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

36 years are reported by both, from 1820 to 1983.

Where does this data come from?

Statizoid (derived), published as Gender gap education levels, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bangladesh vs Sierra Leone: Gender gap education levels, gaps filled

Bangladesh

97.61

in 2018

Sierra Leone

97.5

in 2012

Bangladesh rank

52nd

Sierra Leone rank

53rd

Gender gap education levels, gaps filled over time

Bangladesh
Sierra Leone

How they compare

Bangladesh currently reports 97.61 against 97.5 in Sierra Leone, a difference of 0.11.

Across all 36 years both countries report, Bangladesh has been ahead every year.

Bangladesh ranks 52nd and Sierra Leone ranks 53rd of 190 countries.

Bangladesh has averaged higher in every one of the 17 decades both report.

Head to head by decade

Decade	Bangladesh	Sierra Leone	Difference	Ahead
1820s	0.015	0	0.015	Bangladesh
1830s	0.025	0.01	0.015	Bangladesh
1840s	0.045	0.01	0.035	Bangladesh
1850s	0.08	0.025	0.055	Bangladesh
1860s	0.14	0.035	0.105	Bangladesh
1870s	0.245	0.07	0.175	Bangladesh
1880s	0.43	0.115	0.315	Bangladesh
1890s	0.76	0.205	0.555	Bangladesh
1900s	1.34	0.36	0.98	Bangladesh
1910s	2.35	0.625	1.73	Bangladesh
1920s	4.09	1.08	3.01	Bangladesh
1930s	7.02	1.87	5.15	Bangladesh
1940s	11.8	3.22	8.58	Bangladesh
1950s	18.83	5.54	13.28	Bangladesh
1960s	26.82	15.3	11.52	Bangladesh
1970s	39.36	22.95	16.41	Bangladesh
1980s	45.88	38.82	7.06	Bangladesh

Averages of every year both report within each decade.

Frequently asked questions

Which has higher gender gap education levels, gaps filled, Bangladesh or Sierra Leone?: Bangladesh, at 97.61 against 97.5 in Sierra Leone as of 2018.
What is the difference in gender gap education levels, gaps filled between Bangladesh and Sierra Leone?: 0.11, with Bangladesh ahead.
How many years of comparable data are there for Bangladesh and Sierra Leone?: 36 years are reported by both, from 1820 to 1983.
How do Bangladesh and Sierra Leone rank globally for gender gap education levels, gaps filled?: Bangladesh ranks 52nd and Sierra Leone ranks 53rd of 190 countries.
Where does this data come from?: Statizoid (derived), published as Gender gap education levels, gaps filled. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Bangladesh vs Sierra Leone: Gender gap education levels, gaps filled. Statizoid, drawing on Statizoid (derived). Retrieved 02 November 2026, from https://education.statizoid.com/compare/gender-gap-education-levels-gaps-filled/bangladesh/sierra-leone/

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About this data

Indicator: Gender gap education levels, gaps filled
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 190 places, 7,888 data points, 1820–2025
Last refreshed: 27 October 2026

Gender gap education levels with 642 missing years estimated by linear interpolation between the nearest real observations. Only gaps of 4 years or fewer are filled, and never beyond the first or last actual measurement — these are filled holes, not forecasts.