Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	30	53
2013	Feb	15	31
2013	Mar	19	31
2013	Apr	21	24
2013	May	20	23
2013	Jun	30	40
2013	Jul	25	37
2013	Aug	51	82
2013	Sep	39	44
2013	Oct	28	40
2013	Nov	44	61
2013	Dec	49	54
2013	all	298	520