data
| Date | LV10日 | LV10夜 | LVmax |
|---|---|---|---|
| dB | dB | dB | |
| 2021-Q4 | 35.5 | 30.0 | 52.3 |
| 2021-Q3 | 36.1 | 30.9 | 52.3 |
| 2021-Q2 | 37.9 | 30.3 | 56.8 |
| 2021-Q1 | 35.8 | 30.2 | 49.5 |
| 2020-Q4 | 36.2 | 33.0 | 54.2 |
| 2020-Q3 | 36.2 | 30.0 | 52.7 |
| 2020-Q2 | 35.3 | 30.0 | 48.8 |
| 2020-Q1 | 35.0 | 30.0 | 49.5 |
| 2019-Q4 | 35.1 | 30.0 | 48.4 |
| 2019-Q3 | 34.9 | 30.0 | 54.5 |
| 2019-Q2 | 30.0 | 30.0 | 48.7 |
| 2019-Q1 | 32.7 | 30.0 | 49.5 |
| 2018-Q4 | 30.0 | 30.0 | 48.6 |
| 2018-Q3 | 30.0 | 30.0 | 48.5 |
| 2018-Q2 | 30.7 | 30.0 | 60.9 |
| 2018-Q1 | 32.2 | 32.2 | 49.2 |
| 2017-Q4 | 30.5 | 60.0 | 61.4 |
| 2017-Q3 | 31.1 | 30.0 | 57.2 |
| 2017-Q2 | 30.0 | 30.0 | 70.0 |
| 2017-Q1 | 30.0 | 30.0 | 55.1 |
| 2016-Q4 | 31.3 | 30 | 60.9 |
| 2016-Q3 | 31 | 30 | 54.6 |
| 2016-Q2 | 37.8 | 30 | 73.6 |
| 2016-Q1 | 31.1 | 30 | 58.6 |
| 2015-Q4 | 34.2 | 30.0 | 57.5 |
| 2015-Q3 | 30.1 | 30.0 | 60.0 |
| 2015-Q2 | 47.0 | 37.3 | 64.8 |
| 2015-Q1 | 34.4 | 30.0 | 69.6 |
| 2014-Q4 | 32.7 | 30.0 | 54.4 |
| 2014-Q3 | 32.5 | 28.1 | 53.4 |
| 2014-Q2 | 33.4 | 29.6 | 55.8 |
| 2014-Q1 | 31.7 | 30.0 | 55.5 |
| 2013-Q4 | 31.8 | 30.0 | 60.5 |
| 2013-Q3 | 31.0 | 30.0 | 60.7 |
| 2013-Q2 | 31.1 | 31.0 | 58.0 |
| 2013-Q1 | 31.7 | 30.0 | 45.2 |