How many years of comparable data are there for Hong Kong, China and Slovenia?

6 years are reported by both, from 2006 to 2022.

Where does this data come from?

OECD (2023) – with minor processing by Our World in Data, published as Average performance of 15-year-old girls and boys in sciences. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Hong Kong, China vs Slovenia: Average performance of 15-year-old girls and boys in sciences

Hong Kong, China

520.39 score

in 2022

Slovenia

507.72 score

in 2022

Hong Kong, China rank

8th

Slovenia rank

10th

Average performance of 15-year-old girls and boys in sciences over time

Hong Kong, China
Slovenia

How they compare

Hong Kong, China currently reports 520.39 score against 507.72 score in Slovenia, a difference of 12.67 score.

Across all 6 years both countries report, Hong Kong, China has been ahead every year.

Hong Kong, China ranks 8th and Slovenia ranks 10th of 56 countries.

Hong Kong, China has averaged higher in every one of the 3 decades both report.

Head to head by decade

Decade	Hong Kong, China	Slovenia	Difference	Ahead
2000s	543.29 score	520.76 score	22.53 score	Hong Kong, China
2010s	532.14 score	515.5 score	16.64 score	Hong Kong, China
2020s	520.39 score	507.72 score	12.67 score	Hong Kong, China

Averages of every year both report within each decade.

Frequently asked questions

Which has higher average performance of 15-year-old girls and boys in sciences, Hong Kong, China or Slovenia?: Hong Kong, China, at 520.39 score against 507.72 score in Slovenia as of 2022.
What is the difference in average performance of 15-year-old girls and boys in sciences between Hong Kong, China and Slovenia?: 12.67 score, with Hong Kong, China ahead.
How many years of comparable data are there for Hong Kong, China and Slovenia?: 6 years are reported by both, from 2006 to 2022.
How do Hong Kong, China and Slovenia rank globally for average performance of 15-year-old girls and boys in sciences?: Hong Kong, China ranks 8th and Slovenia ranks 10th of 56 countries.
Where does this data come from?: OECD (2023) – with minor processing by Our World in Data, published as Average performance of 15-year-old girls and boys in sciences. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Hong Kong, China vs Slovenia: Average performance of 15-year-old girls and boys in sciences. Statizoid, drawing on OECD (2023) – with minor processing by Our World in Data. Retrieved 13 September 2026, from https://reference.statizoid.com/compare/average-performance-of-15-year-old-girls-and-boys-on-the-science-scale/hong-kong-sar-china/slovenia/

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About this data

Indicator: Average performance of 15-year-old girls and boys in sciences
Unit: score
Source: OECD (2023) – with minor processing by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 56 places, 330 data points, 2006–2022
Last refreshed: 28 August 2026

Assessed through the PISA science scale, which assesses how comfortable and knowledgeable someone is with science topics, focusing on their ability to discuss and think about scientific issues in everyday life.