Thursday 19 November 2020 · below the Index · spike
Container freight rates surge amid supply chain disruptions
Container shipping freight rates soared in mid-November 2020 driven by a consumer goods boom and supply chain bottlenecks. The spike in rates reflected strong post-pandemic demand recovery and operational constraints in global container logistics.
Peak 43.9 on Tuesday 24 November 2020. The shaded band is the incident window.
Where the attention came from
Over the whole window this ran Public curiosity-led; on the peak day itself it read Mixed-led. When the two differ, the fast signals (social, news) spiked and faded while the slow ones (search, research) carried the tail. Social here is X alone — Bluesky only joins the series from July 2024 — so its level isn't directly comparable with today's series, though its share of this incident is real.
Bar = share of the extra attention over the whole window; the tick marks the share on the peak day alone, where the two differ.
How unusual it was
This was above 4% of all days since 2020, and the highest since Monday 19 October 2020.
How far it spread
No vessel type moved — 0 of 6 vessel-type groups drew clearly more readers than usual.
Bars start at 1× — normal readership for that vessel type, the weeks before the incident. Grey = no clear lift. "Over time" shows each group's daily readers through the window; "All 12 articles" breaks the six groups back into their members.
How it was framed the frame glossary →
Lead frame: engine of trade. Trade press was 0% of in-scope coverage — the story had left the trade press and gone mainstream. (Historical coverage is scored on headlines only.)
Acting, or acted upon
In 0% of coverage shipping was the thing acted upon rather than the actor; 0% of it was strongly negative in tone.
What the coverage said
- Colombo Port fights pandemic; freight rates skyrocketsundaytimes.lk · 2020-11-21
- Pandemic-induced container shortage pressures freight rates from Asia to US, LatAmhellenicshippingnews.com · 2020-11-23
- Container spot freight rates rise by 4.4% WoW: Jefferiessbr.com.sg · 2020-11-23
Gold rule = a national or international outlet, not a trade title.
- social = X only before Bluesky (2024-07-01); not comparable with today's series
- tier C: only a Wikipedia article, GDELT sub-vocabulary term, or social per-term query fired — not yet confirmed as a real maritime incident (Phase C naming/is_maritime_incident does that).
- integrated and peak-day verdicts differ (smoothing artefact likely)
- coverage scored on title only (no excerpt) — measured ~8pp frame precision cost vs title+excerpt (docs/HANDOVER-incidents.md §2.3)
- coverage filtered to articles matching this incident specifically (5/265 kept) — see coverage.filter.terms
- coverage panel is based on only 5 articles (< 30) — directional, not precise
Maritime Attention Index, incident: Container freight rates surge amid supply chain disruptions, peak 43.9 on 24 November 2020. maritimeattentionindex.com/incidents/2020-container-freight-rates-surge-amid-supply-chain-disruptions/