Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	26	45
2013	Feb	18	31
2013	Mar	27	39
2013	Apr	18	21
2013	May	24	34
2013	Jun	23	30
2013	Jul	28	40
2013	Aug	50	69
2013	Sep	32	36
2013	Oct	32	44
2013	Nov	48	63
2013	Dec	60	69
2013	all	313	521