data
| Date | LV10日 | LV10夜 | LVmax |
|---|---|---|---|
| dB | dB | dB | |
| 2021-Q4 | 34.9 | 30.0 | 51.9 |
| 2021-Q3 | 33.8 | 30.0 | 50.4 |
| 2021-Q2 | 37.8 | 30.1 | 51.6 |
| 2021-Q1 | 36.7 | 30.1 | 56.2 |
| 2020-Q4 | 36.2 | 33.0 | 57.4 |
| 2020-Q3 | 36.2 | 33.0 | 55.4 |
| 2020-Q2 | 37.2 | 30. | 57.7 |
| 2020-Q1 | 36.5 | 33.0 | 44.8 |
| 2019-Q4 | 36.5 | 30.1 | 56.2 |
| 2019-Q3 | 34.9 | 30.0 | 53.2 |
| 2019-Q2 | 39.7 | 30.9 | 56.1 |
| 2019-Q1 | 39.9 | 31.0 | 58.3 |
| 2018-Q4 | 41.4 | 31.5 | 61.6 |
| 2018-Q3 | 38.9 | 30.4 | 55.8 |
| 2018-Q2 | 40.2 | 31.1 | 61.4 |
| 2018-Q1 | 39.5 | 30.5 | 59.4 |
| 2017-Q4 | 40.9 | 36.0 | 79.7 |
| 2017-Q3 | 35.1 | 33.3 | 60.1 |
| 2017-Q2 | 42.8 | 30.6 | 70.4 |
| 2017-Q1 | 38.0 | 30.3 | 60.2 |
| 2016-Q4 | 39.5 | 30.5 | 69.1 |
| 2016-Q3 | 37.9 | 30.2 | 55.2 |
| 2016-Q2 | 34.5 | 30.3 | 67.8 |
| 2016-Q1 | 38.5 | 31.1 | 74.2 |
| 2015-Q4 | 39.6 | 30.3 | 63.7 |
| 2015-Q3 | 37.7 | 30.1 | 63.9 |
| 2015-Q2 | 38.0 | 30.0 | 56.7 |
| 2015-Q1 | 39.6 | 30.6 | 65.7 |
| 2014-Q4 | 39.5 | 30.2 | 58.2 |
| 2014-Q3 | 40.0 | 33.4 | 62.4 |
| 2014-Q2 | 40.1 | 32.5 | 60.1 |
| 2014-Q1 | 41.5 | 31.7 | 59.6 |
| 2013-Q4 | 39.2 | 30.9 | 55.3 |
| 2013-Q3 | 38.5 | 31.0 | 58.0 |
| 2013-Q2 | 34.5 | 30.0 | 50.9 |
| 2013-Q1 | 35.7 | 303 | 55.8 |