Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	108	160
2011	Feb	77	101
2011	Mar	88	108
2011	Apr	123	146
2011	May	98	152
2011	Jun	103	142
2011	Jul	77	90
2011	Aug	91	118
2011	Sep	54	64
2011	Oct	64	85
2011	Nov	110	160
2011	Dec	88	107
2011	all	900	1433