Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2009	Jan	81	118
2009	Feb	90	132
2009	Mar	144	200
2009	Apr	138	201
2009	May	160	248
2009	Jun	113	151
2009	Jul	120	159
2009	Aug	88	138
2009	Sep	188	233
2009	Oct	131	196
2009	Nov	143	224
2009	Dec	138	191
2009	all	1195	2191