| Table 2. Age and Sex by Northern Oro Districts, PNG: 1990 | ||||
| Total | Ijivitari | Sohe | District not stated | |
| Total | ||||
| Total | 96,491 | 11,972 | 53,655 | 30,864 |
| 0 - 4 | 15,651 | 1,825 | 8,706 | 5,120 |
| 5 - 9 | 14,814 | 1,806 | 8,225 | 4,783 |
| 10 - 14 | 12,571 | 1,603 | 6,880 | 4,088 |
| 15 - 19 | 11,621 | 1,503 | 6,626 | 3,492 |
| 20 - 24 | 9,090 | 1,142 | 5,306 | 2,642 |
| 25 - 29 | 7,530 | 967 | 4,326 | 2,237 |
| 30 - 34 | 5,787 | 726 | 3,276 | 1,785 |
| 35 - 39 | 4,756 | 576 | 2,707 | 1,473 |
| 40 - 44 | 3,294 | 381 | 1,858 | 1,055 |
| 45 - 49 | 3,119 | 418 | 1,651 | 1,050 |
| 50 - 54 | 2,441 | 323 | 1,252 | 866 |
| 55 - 59 | 1,955 | 229 | 993 | 733 |
| 60 - 64 | 1,628 | 208 | 766 | 654 |
| 65 - 69 | 1,161 | 140 | 558 | 463 |
| 70 - 74 | 496 | 61 | 239 | 196 |
| 75+ | 577 | 64 | 286 | 227 |
| Median | 17.2 | 17.5 | 17.3 | 17.1 |
| Male | ||||
| Total | 50,885 | 6,308 | 28,733 | 15,844 |
| 0 - 4 | 8,145 | 938 | 4,553 | 2,654 |
| 5 - 9 | 7,784 | 954 | 4,355 | 2,475 |
| 10 - 14 | 6,806 | 830 | 3,786 | 2,190 |
| 15 - 19 | 6,258 | 837 | 3,608 | 1,813 |
| 20 - 24 | 4,615 | 559 | 2,774 | 1,282 |
| 25 - 29 | 3,899 | 534 | 2,276 | 1,089 |
| 30 - 34 | 3,029 | 386 | 1,753 | 890 |
| 35 - 39 | 2,429 | 299 | 1,391 | 739 |
| 40 - 44 | 1,746 | 188 | 1,041 | 517 |
| 45 - 49 | 1,655 | 213 | 918 | 524 |
| 50 - 54 | 1,308 | 187 | 679 | 442 |
| 55 - 59 | 1,016 | 110 | 545 | 361 |
| 60 - 64 | 917 | 125 | 447 | 345 |
| 65 - 69 | 684 | 81 | 322 | 281 |
| 70 - 74 | 278 | 27 | 131 | 120 |
| 75+ | 316 | 40 | 154 | 122 |
| Median | 17.2 | 17.6 | 17.3 | 16.7 |
| Female | ||||
| Total | 45,606 | 5,664 | 24,922 | 15,020 |
| 0 - 4 | 7,506 | 887 | 4,153 | 2,466 |
| 5 - 9 | 7,030 | 852 | 3,870 | 2,308 |
| 10 - 14 | 5,765 | 773 | 3,094 | 1,898 |
| 15 - 19 | 5,363 | 666 | 3,018 | 1,679 |
| 20 - 24 | 4,475 | 583 | 2,532 | 1,360 |
| 25 - 29 | 3,631 | 433 | 2,050 | 1,148 |
| 30 - 34 | 2,758 | 340 | 1,523 | 895 |
| 35 - 39 | 2,327 | 277 | 1,316 | 734 |
| 40 - 44 | 1,548 | 193 | 817 | 538 |
| 45 - 49 | 1,464 | 205 | 733 | 526 |
| 50 - 54 | 1,133 | 136 | 573 | 424 |
| 55 - 59 | 939 | 119 | 448 | 372 |
| 60 - 64 | 711 | 83 | 319 | 309 |
| 65 - 69 | 477 | 59 | 236 | 182 |
| 70 - 74 | 218 | 34 | 108 | 76 |
| 75+ | 261 | 24 | 132 | 105 |
| Median | 17.3 | 17.4 | 17.2 | 17.5 |
| <Type end note here> | ||||