Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2012	Jan	0	0
2012	Feb	0	0
2012	Mar	0	0
2012	Apr	0	0
2012	May	0	0
2012	Jun	0	0
2012	Jul	4	5
2012	Aug	4	15
2012	Sep	8	14
2012	Oct	12	21
2012	Nov	32	40
2012	Dec	28	63
2012	all	72	158