 | year   |  begin   | end      | count(meter_values) | |--------+----------+----------+---------------------| | 000000 | 00000000 | 00000000 |          0          | | 000000 | 00000000 | 00000000 |          0          | | 000000 | 00000000 | 00000000 |          0          | | 000000 | 00000000 | 00000000 |          0          |  