Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	29	51
2013	Feb	15	27
2013	Mar	15	27
2013	Apr	24	29
2013	May	26	29
2013	Jun	22	35
2013	Jul	27	43
2013	Aug	51	79
2013	Sep	30	36
2013	Oct	25	38
2013	Nov	45	60
2013	Dec	57	64
2013	all	300	518