Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	19	36
2009	Feb	18	30
2009	Mar	41	59
2009	Apr	41	70
2009	May	27	49
2009	Jun	16	21
2009	Jul	26	35
2009	Aug	19	24
2009	Sep	33	38
2009	Oct	46	59
2009	Nov	64	98
2009	Dec	36	57
2009	all	316	576