Present Perfect Simple vs Continuous

Situation / Focus	P. P. Simple	P. P. Continuous
Completed action (result/quantity)	I've painted the room	-
How many / how much	I've read 3 books this month	-
Permanent or finished result	She's broken her leg	-
Duration / how long (temporary)	-	I've been living here for 2 years
Ongoing or repeated action	-	She's been calling him all day
Recent activity (evidence now)	-	Why are you so dirty? → I've been gardening
Emphasis on the activity itself	-	I've been working hard (that's why I'm tired)
Stative verbs	I've known him since 2000.	- (almost never used)
Both possible (slight difference)	I've learned a lot today	I've been learning a lot today (focus on process)

Quick rule: