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 Conakry 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.
BrusselsBRU · Belgium16−40 %seen Oct 28
OttawaYOW · Canada3−30 %1 bookable
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.