Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	3	4
2013	Feb	4	16
2013	Mar	14	25
2013	Apr	21	25
2013	May	24	26
2013	Jun	22	34
2013	Jul	33	40
2013	Aug	41	55
2013	Sep	36	46
2013	Oct	44	61
2013	Nov	53	68
2013	Dec	43	49
2013	all	243	449