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Digest of Education Statistics
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Table 602.40. Average reading literacy, mathematics literacy, and science literacy scores of 15-year-old students, by sex and country or other education system: Selected years, 2009 through 2018
[Standard errors appear in parentheses]
Country or other education system Reading literacy Mathematics literacy Science literacy
2009 2012 2015 2018 2009 2012 2015 2018 2009 2012 2015 2018
Total Male Female Total Male Female Total Male Female
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
OECD average1 490 (0.5) 493 (0.5) 490 (0.5) 487 (0.4) 472 (0.5) 502 (0.5) 492 (0.5) 490 (0.5) 487 (0.4) 489 (0.4) 492 (0.5) 487 (0.5) 498 (0.5) 498 (0.5) 491 (0.4) 489 (0.4) 488 (0.5) 490 (0.5)
Australia 515 (2.3) 512 (1.6) 503 (1.7) 503 (1.6) 487 (2.2) 519 (2.0) 514 (2.5) 504 (1.6) 494 (1.6) 491 (1.9) 494 (2.4) 488 (2.5) 527 (2.5) 521 (1.8) 510 (1.5) 503 (1.8) 504 (2.4) 502 (2.0)
Austria 470 (2.9) 490 (2.8) 485 (2.8) 484 (2.7) 471 (3.7) 499 (3.7) 496 (2.7) 506 (2.7) 497 (2.9) 499 (3.0) 505 (3.9) 492 (3.8) 494 (3.2) 506 (2.7) 495 (2.4) 490 (2.8) 491 (3.8) 489 (3.6)
Belgium 506 (2.3) 509 (2.3) 499 (2.4) 493 (2.3) 482 (2.9) 504 (2.8) 515 (2.3) 515 (2.1) 507 (2.4) 508 (2.3) 514 (2.9) 502 (2.7) 507 (2.5) 505 (2.2) 502 (2.3) 499 (2.2) 501 (2.6) 496 (2.7)
Canada 524 (1.5) 523 (1.9) 527 (2.3) 520 (1.8) 506 (2.1) 535 (2.0) 527 (1.6) 518 (1.8) 516 (2.3) 512 (2.4) 514 (2.5) 510 (2.7) 529 (1.6) 525 (1.9) 528 (2.1) 518 (2.2) 516 (2.7) 520 (2.5)
Chile 449 (3.1) 441 (2.9) 459 (2.6) 452 (2.6) 442 (3.4) 462 (2.9) 421 (3.1) 423 (3.1) 423 (2.5) 417 (2.4) 421 (3.3) 414 (2.7) 447 (2.9) 445 (2.9) 447 (2.4) 444 (2.4) 445 (3.2) 442 (2.6)

Colombia
413 (3.7) 403 (3.4) 425 (2.9) 412 (3.3) 407 (4.0) 417 (3.3) 381 (3.2) 376 (2.9) 390 (2.3) 391 (3.0) 401 (3.8) 381 (3.1) 402 (3.6) 399 (3.1) 416 (2.4) 413 (3.1) 420 (3.8) 407 (2.9)
Czech Republic 478 (2.9) 493 (2.9) 487 (2.6) 490 (2.5) 474 (3.1) 507 (2.9) 493 (2.8) 499 (2.9) 492 (2.4) 499 (2.5) 501 (2.9) 498 (3.2) 500 (3.0) 508 (3.0) 493 (2.3) 497 (2.5) 496 (3.2) 498 (3.1)
Denmark 495 (2.1) 496 (2.6) 500 (2.5) 501 (1.8) 486 (2.3) 516 (2.3) 503 (2.6) 500 (2.3) 511 (2.2) 509 (1.7) 511 (2.3) 507 (2.3) 499 (2.5) 498 (2.7) 502 (2.4) 493 (1.9) 492 (2.5) 494 (2.2)
Estonia 501 (2.6) 516 (2.0) 519 (2.2) 523 (1.8) 508 (2.4) 538 (2.2) 512 (2.6) 521 (2.0) 520 (2.0) 523 (1.7) 528 (2.2) 519 (2.0) 528 (2.7) 541 (1.9) 534 (2.1) 530 (1.9) 528 (2.3) 533 (2.3)
Finland 536 (2.3) 524 (2.4) 526 (2.5) 520 (2.3) 495 (2.9) 546 (2.3) 541 (2.2) 519 (1.9) 511 (2.3) 507 (2.0) 504 (2.5) 510 (2.2) 554 (2.3) 545 (2.2) 531 (2.4) 522 (2.5) 510 (2.9) 534 (2.9)

France
496 (3.4) 505 (2.8) 499 (2.5) 493 (2.3) 480 (2.8) 505 (2.8) 497 (3.1) 495 (2.5) 493 (2.1) 495 (2.3) 499 (2.7) 492 (2.8) 498 (3.6) 499 (2.6) 495 (2.1) 493 (2.2) 493 (2.7) 493 (2.8)
Germany 497 (2.7) 508 (2.8) 509 (3.0) 498 (3.0) 486 (3.4) 512 (3.2) 513 (2.9) 514 (2.9) 506 (2.9) 500 (2.6) 503 (3.0) 496 (3.1) 520 (2.8) 524 (3.0) 509 (2.7) 503 (2.9) 502 (3.2) 504 (3.3)
Greece 483 (4.3) 477 (3.3) 467 (4.3) 457 (3.6) 437 (4.2) 479 (3.7) 466 (3.9) 453 (2.5) 454 (3.8) 451 (3.1) 452 (3.9) 451 (3.2) 470 (4.0) 467 (3.1) 455 (3.9) 452 (3.1) 446 (3.8) 457 (3.2)
Hungary 494 (3.2) 488 (3.2) 470 (2.7) 476 (2.3) 463 (2.8) 489 (3.2) 490 (3.5) 477 (3.2) 477 (2.5) 481 (2.3) 486 (3.0) 477 (3.2) 503 (3.1) 494 (2.9) 477 (2.4) 481 (2.3) 484 (3.1) 478 (3.1)
Iceland 500 (1.4) 483 (1.8) 482 (2.0) 474 (1.7) 454 (2.5) 494 (2.6) 507 (1.4) 493 (1.7) 488 (2.0) 495 (2.0) 490 (2.5) 500 (2.9) 496 (1.4) 478 (2.1) 473 (1.7) 475 (1.8) 471 (2.3) 479 (2.8)

Ireland
496 (3.0) 523 (2.6) 521 (2.5) 518 (2.2) 506 (3.0) 530 (2.5) 487 (2.5) 501 (2.2) 504 (2.1) 500 (2.2) 503 (2.9) 497 (2.7) 508 (3.3) 522 (2.5) 503 (2.4) 496 (2.2) 495 (3.0) 497 (2.6)
Israel 474 (3.6) 486 (5.0) 479 (3.8) 470 (3.7) 445 (5.6) 493 (3.7) 447 (3.3) 466 (4.7) 470 (3.6) 463 (3.5) 458 (5.2) 467 (3.5) 455 (3.1) 470 (5.0) 467 (3.4) 462 (3.6) 452 (5.3) 471 (3.5)
Italy 486 (1.6) 490 (2.0) 485 (2.7) 476 (2.4) 464 (3.1) 489 (2.7) 483 (1.9) 485 (2.0) 490 (2.8) 487 (2.8) 494 (3.3) 479 (3.1) 489 (1.8) 494 (1.9) 481 (2.5) 468 (2.4) 470 (3.0) 466 (2.6)
Japan 520 (3.5) 538 (3.7) 516 (3.2) 504 (2.7) 493 (3.8) 514 (3.0) 529 (3.3) 536 (3.6) 532 (3.0) 527 (2.5) 532 (3.4) 522 (2.9) 539 (3.4) 547 (3.6) 538 (3.0) 529 (2.6) 531 (3.5) 528 (3.0)
Korea, Republic of 539 (3.5) 536 (3.9) 517 (3.5) 514 (2.9) 503 (4.0) 526 (3.6) 546 (4.0) 554 (4.6) 524 (3.7) 526 (3.1) 528 (4.1) 524 (4.0) 538 (3.4) 538 (3.7) 516 (3.1) 519 (2.8) 521 (3.9) 517 (3.6)

Latvia
484 (3.0) 489 (2.4) 488 (1.8) 479 (1.6) 462 (2.2) 495 (2.0) 482 (3.1) 491 (2.8) 482 (1.9) 496 (2.0) 500 (2.2) 493 (2.5) 494 (3.1) 502 (2.8) 490 (1.6) 487 (1.8) 483 (2.2) 491 (2.4)
Lithuania 468 (2.4) 477 (2.5) 472 (2.7) 476 (1.5) 457 (1.8) 496 (1.8) 477 (2.6) 479 (2.6) 478 (2.3) 481 (2.0) 480 (2.4) 482 (2.7) 491 (2.9) 496 (2.6) 475 (2.7) 482 (1.6) 479 (2.3) 485 (2.1)
Luxembourg 472 (1.3) 488 (1.5) 481 (1.4) 470 (1.1) 456 (1.5) 485 (1.6) 489 (1.2) 490 (1.1) 486 (1.3) 483 (1.1) 487 (1.5) 480 (1.7) 484 (1.2) 491 (1.3) 483 (1.1) 477 (1.2) 475 (1.7) 479 (1.7)
Mexico 425 (2.0) 424 (1.5) 423 (2.6) 420 (2.7) 415 (3.1) 426 (3.0) 419 (1.8) 413 (1.4) 408 (2.2) 409 (2.5) 415 (2.9) 403 (2.7) 416 (1.8) 415 (1.3) 416 (2.1) 419 (2.6) 424 (2.8) 415 (2.9)
Netherlands 508 (5.1) 511 (3.5) 503 (2.4) 485 (2.7) 470 (3.5) 499 (2.6) 526 (4.7) 523 (3.5) 512 (2.2) 519 (2.6) 520 (3.5) 519 (2.7) 522 (5.4) 522 (3.5) 509 (2.3) 503 (2.8) 499 (3.6) 508 (3.1)

New Zealand
521 (2.4) 512 (2.4) 509 (2.4) 506 (2.0) 491 (2.7) 520 (2.7) 519 (2.3) 500 (2.2) 495 (2.3) 494 (1.7) 499 (2.5) 490 (2.3) 532 (2.6) 516 (2.1) 513 (2.4) 508 (2.1) 509 (2.9) 508 (2.8)
Norway 503 (2.6) 504 (3.2) 513 (2.5) 499 (2.2) 476 (2.6) 523 (2.6) 498 (2.4) 489 (2.7) 502 (2.2) 501 (2.2) 497 (2.5) 505 (2.6) 500 (2.6) 495 (3.1) 498 (2.3) 490 (2.3) 485 (2.6) 496 (2.8)
Poland 500 (2.6) 518 (3.1) 506 (2.5) 512 (2.7) 495 (3.0) 528 (2.9) 495 (2.8) 518 (3.6) 504 (2.4) 516 (2.6) 516 (2.9) 515 (3.1) 508 (2.4) 526 (3.1) 501 (2.5) 511 (2.6) 511 (2.8) 511 (3.1)
Portugal 489 (3.1) 488 (3.8) 498 (2.7) 492 (2.4) 480 (2.8) 504 (2.9) 487 (2.9) 487 (3.8) 492 (2.5) 492 (2.7) 497 (3.0) 488 (3.1) 493 (2.9) 489 (3.7) 501 (2.4) 492 (2.8) 494 (3.0) 489 (3.3)
Slovak Republic 477 (2.5) 463 (4.2) 453 (2.8) 458 (2.2) 441 (2.7) 475 (3.0) 497 (3.1) 482 (3.4) 475 (2.7) 486 (2.6) 488 (3.2) 484 (3.2) 490 (3.0) 471 (3.6) 461 (2.6) 464 (2.3) 461 (2.8) 467 (3.0)

Slovenia
483 (1.0) 481 (1.2) 505 (1.5) 495 (1.2) 475 (1.7) 517 (1.9) 501 (1.2) 501 (1.2) 510 (1.3) 509 (1.4) 509 (1.9) 509 (1.8) 512 (1.1) 514 (1.3) 513 (1.3) 507 (1.3) 502 (1.6) 512 (2.0)
Spain 481 (2.0) 488 (1.9) 496 (2.4) --- (†) --- (†) --- (†) 483 (2.1) 484 (1.9) 486 (2.2) 481 (1.5) 485 (2.1) 478 (1.5) 488 (2.1) 496 (1.8) 493 (2.1) 483 (1.6) 484 (1.9) 482 (1.8)
Sweden 497 (2.9) 483 (3.0) 500 (3.5) 506 (3.0) 489 (3.2) 523 (3.4) 494 (2.9) 478 (2.3) 494 (3.2) 502 (2.7) 502 (3.1) 503 (3.1) 495 (2.7) 485 (3.0) 493 (3.6) 499 (3.1) 496 (3.2) 503 (3.7)
Switzerland 501 (2.4) 509 (2.6) 492 (3.0) 484 (3.1) 469 (3.4) 500 (3.2) 534 (3.3) 531 (3.0) 521 (2.9) 515 (2.9) 519 (3.0) 512 (3.5) 517 (2.8) 515 (2.7) 506 (2.9) 495 (3.0) 495 (3.3) 495 (3.3)
Turkey 464 (3.5) 475 (4.2) 428 (4.0) 466 (2.2) 453 (3.0) 478 (2.7) 445 (4.4) 448 (4.8) 420 (4.1) 454 (2.3) 456 (3.2) 451 (2.9) 454 (3.6) 463 (3.9) 425 (3.9) 468 (2.0) 465 (2.9) 472 (2.5)

United Kingdom
494 (2.3) 499 (3.5) 498 (2.8) 504 (2.6) 494 (3.2) 514 (3.1) 492 (2.4) 494 (3.3) 492 (2.5) 502 (2.6) 508 (3.2) 496 (3.0) 514 (2.5) 514 (3.4) 509 (2.6) 505 (2.6) 506 (3.1) 503 (3.2)
United States 500 (3.7) 498 (3.7) 497 (3.4) 505 (3.6) 494 (4.2) 517 (3.6) 487 (3.6) 481 (3.6) 470 (3.2) 478 (3.2) 482 (3.9) 474 (3.3) 502 (3.6) 497 (3.8) 496 (3.2) 502 (3.3) 503 (3.9) 502 (3.5)

Non-OECD education
    systems
                                                                       
Albania 385 (4.0) 394 (3.2) 405 (4.1) 405 (1.9) 387 (2.2) 425 (2.2) 377 (4.0) 394 (2.0) 413 (3.4) 437 (2.4) 435 (2.8) 440 (2.7) 391 (3.9) 397 (2.4) 427 (3.3) 417 (2.0) 409 (2.5) 425 (2.0)
Algeria --- (†) --- (†) 350 (3.0) --- (†) --- (†) --- (†) --- (†) --- (†) 360 (3.0) --- (†) --- (†) --- (†) --- (†) --- (†) 376 (2.6) --- (†) --- (†) --- (†)
Argentina2 398 (4.6) 396 (3.7) 425 (3.2) 402 (3.0) 393 (3.4) 409 (3.1) 388 (4.1) 388 (3.5) 409 (3.1) 379 (2.8) 387 (3.2) 372 (2.7) 401 (4.6) 406 (3.9) 432 (2.9) 404 (2.9) 409 (3.3) 399 (3.3)
Baku (Azerbaijan) --- (†) --- (†) --- (†) 389 (2.5) 377 (2.6) 403 (2.8) --- (†) --- (†) --- (†) 420 (2.8) 423 (3.1) 416 (3.2) --- (†) --- (†) --- (†) 398 (2.4) 395 (2.7) 400 (2.6)
Beijing, Shanghai,
    Jiangsu, Zhejiang
    (China)
--- (†) --- (†) --- (†) 555 (2.7) 549 (3.1) 562 (2.8) --- (†) --- (†) --- (†) 591 (2.5) 597 (2.9) 586 (2.6) --- (†) --- (†) --- (†) 590 (2.7) 596 (2.9) 584 (2.9)

Belarus
--- (†) --- (†) --- (†) 474 (2.4) 463 (2.8) 486 (2.8) --- (†) --- (†) --- (†) 472 (2.7) 475 (3.2) 469 (3.1) --- (†) --- (†) --- (†) 471 (2.4) 473 (3.0) 470 (2.8)
Bosnia and Herzegovina --- (†) --- (†) --- (†) 403 (2.9) 389 (2.9) 418 (3.5) --- (†) --- (†) --- (†) 406 (3.1) 408 (3.3) 405 (3.7) --- (†) --- (†) --- (†) 398 (2.7) 398 (3.1) 399 (3.2)
Brazil 412 (2.7) 407 (2.0) 407 (2.8) 413 (2.1) 400 (2.5) 426 (2.2) 386 (2.4) 389 (1.9) 377 (2.9) 384 (2.0) 388 (2.6) 379 (2.0) 405 (2.4) 402 (2.1) 401 (2.3) 404 (2.1) 403 (2.5) 404 (2.1)
Brunei Darussalam --- (†) --- (†) --- (†) 408 (0.9) 393 (1.2) 423 (1.2) --- (†) --- (†) --- (†) 430 (1.2) 426 (1.7) 434 (1.3) --- (†) --- (†) --- (†) 431 (1.2) 427 (1.6) 435 (1.6)
Bulgaria 429 (6.7) 436 (6.0) 432 (5.0) 420 (3.9) 401 (4.8) 441 (4.1) 428 (5.9) 439 (4.0) 441 (4.0) 436 (3.8) 435 (4.9) 437 (3.9) 439 (5.9) 446 (4.8) 446 (4.4) 424 (3.6) 417 (4.5) 432 (3.8)

Chinese Taipei
495 (2.6) 523 (3.0) 497 (2.5) 503 (2.8) 492 (4.1) 514 (3.9) 543 (3.4) 560 (3.3) 542 (3.0) 531 (2.9) 533 (4.3) 529 (4.1) 520 (2.6) 523 (2.3) 532 (2.7) 516 (2.9) 516 (4.1) 515 (4.1)
Costa Rica --- (†) 441 (3.5) 427 (2.6) 426 (3.4) 419 (3.1) 434 (4.3) --- (†) 407 (3.0) 400 (2.5) 402 (3.3) 411 (3.1) 394 (4.5) --- (†) 429 (2.9) 420 (2.1) 416 (3.3) 420 (3.0) 411 (4.3)
Croatia 476 (2.9) 485 (3.3) 487 (2.7) 479 (2.7) 462 (3.3) 495 (2.9) 460 (3.1) 471 (3.5) 464 (2.8) 464 (2.5) 469 (3.0) 460 (3.4) 486 (2.8) 491 (3.1) 475 (2.5) 472 (2.8) 470 (3.5) 474 (3.4)
Cyprus --- (†) 449 (1.2) 443 (1.7) 424 (1.4) 401 (1.8) 448 (1.8) --- (†) 440 (1.1) 437 (1.7) 451 (1.4) 447 (1.9) 455 (1.7) --- (†) 438 (1.2) 433 (1.4) 439 (1.4) 429 (2.1) 450 (1.9)
Dominican Republic --- (†) --- (†) 358 (3.1) 342 (2.9) 326 (3.1) 357 (2.9) --- (†) --- (†) 328 (2.7) 325 (2.6) 324 (3.0) 327 (2.9) --- (†) --- (†) 332 (2.6) 336 (2.5) 331 (2.8) 340 (2.7)

Georgia
--- (†) --- (†) 401 (3.0) 380 (2.2) 362 (2.6) 399 (2.4) --- (†) --- (†) 404 (2.8) 398 (2.6) 396 (3.3) 400 (2.6) --- (†) --- (†) 411 (2.4) 383 (2.3) 376 (2.9) 390 (2.6)
Hong Kong (China) 533 (2.1) 545 (2.8) 527 (2.7) 524 (2.7) 507 (3.5) 542 (2.8) 555 (2.7) 561 (3.2) 548 (3.0) 551 (3.0) 548 (3.6) 554 (3.4) 549 (2.8) 555 (2.6) 523 (2.5) 517 (2.5) 512 (3.4) 521 (2.8)
Indonesia 402 (3.7) 396 (4.2) 397 (2.9) 371 (2.6) 358 (3.2) 383 (2.7) 371 (3.7) 375 (4.0) 386 (3.1) 379 (3.1) 374 (3.6) 383 (3.5) 383 (3.8) 382 (3.8) 403 (2.6) 396 (2.4) 393 (2.9) 399 (2.5)
Jordan 405 (3.3) 399 (3.6) 408 (2.9) 419 (2.9) 393 (5.0) 444 (2.5) 387 (3.7) 386 (3.1) 380 (2.7) 400 (3.3) 397 (5.2) 403 (3.1) 415 (3.5) 409 (3.1) 409 (2.7) 429 (2.9) 414 (4.9) 444 (3.0)
Kazakhstan2 390 (3.1) 393 (2.7) 427 (3.4) 387 (1.5) 374 (1.7) 401 (1.6) 405 (3.0) 432 (3.0) 460 (4.3) 423 (1.9) 424 (2.0) 422 (2.6) 400 (3.1) 425 (3.0) 456 (3.7) 397 (1.7) 394 (2.0) 401 (2.1)

Kosovo
--- (†) --- (†) 347 (1.6) 353 (1.1) 340 (1.5) 366 (1.5) --- (†) --- (†) 362 (1.6) 366 (1.5) 368 (2.1) 364 (1.9) --- (†) --- (†) 378 (1.7) 365 (1.2) 362 (1.8) 368 (1.4)
Lebanon --- (†) --- (†) 347 (4.4) 353 (4.3) 338 (5.0) 366 (4.4) --- (†) --- (†) 396 (3.7) 393 (4.0) 394 (5.0) 393 (4.0) --- (†) --- (†) 386 (3.4) 384 (3.5) 381 (4.2) 386 (3.6)
Macao (China) 487 (0.9) 509 (0.9) 509 (1.3) 525 (1.2) 514 (1.9) 536 (1.8) 525 (0.9) 538 (1.0) 544 (1.1) 558 (1.5) 560 (2.2) 556 (2.2) 511 (1.0) 521 (0.8) 529 (1.1) 544 (1.5) 543 (2.1) 545 (2.0)
Malaysia2 --- (†) 398 (3.3) 431 (3.5) 415 (2.9) 402 (3.1) 428 (3.3) --- (†) 421 (3.2) 446 (3.3) 440 (2.9) 437 (3.5) 443 (3.2) --- (†) 420 (3.0) 443 (3.0) 438 (2.7) 434 (3.0) 441 (3.2)
Malta --- (†) --- (†) 447 (1.8) 448 (1.7) 425 (2.4) 474 (2.4) --- (†) --- (†) 479 (1.7) 472 (1.9) 466 (2.4) 478 (2.7) --- (†) --- (†) 465 (1.6) 457 (1.9) 447 (2.4) 468 (2.5)

Moldova, Republic of
--- (†) --- (†) 416 (2.5) 424 (2.4) 404 (2.6) 445 (2.7) --- (†) --- (†) 420 (2.5) 421 (2.4) 420 (2.7) 422 (2.9) --- (†) --- (†) 428 (2.0) 428 (2.3) 423 (2.6) 434 (2.8)
Montenegro, Republic of 408 (1.7) 422 (1.2) 427 (1.6) 421 (1.1) 407 (1.6) 437 (1.2) 403 (2.0) 410 (1.1) 418 (1.5) 430 (1.2) 434 (1.9) 425 (2.2) 401 (2.0) 410 (1.1) 411 (1.0) 415 (1.3) 413 (1.9) 418 (1.6)
Morocco --- (†) --- (†) --- (†) 359 (3.1) 347 (3.2) 373 (3.1) --- (†) --- (†) --- (†) 368 (3.3) 368 (3.7) 367 (3.4) --- (†) --- (†) --- (†) 377 (3.0) 372 (3.1) 381 (3.3)
North Macedonia --- (†) --- (†) 352 (1.4) 393 (1.1) 368 (1.5) 420 (1.7) --- (†) --- (†) 371 (1.3) 394 (1.6) 391 (1.9) 398 (2.1) --- (†) --- (†) 384 (1.2) 413 (1.4) 404 (2.2) 423 (2.0)
Panama (†) --- (†) --- (†) 377 (3.0) 370 (3.4) 384 (3.1) (†) --- (†) --- (†) 353 (2.7) 357 (3.4) 349 (3.0) (†) --- (†) --- (†) 365 (2.9) 365 (3.2) 364 (3.2)

Peru
370 (4.0) 384 (4.3) 398 (2.9) 401 (3.0) 395 (3.4) 406 (3.2) 365 (4.0) 368 (3.7) 387 (2.7) 400 (2.6) 408 (3.3) 392 (2.6) 369 (3.5) 373 (3.6) 397 (2.4) 404 (2.7) 411 (3.2) 397 (2.7)
Philippines --- (†) --- (†) --- (†) 340 (3.3) 325 (3.4) 352 (3.5) --- (†) --- (†) --- (†) 353 (3.5) 346 (4.0) 358 (3.7) --- (†) --- (†) --- (†) 357 (3.2) 355 (3.4) 359 (3.7)
Qatar 372 (0.8) 388 (0.8) 402 (1.0) 407 (0.8) 375 (1.1) 440 (1.1) 368 (0.7) 376 (0.8) 402 (1.3) 414 (1.2) 402 (1.4) 426 (1.5) 379 (0.9) 384 (0.7) 418 (1.0) 419 (0.9) 400 (1.4) 439 (1.5)
Romania 424 (4.1) 438 (4.0) 434 (4.1) 428 (5.1) 411 (4.9) 445 (5.6) 427 (3.4) 445 (3.8) 444 (3.8) 430 (4.9) 432 (4.9) 427 (5.6) 428 (3.4) 439 (3.3) 435 (3.2) 426 (4.6) 425 (4.6) 426 (5.2)
Russian Federation 459 (3.3) 475 (3.0) 495 (3.1) 479 (3.1) 466 (3.2) 491 (3.3) 468 (3.3) 482 (3.0) 494 (3.1) 488 (3.0) 490 (3.2) 485 (3.1) 478 (3.3) 486 (2.9) 487 (2.9) 478 (2.9) 477 (3.0) 478 (3.2)

Saudi Arabia
--- (†) --- (†) --- (†) 399 (3.0) 373 (4.0) 427 (3.3) --- (†) --- (†) --- (†) 373 (3.0) 367 (3.8) 380 (4.0) --- (†) --- (†) --- (†) 386 (2.8) 372 (3.9) 401 (3.4)
Serbia, Republic of (†) --- (†) --- (†) 439 (3.3) 422 (3.7) 458 (3.5) (†) --- (†) --- (†) 448 (3.2) 450 (3.9) 447 (3.4) (†) --- (†) --- (†) 440 (3.0) 437 (3.8) 442 (3.4)
Singapore 526 (1.1) 542 (1.4) 535 (1.6) 549 (1.6) 538 (2.0) 561 (1.9) 562 (1.4) 573 (1.3) 564 (1.5) 569 (1.6) 571 (1.6) 567 (2.3) 542 (1.4) 551 (1.5) 556 (1.2) 551 (1.5) 553 (2.0) 549 (1.9)
Thailand 421 (2.6) 441 (3.1) 409 (3.3) 393 (3.2) 372 (4.2) 411 (3.4) 419 (3.2) 427 (3.4) 415 (3.0) 419 (3.4) 410 (4.9) 426 (3.7) 425 (3.0) 444 (2.9) 421 (2.8) 426 (3.2) 415 (4.3) 435 (3.6)
Trinidad and Tobago 416 (1.2) --- (†) 427 (1.5) --- (†) --- (†) --- (†) 414 (1.3) --- (†) 417 (1.4) --- (†) --- (†) --- (†) 410 (1.2) --- (†) 425 (1.4) --- (†) --- (†) --- (†)

Tunisia
404 (2.9) 404 (4.5) 361 (3.1) --- (†) --- (†) --- (†) 371 (3.0) 388 (3.9) 367 (3.0) --- (†) --- (†) --- (†) 401 (2.7) 398 (3.5) 386 (2.1) --- (†) --- (†) --- (†)
Ukraine --- (†) --- (†) --- (†) 466 (3.5) 450 (4.2) 484 (3.6) --- (†) --- (†) --- (†) 453 (3.6) 456 (4.3) 449 (3.9) --- (†) --- (†) --- (†) 469 (3.3) 470 (3.9) 468 (3.6)
United Arab Emirates --- (†) 442 (2.5) 434 (2.9) 432 (2.3) 403 (2.4) 460 (2.8) --- (†) 434 (2.4) 427 (2.4) 435 (2.1) 430 (2.4) 439 (2.8) --- (†) 448 (2.8) 437 (2.4) 434 (2.0) 420 (2.1) 447 (2.8)
Uruguay 426 (2.6) 411 (3.2) 437 (2.5) 427 (2.8) 415 (3.3) 438 (3.0) 427 (2.6) 409 (2.8) 418 (2.5) 418 (2.6) 422 (3.3) 414 (3.0) 427 (2.6) 416 (2.8) 435 (2.2) 426 (2.5) 428 (3.2) 424 (2.7)
Vietnam --- (†) 508 (4.4) 487 (3.7) --- (†) --- (†) --- (†) --- (†) 511 (4.8) 495 (4.5) --- (†) --- (†) --- (†) --- (†) 528 (4.3) 525 (3.9) --- (†) --- (†) --- (†)
---Not available.
†Not applicable.
‡Reporting standards not met.
1 Refers to the mean of the data values for all Organization for Economic Cooperation and Development (OECD) countries, to which each country contributes equally regardless of the absolute size of the student population of each country.
2 In 2015, coverage is too small to ensure comparability.
NOTE: Program for International Student Assessment (PISA) scores are reported on a scale from 0 to 1,000.
SOURCE: Organization for Economic Cooperation and Development (OECD), Program for International Student Assessment (PISA), selected years, 2009 through 2018; retrieved December 18, 2019, from https://pisadataexplorer.oecd.org/ide/idepisa/. (This table was prepared December 2019.)

2019 Tables and Figures All Years of Tables and Figures Most Recent Full Issue of the Digest