2015-05←  2015-06 looping  →2015-07

20150601_0000 UTC	20150602_0000 UTC	20150603_0000 UTC	20150604_0000 UTC
20150605_0000 UTC	20150606_0000 UTC	20150607_0000 UTC	20150608_0000 UTC
20150609_0000 UTC	20150610_0000 UTC	20150611_0000 UTC	20150612_0000 UTC
20150613_0000 UTC	20150614_0000 UTC	20150615_0000 UTC	20150616_0000 UTC
20150617_0000 UTC	20150618_0000 UTC	20150619_0000 UTC	20150620_0000 UTC
20150621_0000 UTC	20150622_0000 UTC	20150623_0000 UTC	20150624_0000 UTC
20150625_0000 UTC	20150626_0000 UTC	20150627_0000 UTC	20150628_0000 UTC
20150629_0000 UTC	20150630_0000 UTC

2015-05←  2015-06 looping  →2015-07