Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2010	Jan	3	5
2010	Feb	2	2
2010	Mar	2	3
2010	Apr	2	4
2010	May	4	4
2010	Jun	5	7
2010	Jul	0	0
2010	Aug	1	3
2010	Sep	1	1
2010	Oct	2	2
2010	Nov	2	2
2010	Dec	0	0
2010	all	22	33