Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	22	43
2009	Feb	35	38
2009	Mar	37	59
2009	Apr	42	70
2009	May	24	37
2009	Jun	18	24
2009	Jul	26	37
2009	Aug	19	23
2009	Sep	28	31
2009	Oct	35	43
2009	Nov	33	54
2009	Dec	23	36
2009	all	302	495