Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	34	56
2013	Feb	21	34
2013	Mar	29	44
2013	Apr	41	53
2013	May	34	41
2013	Jun	33	46
2013	Jul	33	36
2013	Aug	64	75
2013	Sep	43	47
2013	Oct	50	67
2013	Nov	63	73
2013	Dec	69	77
2013	all	425	649