Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	27	48
2013	Feb	20	32
2013	Mar	27	42
2013	Apr	22	36
2013	May	26	35
2013	Jun	27	37
2013	Jul	31	45
2013	Aug	50	70
2013	Sep	35	43
2013	Oct	29	43
2013	Nov	48	61
2013	Dec	56	61
2013	all	313	553