B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
95%
95% -- search volume growth yoy for Google searches for 'coupons' (2009-09)
Searches for 'coupons' on Google increased by as much as 95% year-over-year as of September 2009.
- Source states 'up by as much as 95%' (upper-bound phrasing)
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
95%
Unit
Percentage
Data Vintage
2009-09
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
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Google
Primary
Tier A
https://agency.googleblog.com/2009/09/stay-connected-with-google-industry.html ↗
Source Article
Stay Connected with the Google Industry Teams on Twitter
Original Research
Google
· Original study ↗
Methodology
Google states searches for 'coupons' were 'up by as much as 95%' year-over-year (upper-bound phrasing; no absolute search volume provided).
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Google searches for 'coupons': 95% search volume growth yoy. Source: Google (2009-09). Via Lighthouse Intelligence -- https://lighthousedata.io/data/google-coupon-searches-growth-yoy-2009
HTML Embed
<blockquote cite="https://lighthousedata.io/data/google-coupon-searches-growth-yoy-2009" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>95%</strong> -- search volume growth yoy for Google searches for 'coupons'<br><small>Source: Google (2009-09) · <a href="https://lighthousedata.io/data/google-coupon-searches-growth-yoy-2009" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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