Welcome to our forum and thanks for contacting us with your question!
Bubble size is determined by the value of
z in
mapbubble data series. Of course, you can also alter it's size by setting
minSize and
maxSize properties.
Take a look at this
demo: https://jsfiddle.net/BlackLabel/ajvdnxbw/.
API:
https://api.highcharts.com/highmaps/ser ... ble.data.z
https://api.highcharts.com/highmaps/ser ... le.maxSize
https://api.highcharts.com/highmaps/ser ... le.minSize
Let me know if you have any further questions!
Best regards!