1999-10←  1999-11 looping  →1999-12

19991101_0000 UTC	19991102_0000 UTC
19991103_0000 UTC	19991104_0000 UTC
19991105_0000 UTC	19991106_0000 UTC
19991107_0000 UTC	19991108_0000 UTC
19991109_0000 UTC	19991110_0000 UTC
19991111_0000 UTC	19991112_0000 UTC
19991113_0000 UTC	19991114_0000 UTC
19991115_0000 UTC	19991116_0000 UTC
19991117_0000 UTC	19991118_0000 UTC
19991119_0000 UTC	19991120_0000 UTC
19991121_0000 UTC	19991122_0000 UTC
19991123_0000 UTC	19991124_0000 UTC
19991125_0000 UTC	19991126_0000 UTC
19991127_0000 UTC	19991128_0000 UTC
19991129_0000 UTC	19991130_0000 UTC