How many years of comparable data are there for Oman and Sierra Leone?

12 years are reported by both, from 1974 to 2019.

Where does this data come from?

UNESCO Institute for Statistics, published as Repeaters in lower secondary general education, all grades, female (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Oman vs Sierra Leone: Repeaters in lower secondary general education, all grades, female

Oman

3,551 number

in 2019

Sierra Leone

3,689 number

in 2019

Oman rank

88th

Sierra Leone rank

86th

Repeaters in lower secondary general education, all grades, female over time

Oman
Sierra Leone

How they compare

Sierra Leone currently reports 3,689 number against 3,551 number in Oman, a difference of 138 number.

The two have swapped places 4 times across 12 shared years of data; in 1974 it was Sierra Leone ahead.

Oman ranks 88th and Sierra Leone ranks 86th of 182 countries.

Across the 3 decades both report, Oman averaged higher in 1 and Sierra Leone in 2.

Head to head by decade

Decade	Oman	Sierra Leone	Difference	Ahead
1970s	57 number	3,073 number	3,016 number	Sierra Leone
2000s	4,379 number	3,720 number	659 number	Oman
2010s	2,773 number	9,161 number	6,388 number	Sierra Leone

Averages of every year both report within each decade.

Frequently asked questions

Which has higher repeaters in lower secondary general education, all grades, female, Oman or Sierra Leone?: Sierra Leone, at 3,689 number against 3,551 number in Oman as of 2019.
What is the difference in repeaters in lower secondary general education, all grades, female between Oman and Sierra Leone?: 138 number, with Sierra Leone ahead.
How many years of comparable data are there for Oman and Sierra Leone?: 12 years are reported by both, from 1974 to 2019.
How do Oman and Sierra Leone rank globally for repeaters in lower secondary general education, all grades, female?: Oman ranks 88th and Sierra Leone ranks 86th of 182 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Repeaters in lower secondary general education, all grades, female (number). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

Share, cite or embed this page

Cite this page

Oman vs Sierra Leone: Repeaters in lower secondary general education, all grades, female. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 30 August 2026, from https://education.statizoid.com/compare/repeaters-in-lower-secondary-general-education-all-grades-female-number/oman/sierra-leone/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (World Bank Open Data); please keep the attribution.

<a href="https://education.statizoid.com/compare/repeaters-in-lower-secondary-general-education-all-grades-female-number/oman/sierra-leone/">Oman vs Sierra Leone: Repeaters in lower secondary general education, all grades, female</a> — Statizoid

About this data

Indicator: Repeaters in lower secondary general education, all grades, female (number)
Unit: number
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 226 places, 4,367 data points, 1970–2020
Last refreshed: 21 August 2026

Number of pupils in the specified grade who are enrolled in the same grade for a second (or further) year.