Sunrise...Sunset

In September, there are ~ 4 1/2 minutes less sun per day in Malmo (as opposed to changes of around 1-2 minutes /day during June). That might not sound like any big deal, but that means that in one week, there is ~ 30 minute difference in the amount of daylight hours than the week before! Yikes! It never occurred to me that there would not be a consistent change. It is kind of bazaar.  But interesting...