Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	105	164
2011	Feb	109	173
2011	Mar	109	152
2011	Apr	143	167
2011	May	130	164
2011	Jun	105	134
2011	Jul	126	170
2011	Aug	132	177
2011	Sep	110	154
2011	Oct	124	163
2011	Nov	165	216
2011	Dec	94	126
2011	all	1183	1960