B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
15%
15% -- page view growth rate for Yahoo! JAPAN News (2021)
Yahoo! JAPAN News achieved a 15% increase in page views after reducing Cumulative Layout Shift (CLS) to under 0.1.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
15%
Unit
Percentage
Data Vintage
2021
Entity
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
Google
Primary
Tier B
https://www.greadme.com/blog/performance/what-is-cumulative-layout-shift-complete-guide ↗
Source Article
What Is Cumulative Layout Shift (CLS)?
What Is Cumulative Layout Shift?#
Cumulative Layout Shift (CLS) is a Core Web Vital that measures the total amount of unexpected movement of visible page elements during a user's session. It's the metric behind every "the button moved right as I tried to click it" experience — and Google uses it as …
Original Research
Google
· Original study ↗
Methodology
Google Web Vitals case study cited by Greadme
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Yahoo! JAPAN News: 15% page view growth rate. Source: Google (2021). Via Lighthouse Intelligence -- https://lighthousedata.io/data/yahoo-japan-cls-pageviews-increase
HTML Embed
<blockquote cite="https://lighthousedata.io/data/yahoo-japan-cls-pageviews-increase" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>15%</strong> -- page view growth rate for Yahoo! JAPAN News<br><small>Source: Google (2021) · <a href="https://lighthousedata.io/data/yahoo-japan-cls-pageviews-increase" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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