Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	21	42
2009	Feb	24	28
2009	Mar	44	64
2009	Apr	47	91
2009	May	27	49
2009	Jun	31	39
2009	Jul	59	79
2009	Aug	25	30
2009	Sep	34	37
2009	Oct	36	39
2009	Nov	43	72
2009	Dec	28	43
2009	all	351	613