B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
77.6%
77.6% -- share of sites losing unique ranking terms for Google Search Console tracked websites (2025)
77.6% of analyzed websites lost unique ranking terms following Google's removal of the &num=100 parameter.
- Short and mid-tail keywords were hit hardest
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
77.6%
Unit
Percentage
Data Vintage
2025
Entity
Sample Size
319
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Locomotive Agency
Primary
Tier B
https://adaptingsocial.com/google-update-num-100/ ↗
Source Article
Your Impressions Just Plummeted: Why Google's Latest SEO Update is Actually Good News
Original Research
Locomotive Agency
· Original study ↗
Methodology
Short and mid-tail keywords hit hardest; based on analysis of 319 web properties after &num=100 parameter removal
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google Search Console tracked websites: 77.6% share of sites losing unique ranking terms. Source: Locomotive Agency (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/sites-lost-unique-ranking-terms-num100
HTML Embed
<blockquote cite="https://lighthousedata.io/data/sites-lost-unique-ranking-terms-num100" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>77.6%</strong> -- share of sites losing unique ranking terms for Google Search Console tracked websites<br><small>Source: Locomotive Agency (2025) · <a href="https://lighthousedata.io/data/sites-lost-unique-ranking-terms-num100" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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