Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	87	119
2011	Feb	63	97
2011	Mar	63	92
2011	Apr	100	119
2011	May	88	141
2011	Jun	79	101
2011	Jul	71	80
2011	Aug	83	107
2011	Sep	49	62
2011	Oct	59	85
2011	Nov	98	134
2011	Dec	71	91
2011	all	718	1228