Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2012	Jan	10	10
2012	Feb	4	6
2012	Mar	5	7
2012	Apr	3	5
2012	May	3	3
2012	Jun	2	2
2012	Jul	3	3
2012	Aug	2	13
2012	Sep	2	2
2012	Oct	6	16
2012	Nov	1	1
2012	Dec	2	2
2012	all	40	70