Over twelve months: where the drops came from, how often, and how far. Past deals are no longer bookable and so are not links — what they add here is the pattern.
Where the deals to Exeter came from
The bar says how often a drop has been proven from that airport over twelve months. The badge says how far the price fell.
BostonBOS · United States7−50 %1 bookable
NewarkEWR · United States5−40 %1 bookable
ChicagoORD · United States5−40 %1 bookable
New YorkJFK · United States4−40 %1 bookable
WashingtonIAD · United States1−30 %seen Oct 18
ToulouseTLS · France1−20 %seen Oct 26
When the deals show up
A bar’s height is the number of drops spotted that month, its colour the month’s best discount. The tallest is October.