...
array([[['2006-01-01T00:00:00.000000000', '2006-02-01T00:00:00.000000000'],\n",
- " ['2006-02-01T00:00:00.000000000', '2006-03-01T00:00:00.000000000'],\n",
- " ['2006-03-01T00:00:00.000000000', '2006-04-01T00:00:00.000000000'],\n",
- " ['2006-04-01T00:00:00.000000000', '2006-05-01T00:00:00.000000000'],\n",
- " ['2006-05-01T00:00:00.000000000', '2006-06-01T00:00:00.000000000'],\n",
- " ['2006-06-01T00:00:00.000000000', '2006-07-01T00:00:00.000000000'],\n",
- " ['2006-07-01T00:00:00.000000000', '2006-08-01T00:00:00.000000000'],\n",
- " ['2006-08-01T00:00:00.000000000', '2006-09-01T00:00:00.000000000'],\n",
- " ['2006-09-01T00:00:00.000000000', '2006-10-01T00:00:00.000000000'],\n",
- " ['2006-10-01T00:00:00.000000000', '2006-11-01T00:00:00.000000000'],\n",
- " ['2006-11-01T00:00:00.000000000', '2006-12-01T00:00:00.000000000'],\n",
- " ['2006-12-01T00:00:00.000000000', '2007-01-01T00:00:00.000000000']]],\n",
- " dtype='datetime64[ns]')