Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	3	3
2013	Feb	3	5
2013	Mar	3	4
2013	Apr	4	16
2013	May	4	6
2013	Jun	2	2
2013	Jul	3	3
2013	Aug	2	4
2013	Sep	6	13
2013	Oct	6	10
2013	Nov	2	2
2013	Dec	1	1
2013	all	39	69