Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2013	Jan	28	43
2013	Feb	19	31
2013	Mar	23	28
2013	Apr	21	24
2013	May	27	31
2013	Jun	22	29
2013	Jul	33	48
2013	Aug	50	67
2013	Sep	36	45
2013	Oct	34	44
2013	Nov	40	48
2013	Dec	66	77
2013	all	327	515