B Evidence Grade B Graded accuracy verified by the review judge Safe to Cite Dated

40%

40% -- operating system market share for Windows XP (Brazil top website) (2007)

Name: Operating System Market Share Statistics
Creator: Lighthouse Intelligence
Published: 2026-09-21

2007 · jtbatson.blogspot.com

Windows XP accounted for 40% of operating system market share on one of Brazil's top websites in June 2007.

Based on notes/conversations during a Mozilla trip regarding one of Brazil's top websites

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Attribution: jtbatson.blogspot.com View source

Lighthouse Research Team

Last verified: 2026-09-21 · How we verify data →

Source verified Evidence graded

Value

40%

Unit

Percentage

Data Vintage

2007

Entity

Windows XP (Brazil top website)

Evidence Quality

Strong, reliable evidence

Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.

61/100 confidence

Single source - not yet corroborated

Score breakdown

Extraction

Source Trust

Citation Chain

Independence

Methodology

Freshness

Source

jtbatson.blogspot.com Primary Tier C

http://jtbatson.blogspot.com/2007_06_01_archive.html ↗

Confidence: 48/100 Vintage: 2007 Channel: Common Crawl

Source Article

JTB@

Original Research

jtbatson.blogspot.com · Original study ↗

Methodology

OS market share on one of Brazil's top websites, per Mozilla trip notes

Methodology documented

Segmentation

Industrymarketing

Cite this stat

Plain Text

Windows XP (Brazil top website): 40% operating system market share. Source: jtbatson.blogspot.com (2007). Via Lighthouse Intelligence -- https://lighthousedata.io/data/brazil-os-share-windowsxp-2007

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<blockquote cite="https://lighthousedata.io/data/brazil-os-share-windowsxp-2007" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>40%</strong> -- operating system market share for Windows XP (Brazil top website)<br><small>Source: jtbatson.blogspot.com (2007) · <a href="https://lighthousedata.io/data/brazil-os-share-windowsxp-2007" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>

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