIFICORP 6% 01/15/2039 | 0.55% |
| PACIFICORP 2.9% 06/15/2052 | 0.55% |
| DUKE ENERGY CAROLINAS 5.3% 02/15/2040 | 0.53% |
| NORTHERN STATES PWR-MINN 2.9% 03/01/2050 | 0.53% |
| GEORGIA POWER CO 3.7% 01/30/2050 | 0.53% |
| ENTERGY LOUISIANA LLC 2.9% 03/15/2051 | 0.53% |
| DUKE ENERGY CORP 4.8% 12/15/2045 | 0.52% |
| EXELON CORP 5.6% 03/15/2053 | 0.52% |
| CONSTELLATION EN GEN LLC 5.75% 03/15/2054 | 0.52% |
| OKLAHOMA G&E CO 5.6% 04/01/2053 | 0.52% |
| SAN DIEGO G & E 4.5% 08/15/2040 | 0.51% |
| BALTIMORE GAS & ELECTRIC 4.55% 06/01/2052 | 0.51% |
| ENTERGY ARKANSAS LLC 4.2% 04/01/2049 | 0.51% |
| AEP TRANSMISSION CO LLC 5.4% 03/15/2053 | 0.51% |
| NEXTERA ENERGY CAPITAL 5.55% 03/15/2054 | 0.51% |
| DOMINION ENERGY SOUTH 5.1% 06/01/2065 | 0.50% |
| PUBLIC SERVICE COLORADO 3.2% 03/01/2050 | 0.50% |
| AEP TRANSMISSION CO LLC 4.5% 06/15/2052 | 0.50% |
| SOUTHERN CALIF GAS CO 5.75% 06/01/2053 | 0.50% |
| CONSUMERS ENERGY CO 4.35% 04/15/2049 | 0.49% |
| DUKE ENERGY CAROLINAS 3.7% 12/01/2047 | 0.49% |
| FLORIDA POWER & LIGHT CO 4.125% 06/01/2048 | 0.49% |
| COMMONWEALTH EDISON CO 3.65% 06/15/2046 | 0.49% |
| BERKSHIRE HATHAWAY ENERG 4.25% 10/15/2050 | 0.48% |
| SAN DIEGO G & E 2.95% 08/15/2051 | 0.48% |
| NORTHERN STATES PWR-MINN 3.6% 09/15/2047 | 0.47% |
| DUKE ENERGY CAROLINAS 4.25% 12/15/2041 | 0.47% |
| EXELON CORP 4.7% 04/15/2050 | 0.47% |
| ONCOR ELECTRIC DELIVERY 3.1% 09/15/2049 | 0.47% |
| SOUTHWESTERN PUBLIC SERV 3.15% 05/01/2050 | 0.46% |
| DUKE ENERGY PROGRESS LLC 5.35% 03/15/2053 | 0.46% |
| ESSENTIAL UTILITIES INC 5.3% 05/01/2052 | 0.46% |
| DUKE ENERGY INDIANA LLC 3.25% 10/01/2049 | 0.45% |
| DUKE ENERGY CAROLINAS 4% 09/30/2042 | 0.45% |
| POTOMAC ELECTRIC POWER 6.5% 11/15/2037 | 0.44% |
| SEMPRA 6% 10/15/2039 | 0.44% |
| SOUTHERN CO 4.4% 07/01/2046 | 0.43% |
| DUKE ENERGY INDIANA LLC 5.4% 04/01/2053 | 0.43% |
| COMMONWEALTH EDISON CO 4% 03/01/2048 | 0.42% |
| INDIANA MICHIGAN POWER 5.625% 04/01/2053 | 0.42% |
| CON EDISON CO OF NY INC 6.75% 04/01/2038 | 0.41% |
| DUKE ENERGY CAROLINAS 5.35% 01/15/2053 | 0.41% |
| VIRGINIA ELEC & POWER CO 4.6% 12/01/2048 | 0.40% |
| PUGET SOUND ENERGY INC 4.223% 06/15/2048 | 0.40% |
| UNION ELECTRIC CO 2.625% 03/15/2051 | 0.40% |
| NORTHERN STATES PWR-MINN 4.5% 06/01/2052 | 0.40% |
| ENTERGY LOUISIANA LLC 5.7% 03/15/2054 | 0.40% |
| ALABAMA POWER CO 6% 03/01/2039 | 0.39% |
| ATMOS ENERGY CORP 3.375% 09/15/2049 | 0.39% |
| SOUTHERN CAL EDISON 5.875% 12/01/2053 | 0.39% |
| AMERICAN WATER CAPITAL C 3.25% 06/01/2051 | 0.39% |
| ONE GAS INC 4.658% 02/01/2044 | 0.38% |
| COMMONWEALTH EDISON CO 3% 03/01/2050 | 0.38% |
| MIDAMERICAN ENERGY CO 5.3% 02/01/2055 | 0.38% |
| PECO ENERGY CO 5.25% 09/15/2054 | 0.38% |
| DUKE ENERGY PROGRESS LLC 4.2% 08/15/2045 | 0.37% |
| ESSENTIAL UTILITIES INC 4.276% 05/01/2049 | 0.37% |
| MIDAMERICAN ENERGY CO 3.15% 04/15/2050 | 0.37% |
| FLORIDA POWER & LIGHT CO 4.125% 02/01/2042 | 0.36% |
| DTE ELECTRIC CO 4.05% 05/15/2048 | 0.36% |
| VIRGINIA ELEC & POWER CO 4.625% 05/15/2052 | 0.36% |
| APPALACHIAN POWER CO 7% 04/01/2038 | 0.35% |
| EVERGY KANSAS CENTRAL 4.125% 03/01/2042 | 0.35% |
| PUBLIC SERVICE ELECTRIC 3.8% 03/01/2046 | 0.35% |
| PACIFICORP 3.3% 03/15/2051 | 0.35% |
| DUKE ENERGY INDIANA LLC 6.35% 08/15/2038 | 0.35% |
| DUKE ENERGY PROGRESS LLC 4.15% 12/01/2044 | 0.34% |
| ALABAMA POWER CO 3.125% 07/15/2051 | 0.34% |
| NORTHERN STATES PWR-MINN 5.1% 05/15/2053 | 0.34% |
| SOUTHERN CO GAS CAPITAL 5.875% 03/15/2041 | 0.33% |
| POTOMAC ELECTRIC POWER 4.15% 03/15/2043 | 0.33% |
| CONSUMERS ENERGY CO 3.5% 08/01/2051 | 0.33% |
| KENTUCKY UTILITIES CO 5.125% 11/01/2040 | 0.33% |
| CONSTELLATION EN GEN LLC 6.25% 10/01/2039 | 0.33% |
| NEVADA POWER CO 6% 03/15/2054 | 0.33% |
| ALABAMA POWER CO 3.45% 10/01/2049 | 0.32% |
| FLORIDA POWER & LIGHT CO 3.15% 10/01/2049 | 0.32% |
| CON EDISON CO OF NY INC 5.9% 11/15/2053 | 0.32% |
| PUBLIC SERVICE COLORADO 5.75% 05/15/2054 | 0.32% |
| CONSUMERS ENERGY CO 3.1% 08/15/2050 | 0.31% |
| DTE ELECTRIC CO 3.7% 03/15/2045 | 0.31% |
| SOUTHERN CAL EDISON 5.5% 03/15/2040 | 0.31% |
| AMERICAN WATER CAPITAL C 4.3% 12/01/2042 | 0.31% |
| FLORIDA POWER & LIGHT CO 2.875% 12/04/2051 | 0.31% |
| BERKSHIRE HATHAWAY ENERG 5.15% 11/15/2043 | 0.30% |
| FLORIDA POWER & LIGHT CO 3.7% 12/01/2047 | 0.30% |
| DUKE ENERGY FLORIDA LLC 5.95% 11/15/2052 | 0.30% |
| KENTUCKY UTILITIES CO 3.3% 06/01/2050 | 0.30% |
| EASTERN ENERGY GAS 5.65% 10/15/2054 | 0.30% |
| ONCOR ELECTRIC DELIVERY 3.75% 04/01/2045 | 0.29% |
| ALABAMA POWER CO 4.3% 07/15/2048 | 0.29% |
| ENTERGY LOUISIANA LLC 4.2% 04/01/2050 | 0.29% |
| DUKE ENERGY CAROLINAS 6.1% 06/01/2037 | 0.28% |
| DUKE ENERGY FLORIDA LLC 6.2% 11/15/2053 | 0.28% |
| NORTHERN STATES PWR-MINN 5.4% 03/15/2054 | 0.28% |
| EXELON CORP 4.45% 04/15/2046 | 0.27% |
| AEP TEXAS INC 5.25% 05/15/2052 | 0.27% |
| AMEREN ILLINOIS CO 5.55% 07/01/2054 | 0.27% |
| VIRGINIA ELEC & POWER CO 5.7% 08/15/2053 | 0.27% |
| ATMOS ENERGY CORP 4.3% 10/01/2048 | 0.26% |
| CON EDISON CO OF NY INC 5.5% 12/01/2039 | 0.26% |
| SOUTHERN CALIF GAS CO 6.35% 11/15/2052 | 0.26% |
| PUBLIC SERVICE ELECTRIC 5.45% 03/01/2054 | 0.26% |
| VIRGINIA ELEC & POWER CO 4.65% 08/15/2043 | 0.25% |
| FLORIDA POWER & LIGHT CO 5.3% 04/01/2053 | 0.25% |
| COMMONWEALTH EDISON CO 5.3% 02/01/2053 | 0.25% |
| ENTERGY CORP 3.75% 06/15/2050 | 0.24% |
| VIRGINIA ELEC & POWER CO 4% 01/15/2043 | 0.24% |
| DUKE ENERGY CAROLINAS 3.875% 03/15/2046 | 0.23% |
| SEMPRA 3.8% 02/01/2038 | 0.22% |
| BERKSHIRE HATHAWAY ENERG 4.5% 02/01/2045 | 0.21% |
| CON EDISON CO OF NY INC 4.125% 05/15/2049 | 0.21% |
| BALTIMORE GAS & ELECTRIC 3.5% 08/15/2046 | 0.21% |
| AMERICAN WATER CAPITAL C 6.593% 10/15/2037 | 0.21% |
| AEP TRANSMISSION CO LLC 3.75% 12/01/2047 | 0.20% |
| FLORIDA POWER & LIGHT CO 3.99% 03/01/2049 | 0.20% |
| SOUTHERN CAL EDISON 5.95% 02/01/2038 | 0.19% |
| BERKSHIRE HATHAWAY ENERG 2.85% 05/15/2051 | 0.19% |
| SOUTHERN CAL EDISON 4.5% 09/01/2040 | 0.19% |
| SOUTHERN CO GAS CAPITAL 3.95% 10/01/2046 | 0.19% |
| AMERICAN WATER CAPITAL C 3.45% 05/01/2050 | 0.18% |
| ALABAMA POWER CO 3.75% 03/01/2045 | 0.17% |
| ARIZONA PUBLIC SERVICE 4.35% 11/15/2045 | 0.17% |
| CON EDISON CO OF NY INC 3.95% 04/01/2050 | 0.17% |
| VIRGINIA ELEC & POWER CO 4.45% 02/15/2044 | 0.17% |
| DUKE ENERGY CORP 3.75% 09/01/2046 | 0.16% |
| AMEREN ILLINOIS CO 3.7% 12/01/2047 | 0.16% |
| MIDAMERICAN ENERGY CO 3.65% 08/01/2048 | 0.16% |
| CENTERPOINT ENER HOUSTON 3.35% 04/01/2051 | 0.16% |
| EXELON CORP 4.1% 03/15/2052 | 0.16% |
| DTE ELECTRIC CO 3.95% 03/01/2049 | 0.15% |
| DUKE ENERGY CORP 4.2% 06/15/2049 | 0.15% |
| SAN DIEGO G & E 3.7% 03/15/2052 | 0.15% |
| DUKE ENERGY FLORIDA LLC 6.35% 09/15/2037 | 0.14% |
| DUKE ENERGY CAROLINAS 6.05% 04/15/2038 | 0.14% |
| DUKE ENERGY FLORIDA LLC 3.4% 10/01/2046 | 0.13% |
| CON EDISON CO OF NY INC 3.95% 03/01/2043 | 0.13% |
| AEP TRANSMISSION CO LLC 3.65% 04/01/2050 | 0.13% |
| ATMOS ENERGY CORP 5.75% 10/15/2052 | 0.13% |
| UNION ELECTRIC CO 5.45% 03/15/2053 | 0.13% |
| AMERICAN WATER CAPITAL C 3.75% 09/01/2047 | 0.12% |
| SOUTHERN CAL EDISON 6.05% 03/15/2039 | 0.11% |
| DUKE ENERGY PROGRESS LLC 2.5% 08/15/2050 | 0.11% |
| DUKE ENERGY CAROLINAS 6% 01/15/2038 | 0.11% |
| DUKE ENERGY PROGRESS LLC 4.1% 05/15/2042 | 0.11% |
| VIRGINIA ELEC & POWER CO 8.875% 11/15/2038 | 0.10% |
| SOUTHERN POWER CO 5.15% 09/15/2041 | 0.10% |
| PECO ENERGY CO 3.9% 03/01/2048 | 0.10% |
| CON EDISON CO OF NY INC 4.625% 12/01/2054 | 0.09% |
| DUKE ENERGY CAROLINAS 3.2% 08/15/2049 | 0.09% |
| ENTERGY LOUISIANA LLC 3.1% 06/15/2041 | 0.09% |
| FLORIDA POWER & LIGHT CO 4.05% 10/01/2044 | 0.07% |
| ATMOS ENERGY CORP 4.15% 01/15/2043 | 0.07% |
| FLORIDA POWER & LIGHT CO 4.05% 06/01/2042 | 0.04% |