Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	134	188
2011	Feb	101	144
2011	Mar	137	197
2011	Apr	154	194
2011	May	126	189
2011	Jun	117	153
2011	Jul	119	138
2011	Aug	124	152
2011	Sep	90	115
2011	Oct	99	131
2011	Nov	153	228
2011	Dec	105	137
2011	all	1197	1966