Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	25	39
2013	Feb	20	26
2013	Mar	30	41
2013	Apr	29	33
2013	May	27	33
2013	Jun	26	79
2013	Jul	30	38
2013	Aug	43	51
2013	Sep	38	43
2013	Oct	25	34
2013	Nov	55	75
2013	Dec	37	40
2013	all	308	532