Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	61	99
2009	Feb	46	66
2009	Mar	73	107
2009	Apr	85	132
2009	May	59	87
2009	Jun	64	82
2009	Jul	57	76
2009	Aug	49	74
2009	Sep	52	67
2009	Oct	73	99
2009	Nov	68	105
2009	Dec	39	63
2009	all	577	1057