| Table 8.3 Puerto Rico- Number of Ultimate Customers Served by Sector: |
| Total by End-Use Sector, 2015 - August 2025 |
| Period | Residential | Commercial | Industrial | Transportation | All Sectors |
|---|---|---|---|---|---|
| Annual Totals | |||||
| 2015 | 1,326,631 | 127,365 | 647 | 0 | 1,454,643 |
| 2016 | 1,332,152 | 127,179 | 633 | 0 | 1,459,964 |
| 2017 | 1,337,756 | 127,065 | 618 | 0 | 1,465,439 |
| 2018 | 1,346,102 | 126,527 | 602 | 0 | 1,473,231 |
| 2019 | 1,341,424 | 124,912 | 588 | 0 | 1,466,924 |
| 2020 | 1,351,190 | 125,391 | 587 | 0 | 1,477,168 |
| 2021 | 1,358,513 | 126,159 | 591 | 0 | 1,485,263 |
| 2022 | 1,370,811 | 127,741 | 589 | 0 | 1,499,141 |
| 2023 | 1,379,341 | 127,792 | 582 | 0 | 1,507,715 |
| 2024 | 1,383,774 | 127,491 | 583 | 0 | 1,511,848 |
| Year 2023 | |||||
| January | 1,374,717 | 128,302 | 589 | 0 | 1,503,608 |
| February | 1,375,176 | 128,312 | 588 | 0 | 1,504,076 |
| March | 1,376,298 | 128,040 | 580 | 0 | 1,504,918 |
| April | 1,377,070 | 127,611 | 580 | 0 | 1,505,261 |
| May | 1,378,115 | 127,668 | 579 | 0 | 1,506,362 |
| June | 1,379,369 | 127,598 | 580 | 0 | 1,507,547 |
| July | 1,380,020 | 127,637 | 581 | 0 | 1,508,238 |
| August | 1,380,809 | 127,612 | 580 | 0 | 1,509,001 |
| Sept | 1,381,572 | 127,766 | 581 | 0 | 1,509,919 |
| October | 1,382,416 | 127,596 | 582 | 0 | 1,510,594 |
| November | 1,383,057 | 127,673 | 583 | 0 | 1,511,313 |
| December | 1,383,477 | 127,690 | 585 | 0 | 1,511,752 |
| Year 2024 | |||||
| January | 1,383,758 | 126,967 | 584 | 0 | 1,511,309 |
| February | 1,382,595 | 126,777 | 584 | 0 | 1,509,956 |
| March | 1,383,053 | 126,808 | 584 | 0 | 1,510,445 |
| April | 1,383,157 | 126,802 | 584 | 0 | 1,510,543 |
| May | 1,383,293 | 127,693 | 585 | 0 | 1,511,571 |
| June | 1,382,822 | 127,663 | 585 | 0 | 1,511,070 |
| July | 1,383,420 | 127,965 | 585 | 0 | 1,511,970 |
| August | 1,384,098 | 128,003 | 585 | 0 | 1,512,686 |
| Sept | 1,383,799 | 127,930 | 582 | 0 | 1,512,311 |
| October | 1,384,566 | 127,787 | 582 | 0 | 1,512,935 |
| November | 1,385,486 | 127,813 | 580 | 0 | 1,513,879 |
| December | 1,385,241 | 127,685 | 579 | 0 | 1,513,505 |
| Year 2025 | |||||
| January | 1,384,613 | 128,236 | 581 | 0 | 1,513,430 |
| February | 1,385,171 | 128,166 | 579 | 0 | 1,513,916 |
| March | 1,386,259 | 128,405 | 577 | 0 | 1,515,241 |
| April | 1,387,212 | 128,586 | 572 | 0 | 1,516,370 |
| May | 1,388,201 | 128,722 | 571 | 0 | 1,517,494 |
| June | 1,388,104 | 128,198 | 571 | 0 | 1,516,873 |
| July | 1,387,765 | 128,684 | 570 | 0 | 1,517,019 |
| August | 1,389,899 | 128,886 | 572 | 0 | 1,519,357 |
| Rolling 12 Months Ending in August | |||||
| 2024 | 1,383,060 | 127,450 | 584 | 0 | 1,511,094 |
| 2025 | 1,386,360 | 128,258 | 576 | 0 | 1,515,194 |
| Sources: U.S. Energy Information Administration, Form EIA-861M (formerly EIA-826), Monthly Electric Industry Power Report. Form EIA-826, Monthly Electric Sales and Revenue Report with State Distributions Report; Form EIA-861, Annual Electric Power Industry Report |