2000-01←  2000-02 looping  →2000-03

20000201_0000 UTC	20000202_0000 UTC	20000203_0000 UTC	20000204_0000 UTC
20000205_0000 UTC	20000206_0000 UTC	20000207_0000 UTC	20000208_0000 UTC
20000209_0000 UTC	20000210_0000 UTC	20000211_0000 UTC	20000212_0000 UTC
20000213_0000 UTC	20000214_0000 UTC	20000215_0000 UTC	20000216_0000 UTC
20000217_0000 UTC	20000218_0000 UTC	20000219_0000 UTC	20000220_0000 UTC
20000221_0000 UTC	20000222_0000 UTC	20000223_0000 UTC	20000224_0000 UTC
20000225_0000 UTC	20000226_0000 UTC	20000227_0000 UTC	20000228_0000 UTC

2000-01←  2000-02 looping  →2000-03