B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Dated
50%
50% -- spam rate for Email (2021)
50% of emails register as spam.
Attribution:
View source
Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
50%
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Campaign Monitor/Gartner/SAP (multiple cited)
Primary
Tier C
https://15below.com/articles/blog/infographic-power-sms ↗
Source Article
Infographic: The Power of SMS
Original Research
Campaign Monitor/Gartner/SAP (multiple cited)
· Original study ↗
Methodology
Aggregated from cited sources in 15below infographic
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
Email: 50% spam rate. Source: Campaign Monitor/Gartner/SAP (multiple cited) (2021). Via Lighthouse Intelligence -- https://lighthousedata.io/data/email-spam-rate-50
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<blockquote cite="https://lighthousedata.io/data/email-spam-rate-50" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>50%</strong> -- spam rate for Email<br><small>Source: Campaign Monitor/Gartner/SAP (multiple cited) (2021) · <a href="https://lighthousedata.io/data/email-spam-rate-50" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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