Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	31	49
2009	Feb	34	45
2009	Mar	52	77
2009	Apr	45	81
2009	May	34	58
2009	Jun	26	32
2009	Jul	37	51
2009	Aug	24	33
2009	Sep	33	39
2009	Oct	36	47
2009	Nov	41	67
2009	Dec	32	44
2009	all	371	623